Total Population in Harford County, MD
ACS 2024 5-Year Estimates
How Harford County Compares
National Distribution
Where Harford County falls among all 3,222 U.S. counties for total population.
■ Harford County: 263,757
Ranking Context
| Rank | County | Value |
|---|---|---|
| #272 | McLennan County, TX | 266,067 |
| #273 | Santa Cruz County, CA | 264,926 |
| #274 | Madison County, IL | 264,238 |
| #275 | Harford County, MD | 263,757 |
| #276 | Kalamazoo County, MI | 262,375 |
| #277 | Williamson County, TN | 260,351 |
| #278 | Clay County, MO | 258,122 |
Total Population in Harford County, Maryland
Harford County, Maryland has a total population of 263,757, which ranks #275 of 3,222 out of 3,222 counties nationwide. This is 99.9% below the national value of 330M.
Within Maryland, Harford County ranks #8 of 24 out of 24 counties. This places it in the 91th 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.