Checked
ZIP Code 21031
Cockeysville, MD, Baltimore County
Population
26
Land area
0.9sq mi
People per sq mi
28
City
Cockeysville
ZIP 21031 and nearby ZIP codes
ZIP 21031 at a glance
- ZIP 21031 (Cockeysville) is 96% less dense than Maryland as a whole.
Local data for ZIP 21031
Counts from official public data
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
320
ZIP Business Patterns 2023
Employees
16,462
$1.5B annual payroll
PPP loans
$80.7M
222 loans
Campaign donations
$11.6K
13% D, 9% R, 2026 cycle
Environment and hazard risk
ZIP 21031, 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
Frequently asked questions
- What city is ZIP code 21031?
- ZIP code 21031 is in Cockeysville, MD (Baltimore County).
- What county is ZIP code 21031 in?
- ZIP code 21031 is mostly in Baltimore County, Maryland.
- How many people live in ZIP code 21031?
- About 26 people live in the 21031 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.