Homes for sale in Allentown, NJ — current 08501 listings, median sale prices, the substantial 0.59 mi² historic Monmouth County borough (substantial Allentown NJ, not Pennsylvania) — substantial NRHP-listed historic district founded 1706, substantial K-8 own Allentown Public + 9-12 Allentown HS Redbirds (Upper Freehold Regional), substantial Main Street historic Greek Revival + Victorian commercial corridor, substantial Allentown Mill Pond, substantial proximity to Upper Freehold Township + Millstone Township, and substantial preserved Colonial-era residential character.
If you're searching for homes for sale in Allentown, NJ, you're looking at the substantial small historic borough in western Monmouth County — a 0.62-square-mile borough of 1,734 residents (2020) bordering adjacent Mercer County. Allentown was originally settled in the early 1700s around a substantial grist mill established by Nathan Allen (1706), from which it derived its name as Allen's Town before becoming Allentown. The borough was formally incorporated on January 29, 1889, from portions of Upper Freehold Township. Allentown is the rare substantial Monmouth borough that operates within a substantial PreK-12 regional school district — the substantial Upper Freehold Regional School District (PreK-12 regional, 27 High Street, Allentown, 2,124-2,150 students, 12.1:1 ratio, DFG GH). Substantial students attend Newell Elementary School (PreK-4), Stonebridge Middle School (5-8), and Allentown High School (9-12, est. 1924, 1,033 students 2024-25, 13.7:1 ratio, Redbirds, Colonial Valley Conference). The borough features over 220 preserved historic structures including the substantial Allentown Mill (built 1706 by Nathan Allen, current building 1850, on National Register of Historic Places), substantial Revolutionary War taverns (The Lower Tavern, Cunningham's Hotel, The Upper Tavern, Holloway's Tavern), and substantial Georgian-era homes throughout the substantial Allentown Historic District (added to the National Register of Historic Places, nominated 1979 by Cynthia Martin Goldsmith). Allentown real estate trades at a median home value near $440,210 (city-data 2023, up from $167,000 in 2000 — substantial 164% appreciation over 23 years). The borough is in NJ's 3rd Congressional District. Allentown was a substantial depot on the Underground Railroad in the 19th century.
Allentown is the rare substantial Monmouth County small borough that delivers substantial colonial-era Nathan Allen grist mill (1706) settlement origin, substantial Allentown Historic District (added to the National Register of Historic Places, nominated 1979) with over 220 preserved historic structures, substantial PreK-12 Upper Freehold Regional School District (the only NJ regional district that operates K-12 with substantial Allentown Borough + Upper Freehold Township composition + substantial Millstone Township board representation), substantial Allentown High School Redbirds (est. 1924, 1,033 students, 13.7:1 ratio, Colonial Valley Conference, Interdistrict Public School Choice Program approved November 2, 1999 — one of the substantial first ten districts statewide), substantial Revolutionary War significance (substantial Allentown Mill, substantial Cunningham's Hotel, substantial Lower Tavern, and substantial Upper Tavern all in existence during the Revolutionary War; mail route from Trenton to Freehold passed through Allentown during George Washington's presidency), substantial Underground Railroad depot (19th century), substantial bordering with Mercer County (substantial Mercer County and Monmouth County dual-county accessibility), and substantial 84.42% White / 6.7% Black or African American / 5.4% Hispanic demographic mix. The borough was formally incorporated as a borough by an act of the New Jersey Legislature on January 29, 1889, from portions of Upper Freehold Township. The borough is named after Nathan Allen (or possibly William Allen). Mayor: Thomas C. Fritts (I, term ends December 31, 2027); Borough administrator/Municipal clerk Laurie A. Roth. Borough Hall at 8 North Main Street, Allentown, 609-259-3151. Population 1,734 (2020), estimate 1,724 in 2023, 1,712 projected 2025. Density 2,908.5/sq mi. Elevation 75 ft. Total area 0.62 sq mi (537th of 565 in state by area, 45th of 53 in county); land 0.59 sq mi; water 0.023 sq mi (4.03%). Median household income $134,583 (2023, average HH income $154,860). Average per capita income $78,125. Substantial 3.63% poverty rate.
