Total Population in Somerset County, NJ
ACS 2024 5-Year Estimates
349,846
Rank #213/3,222 · #13 in NJ
93th
Somerset 349,846
NJ 9,343,809 -96.3%
US 330M
Total Population Trend
Rankings →Percentile Rank Over Time
Year-over-Year Population Change
National Distribution
How Somerset County's total population of 349,846 compares to all 3,222 U.S. counties. Values range from 33 to 9,808,667.
Distribution of Total Population Across All Counties
Ranking Context
Counties ranked closest to Somerset County for total population.
Nearby Rankings
Full ranking →| #210 | Nueces County, TX | 352,955 |
| #211 | Westmoreland County, PA | 352,500 |
| #212 | Weld County, CO | 350,396 |
| #213 | Somerset County, NJ | 349,846 |
| #214 | Marion County, OR | 349,244 |
| #215 | Spartanburg County, SC | 347,852 |
| #216 | Rockland County, NY | 341,883 |
About Total Population
Somerset County, New Jersey has a total population of 349,846, ranking #213 of 3,222 counties nationwide — 99.9% below the national value of 330M. Within New Jersey, it ranks #13 of 21. This places it in the 93th percentile nationally.
Total population count from the American Community Survey. Source: U.S. Census Bureau, American Community Survey 2024 5-Year Estimates. All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.