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Martinsville, NJ
Census-designated place in Somerset County, New Jersey. ZIP codes: 08805, 08807, 08836.
Population
11,559
Land area
12.2sq mi
People per sq mi
951
ZIP codes
3
Martinsville and its ZIP codes
Martinsville at a glance
- Martinsville is 25% less dense than New Jersey as a whole.
- By population, it ranks 123rd among 700 cities and towns in New Jersey.
- The median household income is $205,000, 98% above the New Jersey median of $103,556.
- A typical owner-occupied home is valued at $720,400 (59% above New Jersey) and median rent is $2,171 a month.
Local data for Martinsville, NJ
Counts from official public data
Housing and community stats
Martinsville, NJ, American Community Survey 2020-2024
Median household income
$205,000
Poverty rate
1.4%
Median home value
$720,400
Median rent
$2,171/mo
Homeownership
96.0%
Bachelor's or higher
70.9%
Median age
45.1
Average commute
34.0 min
Largest reported origins and ancestries: Italian Americans (2,483), Irish Americans (1,905), German Americans (1,219).
Economy and federal money
Jobs, pay, income and spending are for Somerset County. PPP loans are for Martinsville.
Unemployment rate
4.1%
Aug 2026, -0.9 pts in a year
Average annual pay
$112,982
192,374 jobs, 2025
Income per person
$121,042
BEA, 2024
Federal spending
$2.35B
FY 2026, $6,816 per person
PPP loans
$8.96M
173 loans, 1,101 jobs reported
How people get to work
Martinsville, NJ, workers 16 and older. American Community Survey 5-year estimates
- Drove alone64.8%
- Carpooled2.9%
- Public transit4.3%
- Walked0.3%
- Bicycle0.3%
- Taxi, ride-hailing, motorcycle or other1.3%
- Worked from home26.0%
Average one-way commute: 34.0 minutes for people who do not work from home.
Environment and hazard risk
Martinsville, NJ, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Moderate
Top: winter weather
Storm events since 1996
1,229
Countywide, mostly thunderstorm wind
Flood insurance policies
1,407
1.4% of homes, county
July high / Jan low
86° / 19°F
46.7 inches of rain a year
Health statistics
Share of adults in Martinsville, NJ, CDC PLACES estimates
Obesity
24.2%
U.S. 33.3% -9.1 pts
Diabetes
8.7%
U.S. 12.1% -3.4 pts
Smoking
6.5%
U.S. 12.8% -6.3 pts
Uninsured (18-64)
5.2%
U.S. 11.1% -5.9 pts
ZIP codes in Martinsville
3 in or overlapping Martinsville. Population shown
Cities near Martinsville
| Name | Distance | Land area (sq mi) |
|---|---|---|
| Bound BrookBorough | 2.7 mi | 1.7 |
| FinderneCensus-designated place | 2.8 mi | 4.1 |
| Green KnollCensus-designated place | 3 mi | 4.6 |
| SomervilleBorough | 3.2 mi | 2.3 |
| MiddlesexBorough | 4 mi | 3.5 |
| ManvilleBorough | 4.2 mi | 2.4 |
| South Bound BrookBorough | 4.3 mi | 0.6 |
| Bridgewater CenterCensus-designated place | 4.3 mi | 5.8 |
| PluckeminCensus-designated place | 4.4 mi | 0.7 |
| RaritanBorough | 4.5 mi | 2 |
| Liberty CornerCensus-designated place | 4.5 mi | 1.9 |
| ZarephathCensus-designated place | 4.6 mi | 0.4 |
| The HillsCensus-designated place | 4.7 mi | 2.8 |
| Franklin CenterCensus-designated place | 5 mi | 6.6 |
| DunellenBorough | 5.4 mi | 1.1 |
| LyonsCensus-designated place | 5.4 mi | 3.9 |
Frequently asked questions
- What county is Martinsville, NJ in?
- Martinsville is in Somerset County, New Jersey.
- What ZIP codes are in Martinsville, NJ?
- ZIP codes in or overlapping Martinsville include 08805, 08807, 08836.
- What is the population of Martinsville, NJ?
- About 11,559 people live in Martinsville, based on American Community Survey 5-year estimates.
- What cities are near Martinsville?
- Nearby places include Bound Brook (2.7 mi), Finderne (2.8 mi), Green Knoll (3 mi), Somerville (3.2 mi), Middlesex (4 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023