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ZIP Code 21230
Baltimore, MD, Baltimore city
Population
32,977
Land area
6.3sq mi
People per sq mi
5,220
City
Baltimore
ZIP 21230 and nearby ZIP codes
ZIP 21230 at a glance
- ZIP 21230 (Baltimore) is about 8.2 times as dense as Maryland as a whole.
- The median household income is $91,842, 11% below the Maryland median of $103,678.
- A typical owner-occupied home is valued at $330,100 (21% below Maryland) and median rent is $1,717 a month.
Local data for ZIP 21230
Counts from official public data
Housing and community stats
ZIP 21230, American Community Survey 2020-2024
Median household income
$91,842
Poverty rate
15.2%
Median home value
$330,100
Prices +1.7% in a year
Median rent
$1,717/mo
Homeownership
50.7%
Bachelor's or higher
58.8%
Median age
33.9
Average commute
26.4 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
1,201
ZIP Business Patterns 2023
Employees
26,828
$2.1B annual payroll
PPP loans
$169M
1,464 loans
Campaign donations
$367K
53% D, 11% R, 2026 cycle
Environment and hazard risk
ZIP 21230, from FEMA, NOAA and EPA
Natural hazard risk
Relatively High
Top: heat wave
Storm events since 1996
695
Countywide, mostly winter weather
Flood insurance policies
678
0.3% of homes, county
July high / Jan low
90° / 30°F
43.7 inches of rain a year
Health statistics
Share of adults in ZIP 21230, CDC PLACES estimates
Obesity
31.3%
U.S. 33.3% -2.0 pts
Diabetes
8.7%
U.S. 12.1% -3.4 pts
Smoking
12.7%
U.S. 12.8% about the same
Uninsured (18-64)
9.4%
U.S. 11.1% -1.7 pts
Frequently asked questions
- What city is ZIP code 21230?
- ZIP code 21230 is in Baltimore, MD (Baltimore city).
- What county is ZIP code 21230 in?
- ZIP code 21230 is mostly in Baltimore city, Maryland.
- How many people live in ZIP code 21230?
- About 32,977 people live in the 21230 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.