Baltimore city, Maryland demographics
Baltimore city, Maryland (county FIPS 24510) has a median household income of $62,177 (±$1,378) and a total population of 573,243 in the American Community Survey 5-year estimates for 2020-2024.
Margins of error are at the 90% confidence level. The figures describe 2020-2024 (dollars in 2024 dollars), not the present. 33 ZIP Code Tabulation Areas overlap the county (Census 2020).
Data as of Oct 22, 2026 (Olympus publication) · Markdown version
- Values are ACS 5-year estimates for 2020-2024 (dollars in 2024 dollars), not current figures.
- ZCTA-county overlaps come from the Census 2020 relationship file and use 2020 counties, by land area; Connecticut uses its legacy counties, not the planning regions in ACS 2022+.
ACS 5-year estimates, 2020-2024
Census American Community Survey 5-year estimates for 2020-2024, with 90% margins of error as published by the Census Bureau.
| Metric | Estimate | Margin of error (90%) | ACS table |
|---|---|---|---|
| Total population | 573,243 | none (controlled estimate) | B01003 |
| Median age | 36.2 years | ±0.1 years | B01002 |
| Households | 255,668 | ±1,367 | B11001 |
| Median household income (inflation-adjusted to the final ACS year) | $62,177 | ±$1,378 | B19013 |
| Median value of owner-occupied housing units | $229,600 | ±$3,425 | B25077 |
| Median gross rent | $1,331 | ±$15 | B25064 |
| Owner-occupied share of occupied housing units | 47.5% | none (derived from several estimates) | B25003 (derived) |
| Renter-occupied share of occupied housing units | 52.5% | none (derived from several estimates) | B25003 (derived) |
| High school graduate or higher (age 25+) | 87.7% | none (derived from several estimates) | B15003 (derived) |
| Bachelor's degree or higher (age 25+) | 36.1% | none (derived from several estimates) | B15003 (derived) |
| Share of people below the poverty level | 19.8% | none (derived from several estimates) | B17001 (derived) |
| Unemployment rate (civilian labor force) | 6.5% | none (derived from several estimates) | B23025 (derived) |
- Dollar values are in 2024 inflation-adjusted dollars.
- Percentages' margins of error are in percentage points (pp).
Geography
| Measure | Value |
|---|---|
| County FIPS | 24510 |
| Land area | 80.95 sq mi |
| Water area | 11.1 sq mi |
| Population density | 7,082 per sq mi of land |
| Geography vintage | 2024 Gazetteer |
ZIP codes (ZCTAs) in this county
ZCTAs that overlap the county in the Census 2020 ZCTA to county relationship file, largest share of the county's land first.
| ZCTA | Share of county land | Share of ZCTA land | County is the ZCTA's primary county |
|---|---|---|---|
| 21224 | 8.4% | 72.6% | Yes |
| 21215 | 8.1% | 96.6% | Yes |
| 21230 | 7.8% | 100% | Yes |
| 21229 | 6.3% | 85.6% | Yes |
| 21206 | 6.2% | 68.7% | Yes |
| 21226 | 6.1% | 50.2% | Yes |
| 21218 | 5.3% | 100% | Yes |
| 21213 | 4.2% | 100% | Yes |
| 21216 | 4.1% | 100% | Yes |
| 21210 | 3.6% | 84.4% | Yes |
| 21207 | 3.6% | 28% | |
| 21211 | 3.5% | 100% | Yes |
| 21209 | 3.5% | 44.4% | |
| 21214 | 3.5% | 100% | Yes |
| 21223 | 3.2% | 100% | Yes |
| 21212 | 3.2% | 56.6% | Yes |
| 21225 | 2.8% | 35.6% | |
| 21239 | 2.7% | 73.3% | Yes |
| 21217 | 2.6% | 100% | Yes |
| 21205 | 2.5% | 100% | Yes |
| 21202 | 2% | 100% | Yes |
| 21201 | 1.6% | 100% | Yes |
| 21234 | 1.2% | 7.3% | |
| 21231 | 1.1% | 100% | Yes |
| 21222 | 0.9% | 6.4% | |
| 21237 | 0.9% | 6.3% | |
| 21227 | 0.5% | 3.3% | |
| 21208 | 0.2% | 1.4% | |
| 21236 | 0.2% | 1.9% | |
| 21251 | 0.1% | 100% | Yes |
| 21233 | 0% | 100% | Yes |
| 21228 | 0% | 0.1% | |
| 21287 | 0% | 100% | Yes |
Sources
- American Community Survey 5-year estimates (Census Data API) — U.S. Census Bureau. ACS 5-year 2020-2024 (release acs5-2024:county), source date 2025-09-02. https://api.census.gov/data/2024/acs/acs5?get=NAME,B01003_001E,B01003_001M,B01002_001E,B01002_001M,B11001_001E,B11001_001M,B19013_001E,B19013_001M,B25077_001E,B25077_001M,B25064_001E,B25064_001M,B25003_001E,B25003_002E,B25003_003E,B15003_001E,B15003_017E,B15003_018E,B15003_019E,B15003_020E,B15003_021E,B15003_022E,B15003_023E,B15003_024E,B15003_025E,B17001_001E,B17001_002E,B23025_003E,B23025_005E&for=county:510&in=state:24
- Published by Olympus on Oct 22, 2026.
- Source data: U.S. Census Bureau. Works of the U.S. government are not subject to copyright in the United States.
- This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.
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curl -s "https://api.olympus.new-odyssey.com/v1/geo-demographics/counties/24510" -H "X-API-Key: $OLYMPUS_API_KEY"get_us_demographics {"county_fips":"24510"}