Postal Codes

08836 ZIP Code

Advertisement

English Español

ZIP code 08836 covers Martinsville, New Jersey, with a population of about 4,326 and a median household income of $237,935.

Population
4,326962 per square mile
Median age
38.5about the US average
Median household income
$237,9352.4× the New Jersey median
Poverty rate
1.2%11.2 points below the US average
Typical home value
$894,957up 29.4% in five years
Degree or higher
74.6%39.6 points above the US average
Homeownership
99.3%34.3 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
124

Where 08836 is

Martinsville, 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

Population4,326
Median age38.5
Family households85.9%
Born outside the US16.4%
Speaks a language other than English at home24.2%
White (non-Hispanic)68.3%
Black (non-Hispanic)0%
Asian (non-Hispanic)12.9%
Hispanic or Latino7.3%
Veterans2.9%
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$237,935
Income per person$99,948
Poverty rate1.2%
Households on SNAP or cash assistance0%

Household income distribution

Under $10k1.6%
$10–15k0.8%
$15–20k0.0%
$20–25k0.0%
$25–30k0.7%
$30–35k0.0%
$35–40k0.6%
$40–45k1.3%
$45–50k0.0%
$50–60k3.0%
$60–75k6.4%
$75–100k4.6%
$100–125k0.6%
$125–150k6.2%
$150–200k11.8%
$200k or more62.4%

Income as declared to the IRS

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

Tax returns filed1,940
Mean adjusted gross income$236,830
Returns declaring $200,000 or more33.5%
Returns, under $25k17.0%
Returns, $25k–$50k10.3%
Returns, $50k–$75k9.3%
Returns, $75k–$100k7.7%
Returns, $100k–$200k22.2%
Returns, $200k or more33.5%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$786,500
Owner-occupied99.3%
Vacant homes3.4%
Median year built1971

What the homes are

Detached house94.3%
Attached house5%
5 to 19 units0.8%
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$894,957as of 2026-07
Typical home value, 1 yearup 2.5%
Typical home value, 5 yearsup 29.4%
Typical home value, 10 yearsup 50.5%
Typical home value since 2000
200020132026$894,957$395,101

$395,101 in 2000 to $894,957 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate3.5%
Bachelor's degree or higher74.6%
High school diploma or higher100%
Works from home24.2%
Drives to work alone66%
Takes public transport3%
Commutes 45 minutes or more28.8%
Health

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

Obesity24.2% 9.2 pts below the national average of 33.4%
Diagnosed diabetes8.3% 3.7 pts below the national average of 12%
Currently smokes6.3% 6.9 pts below the national average of 13.2%
High blood pressure29.2% 4.9 pts below the national average of 34.1%
Fair or poor general health9.7% 10.6 pts below the national average of 20.3%
No health insurance (18–64)4.7% 6.6 pts below the national average of 11.3%
Depression15% 6.9 pts below the national average of 21.9%
No leisure-time physical activity15.3% 10.1 pts below the national average of 25.4%
Arthritis22.4% 2.7 pts below the national average of 25.1%
Binge drinking14.6% 1.4 pts below the national average of 16%
Taking blood pressure medication78.3% 3.6 pts above the national average of 74.7%
Cancer (non-skin)9.5% 1.8 pts above the national average of 7.7%
Current asthma8.1% 2.3 pts below the national average of 10.4%
Coronary heart disease4.7% 1.5 pts below the national average of 6.2%
Routine check-up in past year80.3% 3.6 pts above the national average of 76.7%
Cholesterol screening92.6% 6.7 pts above the national average of 85.9%
Cognitive disability7.5% 7.3 pts below the national average of 14.8%
Colorectal screening71% 6.7 pts above the national average of 64.3%
COPD3.6% 3 pts below the national average of 6.6%
Visited a dentist78% 16.7 pts above the national average of 61.3%
Any disability17.3% 13.4 pts below the national average of 30.7%
Lacks emotional support18.3% 6.5 pts below the national average of 24.8%
Food insecurity5.4% 11.7 pts below the national average of 17.1%
Received food stamps2.5% 11.8 pts below the national average of 14.3%
Hearing disability4.9% 1.8 pts below the national average of 6.7%
High cholesterol40.1% 3.9 pts above the national average of 36.2%
Housing insecurity5.1% 8.7 pts below the national average of 13.8%
Independent living disability4.1% 4.3 pts below the national average of 8.4%
Lacks transport3.5% 5.7 pts below the national average of 9.2%
Loneliness28.4% 6 pts below the national average of 34.4%
Mammography use77.5% 1.6 pts above the national average of 75.9%
Poor mental health (14+ days)11.6% 5.2 pts below the national average of 16.8%
Mobility disability7.5% 6.5 pts below the national average of 14%
Poor physical health (14+ days)9.3% 4.2 pts below the national average of 13.5%
Self-care disability2% 2 pts below the national average of 4%
Utility shut-off threat3.1% 5.7 pts below the national average of 8.8%
Sleeps under 7 hours32.8% 3.6 pts below the national average of 36.4%
Stroke2.3% 1.1 pts below the national average of 3.4%
All natural teeth lost3.8% 9.2 pts below the national average of 13%
Vision disability2.5% 3.1 pts below the national average of 5.6%
Advertisement
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments124
People employed579
Annual payroll$31,932,000
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 66.3% of US census tracts
FEMA ratingRelatively Low to Relatively Moderate across the 2 census tracts this ZIP code covers
Expected annual loss87.4 out of 100
Community resilience89.3 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.