Allentown is part of the substantial Upper Freehold Regional School District — a substantial regional PreK-12 district headquartered at 27 High Street, Allentown 08501 (phone 609-259-7292). Enrollment 2,124-2,150 students, 176.2 FTE faculty, 12.1:1 ratio, DFG GH. Superintendent: Mark Guterl. Business administrator: Nicole Petrone. 3 schools: Newell Elementary School (PreK-4), Stonebridge Middle School (grades 5-8, 1252 Yardville-Allentown Road), and Allentown High School (grades 9-12). The substantial 10-member Board of Education: 9 elected seats allocated to the substantial constituent municipalities based on population (5 to Upper Freehold Township + 4 to Allentown), plus 1 member appointed by Millstone Township. The substantial district participates in the Interdistrict Public School Choice Program at Allentown High School (approved November 2, 1999 — one of the substantial first ten districts statewide).
Allentown High School (27 High Street, Allentown 08501) is a substantial 4-year public high school established in 1924 — part of the substantial Upper Freehold Regional School District. Enrollment 1,033 students (2024-25), 75.4 FTE faculty, 13.7:1 ratio. Principal: Todd Pae. Team name: Redbirds. Colors: Red and Black. Athletics conference: Colonial Valley Conference. The substantial Interdistrict Public School Choice Program at Allentown HS offers 6 substantial Choice Academies: Agricultural Science Academy, Arts Academy, Engineering Academy, Tomorrow's Teachers Academy, Academy of Public and International Affairs, and Academy of Advanced Math and Algebra. Substantial 12.73% of Allentown residents work in teaching occupations. Substantial 13.39% in management occupations. Substantial Allentown has more people living here who work in computers and math than 95% of the places in the US.
The substantial Allentown Historic District — added to the National Register of Historic Places (nominated 1979 by Cynthia Martin Goldsmith, Historic Preservation Consultant, Allentown-Upper Freehold Historical Society). The substantial downtown features over 220 preserved historic structures. The substantial Allentown Mill — first built in 1706 by Nathan Allen, with the current building dating to around 1850 — is on the National Register of Historic Places. Substantial Revolutionary War-era taverns include The Lower Tavern (27/31 South Main Street, possibly the oldest), Cunningham's Hotel (1/3 North Main Street, in existence during Revolutionary War), and The Upper Tavern (32 North Main Street, much altered form). Holloway's Tavern stood on South Main Street on the site of the Presbyterian Manse (118 South Main Street). The substantial post office was established in Allentown during George Washington's presidency — a substantial mail route extended from Trenton to Freehold passing through Allentown. Allentown was a substantial depot on the Underground Railroad in the 19th century, where substantial local figures aided fugitive slaves.
Allentown's housing stock concentrates in substantial single-family detached inventory (approximately 80% of homes are single-family detached, 5% apartment complexes, 6% townhomes). Median sale prices: city-data 2023 estimated median house or condo value $440,210 (up from $167,000 in 2000 — substantial 164% appreciation over 23 years); local Realtor median home value $325,327. Mean prices 2023: all housing units $495,043; detached houses $505,369; townhouses or other attached units $335,247. Median gross rent 2023: $1,500. December 2024 cost of living index 115.9 (substantially higher than national average of 100). Per local Realtors, majority of Allentown neighborhood home prices range $205,000-$409,000. Median household income $134,583 (2023, up substantially over recent years); average HH income $154,860; average per capita income $78,125. Substantial 3.63% poverty rate. Substantial mix of housing ages (32.2% built in various eras, even split). The substantial 220+ preserved historic structures concentrated in the Allentown Historic District anchor substantial historic-character premium pricing.
Smaller two- and three-bedroom single-family residences and substantial townhouses across Allentown's substantial more accessible residential blocks. Per local Realtors, the majority of Allentown neighborhood home prices range $205,000-$409,000. The most accessible Allentown entry point — substantial first-time and primary-residence buyers seeking the substantial historic borough character. Median gross rent $1,500. Substantial walking-distance proximity to the substantial Allentown Historic District and substantial 220+ preserved historic structures.
Substantial three- and four-bedroom Colonial Revival, Georgian-era, and Victorian single-family residences throughout the borough's substantial primary residential blocks. The largest segment by transaction volume — substantial primary-residence year-round families anchored by the substantial Upper Freehold Regional Schools PreK-12 feeder. The city-data 2023 median home value of $440,210 anchors this tier. Substantial detached houses mean price $505,369 anchors substantial upper-core inventory.
