Postal Codes

08852 ZIP Code

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ZIP code 08852 covers Monmouth Junction, New Jersey, with a population of about 17,333 and a median household income of $121,771.

Population
17,3331,300 per square mile
Median age
40.51.8 points above the US average
Median household income
$121,7711.2× the New Jersey median
Poverty rate
6%6.4 points below the US average
Typical home value
$704,460up 31.4% in five years
Median rent
$1,8971.1× the New Jersey median
Degree or higher
64.5%29.5 points above the US average
Homeownership
65.9%0.9 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
516

Where 08852 is

Monmouth Junction, New Jersey — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population17,333
Median age40.5
Family households69.6%
Born outside the US45.8%
Speaks a language other than English at home54.5%
White (non-Hispanic)29.8%
Black (non-Hispanic)6.5%
Asian (non-Hispanic)50.6%
Hispanic or Latino10%
Veterans4.3%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$121,771
Income per person$63,075
Poverty rate6%
Households on SNAP or cash assistance5%

Household income distribution

Under $10k1.6%
$10–15k3.0%
$15–20k2.6%
$20–25k3.2%
$25–30k1.7%
$30–35k1.5%
$35–40k0.6%
$40–45k3.8%
$45–50k2.0%
$50–60k5.5%
$60–75k4.3%
$75–100k7.2%
$100–125k13.5%
$125–150k8.8%
$150–200k9.7%
$200k or more31.0%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed9,330
Mean adjusted gross income$132,924
Returns declaring $200,000 or more19.8%
Returns, under $25k20.8%
Returns, $25k–$50k15.2%
Returns, $50k–$75k12.4%
Returns, $75k–$100k10.0%
Returns, $100k–$200k21.8%
Returns, $200k or more19.8%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$489,100
Median gross rent$1,897
Rent as a share of household income24.1%
Owner-occupied65.9%
Vacant homes1%
Median year built1989

What the homes are

Detached house35.9%
Attached house20.7%
2 to 4 units6.6%
5 to 19 units22.7%
20 or more units7.3%
Mobile home6.8%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$704,460as of 2026-07
Typical home value, 1 yearup 0.8%
Typical home value, 5 yearsup 31.4%
Typical home value, 10 yearsup 51.9%
Typical asking rent$2,479as of 2026-07
Typical asking rent, 1 yearup 1.6%
Typical home value since 2000
200020132026$704,460$246,099

