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ZIP Code 21133
Randallstown, MD, Baltimore County
Population
31,398
Land area
9sq mi
People per sq mi
3,504
City
Randallstown
ZIP 21133 and nearby ZIP codes
ZIP 21133 at a glance
- ZIP 21133 (Randallstown) is about 5.5 times as dense as Maryland as a whole.
- The median household income is $80,480, 22% below the Maryland median of $103,678.
- A typical owner-occupied home is valued at $322,800 (23% below Maryland) and median rent is $1,556 a month.
Local data for ZIP 21133
Counts from official public data
Housing and community stats
ZIP 21133, American Community Survey 2020-2024
Median household income
$80,480
Poverty rate
9.3%
Median home value
$322,800
Prices +5.7% in a year
Median rent
$1,556/mo
Homeownership
68.4%
Bachelor's or higher
33.3%
Median age
47.1
Average commute
31.8 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
459
ZIP Business Patterns 2023
Employees
6,094
$312M annual payroll
PPP loans
$30.3M
1,119 loans
Campaign donations
$21.7K
37% D, 17% R, 2026 cycle
Environment and hazard risk
ZIP 21133, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Moderate
Top: winter weather
Storm events since 1996
2,155
Countywide, mostly thunderstorm wind
Flood insurance policies
3,097
1.2% of homes, county
July high / Jan low
87° / 27°F
Health statistics
Share of adults in ZIP 21133, CDC PLACES estimates
Obesity
40.9%
U.S. 33.3% +7.6 pts
Diabetes
17.4%
U.S. 12.1% +5.3 pts
Smoking
11.8%
U.S. 12.8% -1.0 pts
Uninsured (18-64)
8.3%
U.S. 11.1% -2.8 pts
Frequently asked questions
- What city is ZIP code 21133?
- ZIP code 21133 is in Randallstown, MD (Baltimore County).
- What county is ZIP code 21133 in?
- ZIP code 21133 is mostly in Baltimore County, Maryland.
- How many people live in ZIP code 21133?
- About 31,398 people live in the 21133 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.