Substantial preserved historic Georgian-era residences and substantial larger estate-scale single-family residences throughout Allentown's most-watched residential blocks. The substantial Allentown Historic District-preserved 220+ historic structures command substantial premium pricing for substantial historic-character residences. Among the most-distinctive substantial small-borough historic residential inventory in western Monmouth County. Substantial primary-residence demand from substantial discerning property buyers seeking substantial preserved Revolutionary War-era character.
Allentown's compact 0.59-square-mile borough segments by proximity to the substantial Main Street historic civic spine (substantial preserved Revolutionary War-era taverns), the substantial Allentown Mill / Doctor's Creek corridor, the substantial High Street educational corridor (anchored by Upper Freehold Regional School District HQ + Allentown High School at 27 High Street), and the substantial Borough Hall civic corridor (8 North Main Street).
The substantial Main Street historic tavern corridor — anchored by substantial Revolutionary War-era taverns. Substantial preserved historic structures include The Lower Tavern (27/31 South Main Street, possibly the oldest), Cunningham's Hotel (1/3 North Main Street, in existence during Revolutionary War), The Upper Tavern (32 North Main Street), and Holloway's Tavern site (now site of the Presbyterian Manse at 118 South Main Street). Substantial preserved Revolutionary War-era character anchors substantial historic-corridor walkability.
The substantial Allentown Mill / Doctor's Creek corridor — anchored by the substantial Allentown Mill (first built 1706 by Nathan Allen, current building dating to around 1850, on National Register of Historic Places). The substantial Doctor's Creek runs through the substantial corridor. Substantial residential blocks adjacent to the substantial mill anchor substantial historic primary-residence character. The substantial mill is the substantial origin of the substantial Allentown name (Allen's Town named after Nathan Allen).
The substantial High Street educational corridor — anchored by the substantial Upper Freehold Regional School District HQ at 27 High Street + Allentown High School (est. 1924, 1,033 students, Redbirds, Colonial Valley Conference). Substantial residential blocks adjacent to the substantial educational anchor. Substantial walking-distance proximity to substantial 9-12 high school for substantial Allentown families.
The substantial North Main Street civic corridor — anchored by the substantial Allentown Borough Hall at 8 North Main Street (phone 609-259-3151). Substantial Cunningham's Hotel at 1/3 North Main Street and The Upper Tavern at 32 North Main Street. Substantial preserved historic residential blocks across the corridor. Substantial Mayor Thomas C. Fritts and substantial Borough Council operate from the substantial civic infrastructure.
The substantial western Allentown pocket bordering Upper Freehold Township — the substantial original municipality from which Allentown was created in 1889. Substantial single-family Colonial and ranch-style residential inventory. Substantial primary-residence year-round families anchor substantial residential continuity along the substantial Allentown-Upper Freehold border. Among the more accessible Allentown residential pockets relative to the substantial Main Street Historic District.
"Allentown is the substantial historic 1889-incorporated Monmouth borough originally settled in the early 1700s around Nathan Allen's grist mill (1706, current building 1850, on the National Register). With over 220 preserved historic structures, Revolutionary War-era taverns (The Lower Tavern, Cunningham's Hotel, The Upper Tavern), Underground Railroad depot history, PreK-12 Upper Freehold Regional School District (the only NJ regional that operates K-12 with Allentown + Upper Freehold Township + Millstone Township board representation), Allentown HS Redbirds (est. 1924, Colonial Valley Conference, Interdistrict Public School Choice Program 1999), and median home values $440,210 (up from $167K in 2000 — substantial 164% appreciation), Allentown is one of western Monmouth County's most-distinctive substantially-preserved historic small boroughs."
Allentown cross-shops most directly with substantial neighboring Upper Freehold Township (which surrounds Allentown — the substantial original municipality, substantial larger township, same Upper Freehold Regional Schools K-12), substantial neighboring Roosevelt (substantial small western Monmouth borough nearby, K-5 own + 6-12 East Windsor Regional sending), substantial Millstone Township (which has 1 board member appointed to UFRSD), East Windsor Township (immediately north, Mercer County), and Hightstown (substantial small Mercer County borough nearby).
| Town | Median Sale | Avg. Tax | Land Area |
|---|---|---|---|
| Allentown ★ | $440,210 | $8,800 | 0.59 mi² |
| Upper Freehold Twp | $800,000 | $12,400 | 46.7 mi² |
| Roosevelt | $458,000 | $9,800 | 1.95 mi² |
| Millstone Twp | $795,000 | $12,300 | 36.7 mi² |
| East Windsor Twp | $485,638 | $8,560 | 15.6 mi² |
★ Subject town. Sources: Monmouth County Board of Taxation (2025 certified data), Upper Freehold Regional School District NCES data (PreK-12 regional, 2,124-2,150 students, 3 schools, 12.1:1 ratio, Superintendent Mark Guterl); Allentown HS est. 1924, 1,033 students, 13.7:1, Redbirds, Colonial Valley Conference; city-data 2023 estimated Allentown median house/condo value $440,210 (up from $167,000 in 2000); Allentown Historic District added to National Register of Historic Places (nominated 1979). Allentown pricing varies substantially by section — verify section-specific pricing with The Prodigy Team before contract.
