Checked
ZIP Code 21639
Greensboro, MD, Caroline County
Population
4,682
Land area
33.1sq mi
People per sq mi
142
City
Greensboro
ZIP 21639 and nearby ZIP codes
ZIP 21639 at a glance
- ZIP 21639 (Greensboro) is 78% less dense than Maryland as a whole.
- Households here earn a median of $62,772 a year, 39% less than the Maryland figure of $103,678.
- A typical owner-occupied home is valued at $269,400 (36% below Maryland) and median rent is $1,107 a month.
Local data for ZIP 21639
Counts from official public data
Housing and community stats
ZIP 21639, American Community Survey 2020-2024
Median household income
$62,772
Poverty rate
10.3%
Median home value
$269,400
Prices +15.7% in a year
Median rent
$1,107/mo
Homeownership
72.2%
Bachelor's or higher
13.5%
Median age
37.7
Average commute
38.8 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
73
ZIP Business Patterns 2023
Employees
403
$17.26M annual payroll
PPP loans
$3.97M
82 loans
Campaign donations
$4,397
0% D, 69% R, 2026 cycle
Environment and hazard risk
ZIP 21639, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: drought
Storm events since 1996
738
Countywide, mostly thunderstorm wind
Flood insurance policies
158
1.1% of homes, county
July high / Jan low
87° / 25°F
46.3 inches of rain a year
Health statistics
Share of adults in ZIP 21639, CDC PLACES estimates
Obesity
42.0%
U.S. 33.3% +8.7 pts
Diabetes
13.7%
U.S. 12.1% +1.6 pts
Smoking
18.7%
U.S. 12.8% +5.9 pts
Uninsured (18-64)
11.3%
U.S. 11.1% about the same
Cities in ZIP 21639
ZIP codes near 21639
| Name | Distance | Land area (sq mi) |
|---|---|---|
| 21636Goldsboro | 4.2 mi | 23.5 |
| 21660Ridgely | 5.5 mi | 32.7 |
| 21640Henderson | 7.2 mi | 25.7 |
| 21629Denton | 8.4 mi | 83.6 |
| 21641Hillsboro | 8.7 mi | 0.1 |
| 19952Harrington | 8.9 mi | 91 |
| 19943Felton | 9.3 mi | 62.4 |
| 19964Hartly | 10 mi | 8.1 |
| 21657Queen Anne | 11 mi | 30.4 |
| 21607Barclay | 11 mi | 14.9 |
| 21644Barclay | 11 mi | 3.6 |
| 19934Woodside | 12 mi | 46.6 |
Frequently asked questions
- What city is ZIP code 21639?
- ZIP code 21639 is in Greensboro, MD (Caroline County).
- What county is ZIP code 21639 in?
- ZIP code 21639 is mostly in Caroline County, Maryland.
- How many people live in ZIP code 21639?
- About 4,682 people live in the 21639 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.