INDEPENDENT CITY · MD
Baltimore city, Maryland
Baltimore city is an independent city in Maryland with FIPS code 24510 and an estimated population of 565,239 (Census 2023), 5th largest of 24 in the state.
County facts
- Name
- Baltimore city
- State
- Maryland
- Type
- independent city
- FIPS code
- 24510
- State FIPS
- 24
- Population (2023)
- 565,239
- Change since 2020
- -3.1%
- State rank
- 5 of 24
Population is the Census Bureau’s Vintage 2023 estimate.
Major cities in Baltimore city
Other counties in Maryland
Questions
What is the FIPS code for Baltimore city?
Baltimore city, Maryland has the five-digit FIPS code 24510: 24 for the state and 510 for the county.
What state is Baltimore city in?
Baltimore city is in Maryland.
How do I know if an address is in this county?
Use the address lookup. ZIP codes and city names can cross county lines, so an address is the reliable check.
Sources: U.S. Census Bureau geographic reference files; Census Bureau Population Estimates, Vintage 2023. Last reviewed 2026-10-27.