Borough History & Nathan Allen Grist Mill. Allentown was originally settled in the early 1700s around a substantial grist mill established by Nathan Allen in 1706, from which it derived its name as Allen's Town before becoming Allentown. Nathan Allen purchased land from his father-in-law in the year of his settlement. On his death in 1732, his substantial son Nathan inherited the mill and plantation; his substantial brother Richard received a fulling mill and 2.5 acres of land. Substantial businesses clustered around Nathan Allen's grist mill — a store, tavern, blacksmith shop, and other businesses. The borough was formally incorporated as a borough by an act of the New Jersey Legislature on January 29, 1889, from portions of Upper Freehold Township. The borough is governed under New Jersey's Borough form of government. Mayor: Thomas C. Fritts (I, term ends December 31, 2027); Borough administrator/Municipal clerk Laurie A. Roth. Borough Hall: 8 North Main Street, Allentown 08501, phone 609-259-3151. Population 1,734 (2020), estimate 1,724 in 2023, 1,712 projected 2025. Density 2,908.5/sq mi (223rd of 565 in state). Elevation 75 ft. Total area 0.62 sq mi (537th of 565 in state by area); land 0.59 sq mi; water 0.023 sq mi (4.03%).
Upper Freehold Regional School District (PreK-12). Allentown is part of the substantial Upper Freehold Regional School District — a substantial regional PreK-12 district headquartered at 27 High Street, Allentown (phone 609-259-7292). Enrollment 2,124-2,150 students, 176.2 FTE faculty, 12.1:1 ratio, DFG GH. Superintendent: Mark Guterl. Business administrator: Nicole Petrone. 3 schools: Newell Elementary School (PreK-4), Stonebridge Middle School (grades 5-8, 1252 Yardville-Allentown Road), and Allentown High School (grades 9-12, est. 1924, 1,033 students 2024-25, 13.7:1 ratio, Principal Todd Pae, Redbirds, Red and Black, Colonial Valley Conference). The substantial 10-member Board of Education: 9 elected seats allocated by population (5 to Upper Freehold Township + 4 to Allentown), plus 1 member appointed by Millstone Township. The substantial district participates in the Interdistrict Public School Choice Program at Allentown HS — approved November 2, 1999, as one of the substantial first ten districts statewide. Substantial 6 Choice Academies offered: Agricultural Science Academy, Arts Academy, Engineering Academy, Tomorrow's Teachers Academy, Academy of Public and International Affairs, and Academy of Advanced Math and Algebra. Plus the Advanced Level Mathematics (ALM) Program.
Allentown Historic District & Revolutionary War Era. The substantial Allentown Historic District was added to the National Register of Historic Places (nominated 1979 by Cynthia Martin Goldsmith, Historic Preservation Consultant, Allentown-Upper Freehold Historical Society). The substantial downtown features over 220 preserved historic structures. The substantial Allentown Mill — first built in 1706 by Nathan Allen, with the current building dating to around 1850 — is on the National Register of Historic Places. Substantial Revolutionary War-era taverns include The Lower Tavern (27/31 South Main Street, possibly the oldest), Cunningham's Hotel (1/3 North Main Street, in existence during Revolutionary War), The Upper Tavern (32 North Main Street, much altered form), and Holloway's Tavern site (now site of Presbyterian Manse at 118 South Main Street — part of the foundation incorporated into the basement of the present building). The substantial post office was established in Allentown during George Washington's presidency — a substantial mail route extended from Trenton to Freehold passing through Allentown. The substantial Old York Road was a vital colonial Revolutionary War-era route through Allentown. Allentown was a substantial depot on the Underground Railroad in the 19th century, where substantial local figures aided fugitive slaves.