$246,099 in 2000 to $704,460 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate5.8%
Bachelor's degree or higher64.5%
High school diploma or higher93.8%
Works from home23.9%
Drives to work alone64.4%
Takes public transport4.4%
Commutes 45 minutes or more29.9%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity24.8% 8.6 pts below the national average of 33.4%
Diagnosed diabetes9.9% 2.1 pts below the national average of 12%
Currently smokes7.6% 5.6 pts below the national average of 13.2%
High blood pressure29.5% 4.6 pts below the national average of 34.1%
Fair or poor general health12.6% 7.7 pts below the national average of 20.3%
No health insurance (18–64)6.4% 4.9 pts below the national average of 11.3%
Depression11.2% 10.7 pts below the national average of 21.9%
No leisure-time physical activity20.7% 4.7 pts below the national average of 25.4%
Arthritis17.2% 7.9 pts below the national average of 25.1%
Binge drinking13.7% 2.3 pts below the national average of 16%
Taking blood pressure medication75.6% 0.9 pts above the national average of 74.7%
Cancer (non-skin)5.4% 2.3 pts below the national average of 7.7%
Current asthma7.6% 2.8 pts below the national average of 10.4%
Coronary heart disease3.8% 2.4 pts below the national average of 6.2%
Routine check-up in past year79.5% 2.8 pts above the national average of 76.7%
Cholesterol screening90.5% 4.6 pts above the national average of 85.9%
Cognitive disability8.2% 6.6 pts below the national average of 14.8%
Colorectal screening61.9% 2.4 pts below the national average of 64.3%
COPD3% 3.6 pts below the national average of 6.6%
Visited a dentist73.3% 12 pts above the national average of 61.3%
Any disability18.2% 12.5 pts below the national average of 30.7%
Lacks emotional support24.5% same as the national average of 24.8%
Food insecurity9.8% 7.3 pts below the national average of 17.1%
Received food stamps4.5% 9.8 pts below the national average of 14.3%
Hearing disability3.8% 2.9 pts below the national average of 6.7%
High cholesterol38% 1.8 pts above the national average of 36.2%
Housing insecurity8.3% 5.5 pts below the national average of 13.8%
Independent living disability4.3% 4.1 pts below the national average of 8.4%
Lacks transport5.2% 4 pts below the national average of 9.2%
Loneliness32.9% 1.5 pts below the national average of 34.4%
Mammography use76.4% 0.5 pts above the national average of 75.9%
Poor mental health (14+ days)12% 4.8 pts below the national average of 16.8%
Mobility disability7.6% 6.4 pts below the national average of 14%
Poor physical health (14+ days)8.7% 4.8 pts below the national average of 13.5%
Self-care disability2.1% 1.9 pts below the national average of 4%
Utility shut-off threat4.4% 4.4 pts below the national average of 8.8%
Sleeps under 7 hours37% 0.6 pts above the national average of 36.4%
Stroke2.1% 1.3 pts below the national average of 3.4%
All natural teeth lost4.9% 8.1 pts below the national average of 13%
Vision disability3.1% 2.5 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments516
People employed9,394
Annual payroll$753,055,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 61.7% of US census tracts
FEMA ratingVery Low to Relatively High across the 8 census tracts this ZIP code covers
Expected annual loss65.9 out of 100
Community resilience35.7 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Strong wind91.2Very High at its worst in this ZIP code
Ice storm88.5Relatively High at its worst in this ZIP code
Winter weather88.5Relatively High at its worst in this ZIP code
Landslide77.7Relatively Low at its worst in this ZIP code
Hurricane77.4Relatively Moderate at its worst in this ZIP code
River flooding75.3Very High at its worst in this ZIP code
Drought74.4Relatively Moderate at its worst in this ZIP code
Earthquake73.3Relatively High at its worst in this ZIP code
Wildfire58.3Relatively Low at its worst in this ZIP code
Tornado56.8Relatively Moderate at its worst in this ZIP code
Heat wave55.3Relatively Moderate at its worst in this ZIP code
Cold wave53.3Relatively Moderate at its worst in this ZIP code
Hail30.3Relatively Low at its worst in this ZIP code
Lightning28.2Relatively Low at its worst in this ZIP code
Compared with New Jersey and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPNew JerseyUnited States
Median household income$121,771$101,050$78,538
Income per person$63,075$53,118$43,289
Poverty rate6%9.8%12.4%
Median home value$489,100$427,600$303,400
Median gross rent$1,897$1,653$1,348
Homeownership65.9%63.7%65%
Bachelor's degree or higher64.5%42.9%35%
Unemployment rate5.8%6.2%5.2%
Works from home23.9%15%13.5%
Born outside the US45.8%23.5%13.9%
Median age40.540.138.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationHIGHTSTOWN 2 W, NJ US13.4 km away
Rain in a year47 in
Snow in a year24 in

Average high and low by month

January40.5°F / 21.4°F3.46 in rain, 5.8 in snow
February43°F / 22.7°F2.61 in rain, 8 in snow
March50.9°F / 29.7°F4.28 in rain, 4.6 in snow
April62.9°F / 39°F3.67 in rain, 0.6 in snow
May72.8°F / 48.4°F4.07 in rain
June81.7°F / 57.8°F4.63 in rain
July86.7°F / 63°F4.82 in rain
August84.9°F / 60.8°F4.29 in rain
September78.3°F / 53.8°F4.15 in rain
October66.4°F / 42.2°F3.98 in rain
November55.3°F / 33°F3.26 in rain, 0.3 in snow
December45.5°F / 26.6°F4.23 in rain, 4.4 in snow
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarket92% of this ZIP code's area
No vehicle and far from a supermarket5% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

South Brunswick Township School District100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability31more vulnerable than 31% of US census tracts
Socioeconomic status21more vulnerable than 21% of US census tracts
Household characteristics28more vulnerable than 28% of US census tracts
Racial and ethnic minority status76more vulnerable than 76% of US census tracts
Housing type and transport44more vulnerable than 44% of US census tracts
Walkability7 out of 20Below average
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

08824 Kendall Park, NJ3.8 km away
08810 Dayton, NJ3.8 km away
08528 Kingston, NJ4.6 km away
08536 Plainsboro, NJ6.2 km away
08823 Franklin Park, NJ6.3 km away
08553 Rocky Hill, NJ7.3 km away
08540 Princeton, NJ7.5 km away
08544 Princeton, NJ9.2 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Middlesex County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area13.33 sq mi
Water area0.06 sq mi
Population density1,300 people per sq mi
Latitude, longitude40.3869, -74.5558

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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