Total Population in Rockland County, NY
ACS 2024 5-Year Estimates
How Rockland County Compares
National Distribution
Where Rockland County falls among all 3,222 U.S. counties for total population.
■ Rockland County: 341,883
Ranking Context
| Rank | County | Value |
|---|---|---|
| #213 | Somerset County, NJ | 349,846 |
| #214 | Marion County, OR | 349,244 |
| #215 | Spartanburg County, SC | 347,852 |
| #216 | Rockland County, NY | 341,883 |
| #217 | Cumberland County, NC | 338,545 |
| #218 | Howard County, MD | 336,328 |
| #219 | San Juan Municipio, PR | 336,160 |
Total Population in Rockland County, New York
Rockland County, New York has a total population of 341,883, which ranks #216 of 3,222 out of 3,222 counties nationwide. This is 99.9% below the national value of 330M.
Within New York, Rockland County ranks #13 of 62 out of 62 counties. This places it in the 93th percentile nationally.
Total population count from the American Community Survey. All data comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates for 2024.
About this data
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2024). All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.