River flooding89.7Relatively High at its worst in this ZIP code
Ice storm81.5Relatively Moderate at its worst in this ZIP code
Winter weather79.7Relatively High at its worst in this ZIP code
Strong wind76.7Relatively Moderate at its worst in this ZIP code
Hurricane70.1Relatively Low at its worst in this ZIP code
Landslide56.2Very Low at its worst in this ZIP code
Earthquake55.9Relatively Low at its worst in this ZIP code
Wildfire55.5Very Low at its worst in this ZIP code
Lightning51.9Relatively Moderate at its worst in this ZIP code
Heat wave47.5Relatively Low at its worst in this ZIP code
Tornado43.6Relatively Low at its worst in this ZIP code
Cold wave41.6Relatively Low at its worst in this ZIP code
Coastal flooding25.1Very Low at its worst in this ZIP code
Hail18.7Very 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$237,935$101,050$78,538
Income per person$99,948$53,118$43,289
Poverty rate1.2%9.8%12.4%
Median home value$786,500$427,600$303,400
Median gross rent$1,653$1,348
Homeownership99.3%63.7%65%
Bachelor's degree or higher74.6%42.9%35%
Unemployment rate3.5%6.2%5.2%
Works from home24.2%15%13.5%
Born outside the US16.4%23.5%13.9%
Median age38.540.138.7
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 stationSOMERVILLE 4 NW, NJ US8.3 km away
Rain in a year47 in

Average high and low by month

January38.7°F / 19.4°F3.55 in rain
February41.3°F / 19.5°F2.79 in rain
March49.5°F / 27.3°F4.11 in rain
April62.1°F / 36.3°F3.96 in rain
May71.7°F / 46.2°F3.44 in rain
June80.5°F / 56.3°F4.25 in rain
July85.5°F / 61.8°F4.68 in rain
August83.4°F / 60°F3.74 in rain
September76.7°F / 53.2°F4.26 in rain
October64.4°F / 41°F4.27 in rain
November53.5°F / 31.1°F3.2 in rain
December43.3°F / 24.4°F4.42 in rain
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 supermarket100% of this ZIP code's area
No vehicle and far from a supermarketNone of this ZIP code
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%.

Bridgewater-Raritan Regional 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 vulnerability9more vulnerable than 9% of US census tracts
Socioeconomic status3more vulnerable than 3% of US census tracts
Household characteristics33more vulnerable than 33% of US census tracts
Racial and ethnic minority status48more vulnerable than 48% of US census tracts
Housing type and transport12more vulnerable than 12% of US census tracts
Walkability7.1 out of 20Below average
Nearby ZIP codes

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

08805 Bound Brook, NJ3.8 km away
07059 Warren, NJ5.3 km away
08846 Middlesex, NJ5.5 km away
08880 South Bound Brook, NJ5.7 km away
08807 Bridgewater, NJ6 km away
07938 Liberty Corner, NJ6.6 km away
08890 Zarephath, NJ7.3 km away
08835 Manville, NJ7.3 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.

Somerset County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area4.5 sq mi
Water area0.04 sq mi
Population density962 people per sq mi
Latitude, longitude40.6000, -74.5572

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.

Advertisement