Total Population in Suffolk County, NY
ACS 2024 5-Year Estimates
How Suffolk County Compares
National Distribution
Where Suffolk County falls among all 3,222 U.S. counties for total population.
■ Suffolk County: 1,530,146
Ranking Context
| Rank | County | Value |
|---|---|---|
| #23 | Sacramento County, CA | 1,594,006 |
| #24 | Philadelphia County, PA | 1,579,706 |
| #25 | Palm Beach County, FL | 1,533,806 |
| #26 | Suffolk County, NY | 1,530,146 |
| #27 | Hillsborough County, FL | 1,522,748 |
| #28 | Orange County, FL | 1,471,937 |
| #29 | Bronx County, NY | 1,404,779 |
Total Population in Suffolk County, New York
Suffolk County, New York has a total population of 1,530,146, which ranks #26 of 3,222 out of 3,222 counties nationwide. This is 99.5% below the national value of 330M.
Within New York, Suffolk County ranks #4 of 62 out of 62 counties. This places it in the 99th 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.