Flagtown
Census-designated place in Somerset County, New Jersey

Flagtown is an unincorporated community (census-designated place) in Somerset County, New Jersey, with 1,070 residents (2020 Census). It sits at 131 ft (40 m) above sea level. The nearest town is Neshanic, 1.6 miles SW.
- 1,070residents (2020 Census)
- 131 ftelevation · 40 m
- 1.7 sq miland area · 4.4 km²
- 627 / sq mipopulation density
- 08821ZIP code
About Flagtown
Flagtown is an unincorporated community and census-designated place located within Hillsborough Township, in Somerset County, in the U.S. state of New Jersey.
As of the 2020 census, Flagtown had a population of 1,070.
Text: Wikipedia · CC BY-SA 4.0
Flagtown weather: 7-day forecast
Loading the National Weather Service forecast…
Source: National Weather Service (NOAA).
Live webcams in Flagtown
Webcams: Windy.com
Living in Flagtown
- Median household income
- $229,612
- Median home value
- $689,000
- Median age
- 44.2
Do you know Flagtown? Tell us about it
Help other travelers: share what makes Flagtown special. We review every message before publishing it.
Map of Flagtown
Tap any street on the map to see it in Street View below. Map: © OpenStreetMap contributors.
Flagtown 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 ›Flagtown, NJ population
Flagtown had 1,070 residents in the 2020 Census.
| 2020 Census | 1,070 |
|---|---|
| Density | 627 per sq mi (242 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Flagtown at a glance
| State | New Jersey (NJ) |
|---|---|
| County | Somerset County |
| Type | Census-designated place |
| Population | 1,070 (2020) |
| Land area | 1.71 sq mi (4.4 km²) |
| Water area | 0.01 sq mi (0.03 km²) |
| Elevation | 131 ft (40 m) |
| Coordinates | 40.5222° N, 74.6912° W |
| ZIP code | 08821 |
| Census code (GEOID) | 3423610 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Flagtown
- Neshanic1.6 mi SW
- Hillsborough2.0 mi SE
- Neshanic Station2.4 mi W
- Branchburg2.9 mi NW
- Bradley Gardens3.7 mi N
- Raritan3.9 mi NE
- Belle Mead4.1 mi SE
- Harlingen5.3 mi S
- Millstone5.3 mi E
- Somerville5.5 mi NE
- Manville5.5 mi E
- Blackwells Mills5.7 mi SE
Straight-line distance between town centers.
Frequently asked questions about Flagtown
What county is Flagtown in?
Flagtown is in Somerset County, New Jersey.
What is the population of Flagtown, NJ?
1,070 people lived in Flagtown at the 2020 Census.
What is the ZIP code of Flagtown, NJ?
The ZIP code of Flagtown is 08821.
What is the elevation of Flagtown?
131 feet (40 m) above sea level.
What towns are near Flagtown?
Neshanic (1.6 mi), Hillsborough (2.0 mi), Neshanic Station (2.4 mi), Branchburg (2.9 mi), Bradley Gardens (3.7 mi).
Last updated: