Total Population in Washington County, MD
ACS 2024 5-Year Estimates
How Washington County Compares
National Distribution
Where Washington County falls among all 3,222 U.S. counties for total population.
■ Washington County: 155,709
Ranking Context
| Rank | County | Value |
|---|---|---|
| #444 | Bibb County, GA | 156,578 |
| #445 | Santa Fe County, NM | 156,105 |
| #446 | Merrimack County, NH | 155,967 |
| #447 | Washington County, MD | 155,709 |
| #448 | Monroe County, MI | 155,505 |
| #449 | Penobscot County, ME | 154,710 |
| #450 | Scott County, MN | 154,557 |
Total Population in Washington County, Maryland
Washington County, Maryland has a total population of 155,709, which ranks #447 of 3,222 out of 3,222 counties nationwide. This is 100.0% below the national value of 330M.
Within Maryland, Washington County ranks #11 of 24 out of 24 counties. This places it in the 86th 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.