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ZIP Code 21131
Cockeysville, MD, Baltimore County
Population
7,141
Land area
21sq mi
People per sq mi
340
City
Cockeysville
ZIP 21131 and nearby ZIP codes
ZIP 21131 at a glance
- ZIP 21131 (Cockeysville) is 47% less dense than Maryland as a whole.
- The median household income is $197,619, 91% above the Maryland median of $103,678.
- A typical owner-occupied home is valued at $686,000 (63% above Maryland).
Local data for ZIP 21131
Counts from official public data
Housing and community stats
ZIP 21131, American Community Survey 2020-2024
Median household income
$197,619
Poverty rate
4.7%
Median home value
$686,000
Prices +2.8% in a year
Homeownership
98.4%
Bachelor's or higher
73.9%
Median age
49.4
Average commute
30.0 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
215
ZIP Business Patterns 2023
Employees
1,746
$83.9M annual payroll
PPP loans
$14.1M
252 loans
Campaign donations
$140K
48% D, 11% R, 2026 cycle
Environment and hazard risk
ZIP 21131, 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 21131, CDC PLACES estimates
Obesity
28.5%
U.S. 33.3% -4.8 pts
Diabetes
10.3%
U.S. 12.1% -1.8 pts
Smoking
7.4%
U.S. 12.8% -5.4 pts
Uninsured (18-64)
4.1%
U.S. 11.1% -7.0 pts
Frequently asked questions
- What city is ZIP code 21131?
- ZIP code 21131 is in Cockeysville, MD (Baltimore County).
- What county is ZIP code 21131 in?
- ZIP code 21131 is mostly in Baltimore County, Maryland.
- How many people live in ZIP code 21131?
- About 7,141 people live in the 21131 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.