Total Population in Baltimore County, MD
ACS 2024 5-Year Estimates
How Baltimore County Compares
National Distribution
Where Baltimore County falls among all 3,222 U.S. counties for total population.
■ Baltimore County: 850,796
Ranking Context
| Rank | County | Value |
|---|---|---|
| #69 | Worcester County, MA | 867,788 |
| #70 | Montgomery County, PA | 867,573 |
| #71 | Essex County, NJ | 863,002 |
| #72 | Baltimore County, MD | 850,796 |
| #73 | Snohomish County, WA | 844,430 |
| #74 | Ventura County, CA | 837,469 |
| #75 | Hamilton County, OH | 830,774 |
Total Population in Baltimore County, Maryland
Baltimore County, Maryland has a total population of 850,796, which ranks #72 of 3,222 out of 3,222 counties nationwide. This is 99.7% below the national value of 330M.
Within Maryland, Baltimore County ranks #3 of 24 out of 24 counties. This places it in the 98th 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.