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ZIP Code 21237
Rosedale, MD, Baltimore County
Population
31,425
Land area
11.3sq mi
People per sq mi
2,793
City
Rosedale
ZIP 21237 and nearby ZIP codes
ZIP 21237 at a glance
- ZIP 21237 (Rosedale) is about 4.4 times as dense as Maryland as a whole.
- Households here earn a median of $91,693 a year, 12% less than the Maryland figure of $103,678.
- A typical owner-occupied home is valued at $295,600 (30% below Maryland) and median rent is $1,606 a month.
Local data for ZIP 21237
Counts from official public data
- Hospitals1
- Emergency Rooms1
- Nursing Homes2
- Schools7
- Colleges2
- Libraries1
- Banks5
- Post Offices2
- Parks2
- Grocery Stores10
- Restaurants73
- Home Health Agencies2
- Hospice Care1
- Dialysis Centers2
- Community Health Centers3
- Mental Health & Addiction Treatment7
- Private Schools2
- Community Colleges & Trade Schools2
- Superfund Sites1
- Toxic Release Facilities3
Housing and community stats
ZIP 21237, American Community Survey 2020-2024
Median household income
$91,693
Poverty rate
8.1%
Median home value
$295,600
Prices +2.1% in a year
Median rent
$1,606/mo
Homeownership
62.1%
Bachelor's or higher
26.5%
Median age
41.8
Average commute
28.7 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
841
ZIP Business Patterns 2023
Employees
18,680
$1.4B annual payroll
PPP loans
$121M
1,194 loans
Campaign donations
$57.8K
30% D, 14% R, 2026 cycle
Environment and hazard risk
ZIP 21237, 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
90° / 30°F
43.7 inches of rain a year
Health statistics
Share of adults in ZIP 21237, CDC PLACES estimates
Obesity
34.9%
U.S. 33.3% +1.6 pts
Diabetes
13.1%
U.S. 12.1% +1.0 pts
Smoking
12.1%
U.S. 12.8% -0.7 pts
Uninsured (18-64)
9.0%
U.S. 11.1% -2.1 pts
Frequently asked questions
- What city is ZIP code 21237?
- ZIP code 21237 is in Rosedale, MD (Baltimore County).
- What county is ZIP code 21237 in?
- ZIP code 21237 is mostly in Baltimore County, Maryland.
- How many people live in ZIP code 21237?
- About 31,425 people live in the 21237 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.