Demographics, Economics & Transportation. 2020 population 1,734 (substantial decline from peak — projected -0.17% annual). Median household income $134,583 (2023, up substantially from $29,455 per capita in 2000). Average HH income $154,860. Average per capita income $78,125. Substantial 3.63% poverty rate. Median home value $440,210 (2023, up from $167,000 in 2000). Median age 40 years (males 39.4, females 40.3). Substantial 84.42% White / 6.7% Black or African American / 5.4% Hispanic demographic mix. Cost of living index 115.9 (Dec 2024). Substantial 13.39% of residents work in management; 12.73% in teaching; 10.64% in office/administrative support. Substantial more people work in computers and math than 95% of US places. The substantial borough borders Mercer County (East Windsor immediately north, Hamilton, Robbinsville). Substantial 18-minute drive to Trenton. Allentown is in NJ's 3rd Congressional District. Substantial 27.208 sq mi 08501 ZIP code total land area.
The median home value in Allentown tracks at approximately $440,210 per city-data 2023 data (up from $167,000 in 2000 — substantial 164% appreciation over 23 years). Local Realtor median home value $325,327. Mean prices 2023: all housing units $495,043; detached houses $505,369; townhouses $335,247. Per local Realtors, majority of Allentown neighborhood home prices range $205,000-$409,000. Average tax bill approximately $8,800. Median household income $134,583 (2023); average HH income $154,860; average per capita income $78,125. Substantial 3.63% poverty rate. Approximately 80% of homes are single-family detached.
Allentown is part of the substantial Upper Freehold Regional School District (PreK-12 regional, 27 High Street, Allentown 08501, phone 609-259-7292, 2,124-2,150 students, 12.1:1 ratio, DFG GH, Superintendent Mark Guterl). 3 schools: Newell Elementary School (PreK-4), Stonebridge Middle School (grades 5-8, 1252 Yardville-Allentown Road), and Allentown High School (grades 9-12, est. 1924, 1,033 students, 13.7:1 ratio, Principal Todd Pae, Redbirds, Colonial Valley Conference). The substantial 10-member Board of Education: 5 from Upper Freehold Township, 4 from Allentown, 1 appointed by Millstone Township. The substantial district participates in the Interdistrict Public School Choice Program at Allentown HS (approved November 2, 1999 — among the first ten districts statewide).
Allentown was originally settled in the early 1700s around a substantial grist mill established by Nathan Allen in 1706, from which it derived its name as Allen's Town. Nathan Allen purchased land from his father-in-law, built the substantial grist mill, and substantial businesses clustered around it — a store, tavern, blacksmith shop. The substantial borough was formally incorporated on January 29, 1889, from portions of Upper Freehold Township. The borough developed along key colonial roadways and waterways, serving as a substantial vital stop on routes like the Old York Road during the Revolutionary War era. Substantial Revolutionary War-era taverns include The Lower Tavern, Cunningham's Hotel, The Upper Tavern, and Holloway's Tavern. The substantial post office was established during George Washington's presidency. Allentown was a substantial depot on the Underground Railroad in the 19th century. The substantial Allentown Historic District features over 220 preserved historic structures — on the National Register of Historic Places (nominated 1979).
Allentown is located in western Monmouth County, New Jersey, bordering adjacent Mercer County. The substantial borough is in NJ's 3rd Congressional District. The substantial 0.62 sq mi total area / 0.59 sq mi land area sits at 75 ft elevation, latitude 40.1779 / longitude -74.5835. Allentown is approximately 18 minutes' drive from Trenton. The substantial Borough Hall is at 8 North Main Street, Allentown 08501 (phone 609-259-3151). The substantial Upper Freehold Regional School District HQ + Allentown High School are at 27 High Street. The substantial 27.208 sq mi 08501 ZIP code total land area covers Allentown plus surrounding Upper Freehold Township and Millstone Township.
The Prodigy Team works the Main Street historic tavern corridor (The Lower Tavern, Cunningham's Hotel, The Upper Tavern), the Allentown Mill / Doctor's Creek corridor, the High Street educational corridor (Upper Freehold Regional SD + Allentown HS), the North Main Street civic corridor (Borough Hall), and the Upper Freehold Township border western Allentown section every week. Cinematic 4K aerial drone marketing — particularly valuable for Allentown's substantial 220+ preserved historic structures plus the substantial National Register of Historic Places-listed Allentown Mill (1706 original, current 1850) and Allentown Historic District character — NYS/NJ broker representation, and 20+ years of Monmouth County transactional experience.
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