Martinsville
Census-designated place in Somerset County, New Jersey

Martinsville is an unincorporated community (census-designated place) in Somerset County, New Jersey, with 12,147 residents (2020 Census). It sits at 259 ft (79 m) above sea level. The nearest town is Bridgewater, 1.7 miles SW.
- 12,147residents (2020 Census)
- 259 ftelevation · 79 m
- 12.2 sq miland area · 31.5 km²
- 999 / sq mipopulation density
- 08836main ZIP code (2 in total)
About Martinsville
Martinsville is an unincorporated community and census-designated place (CDP) located within Bridgewater Township in Somerset County, in the U.S. state of New Jersey. As of the 2020 census, Martinsville had a population of 12,147.
Martinsville is located in northeastern Bridgewater near Warren Township; the 08836 ZIP Code also takes in the southern extension of Bernards Township. It is an affluent, predominantly residential area, though it does have its own commercial center along Washington Valley Road, and its own post office.
Text: Wikipedia · CC BY-SA 4.0
Martinsville weather: 7-day forecast
Loading the National Weather Service forecast…
Source: National Weather Service (NOAA).
Live webcams in Martinsville
Webcams: Windy.com
Living in Martinsville
- Median household income
- $205,000
- Median home value
- $720,400
- Median rent
- $2,171/mo
- Median age
- 45.1
Do you know Martinsville? Tell us about it
Help other travelers: share what makes Martinsville special. We review every message before publishing it.
Map of Martinsville
Tap any street on the map to see it in Street View below. Map: © OpenStreetMap contributors.
Martinsville Street View
Drag the image to look around and tap the arrows on the ground to move. If it says there is no imagery, tap a nearby street on the map above.
Open in Google Maps ›Martinsville, NJ population
Martinsville had 12,147 residents in the 2020 Census.
| 2020 Census | 12,147 |
|---|---|
| Density | 999 per sq mi (386 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Martinsville at a glance
| State | New Jersey (NJ) |
|---|---|
| County | Somerset County |
| Type | Census-designated place |
| Population | 12,147 (2020) |
| Land area | 12.16 sq mi (31.5 km²) |
| Water area | 0.07 sq mi (0.18 km²) |
| Elevation | 259 ft (79 m) |
| Coordinates | 40.6030° N, 74.5758° W |
| ZIP codes | 08836, 08807 |
| Census code (GEOID) | 3444430 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Martinsville
- Bridgewater1.7 mi SW
- Green Knoll2.0 mi W
- Somerville2.8 mi SW
- Finderne2.9 mi S
- Bound Brook3.2 mi SE
- Warren3.7 mi NE
- Bridgewater Center4.1 mi W
- Liberty Corner4.1 mi N
- South Bound Brook4.2 mi SE
- The Hills4.2 mi NW
- Pluckemin4.3 mi NW
- Manville4.3 mi S
Straight-line distance between town centers.
Frequently asked questions about Martinsville
What county is Martinsville in?
Martinsville is in Somerset County, New Jersey.
What is the population of Martinsville, NJ?
12,147 people lived in Martinsville at the 2020 Census.
What is the ZIP code of Martinsville, NJ?
The main ZIP code is 08836. Other ZIP codes: 08807.
What is the elevation of Martinsville?
259 feet (79 m) above sea level.
What towns are near Martinsville?
Bridgewater (1.7 mi), Green Knoll (2.0 mi), Somerville (2.8 mi), Finderne (2.9 mi), Bound Brook (3.2 mi).
Last updated: