Comparison to Surrounding Areas
The median household income ($62,772) for 21639 is less than the median household income for 19943 ($73,925), 19952 ($76,791), 21629 ($73,956), 21636 ($73,426), 21660 ($80,469), and Caroline County ($68,457). But it's more than Greensboro town ($53,611).
| 21639 | $62,772 |
| Greensboro town | $53,611 |
| Caroline County | $68,457 |
Get Median Household Income for all Zip Codes in Maryland.
The average household income ($83,944) for 21639 is less than the average household income for 19943 ($93,373), 19952 ($92,533), 21629 ($96,041), 21660 ($91,867), and Caroline County ($87,383). But it's more than 21636 ($79,143) and Greensboro town ($73,031).
| 21639 | $83,944 |
| Greensboro town | $73,031 |
| Caroline County | $87,383 |
Get Average Household Income for all Zip Codes in Maryland.
The per-capita income for 21639 is $33,990. The per capita income ($33,990) for 21639 is less than the per capita income for 19943 ($39,210), 19952 ($37,434), 21629 ($36,589), 21660 ($34,931), and Caroline County ($34,341). But it's more than 21636 ($32,549) and Greensboro town ($25,053).
| 21639 | $33,990 |
| Greensboro town | $25,053 |
| Caroline County | $34,341 |
Get Per-Capita Income for all Zip Codes in Maryland.
4.5% of households make over $200,000 a year. The percent high income households (4.5%) for 21639 is less than the percent high income households for 19943 (6.4%), 21629 (10.6%), 21660 (6.2%), and Caroline County (6.4%). But it's more than 19952 (1.8%), 21636 (2.4%), and Greensboro town (2.9%).
| 21639 | 4.5% |
| Greensboro town | 2.9% |
| Caroline County | 6.4% |
Get High Income Households for all Zip Codes in Maryland.
| under 25 years | 25 to 44 years | 45 to 64 years | 65 years and over | |
|---|---|---|---|---|
| 21639 | $-1 | $57,422 | $102,917 | $31,956 |
| Greensboro town | $-1 | $57,500 | $68,438 | $37,500 |
| Caroline County | $55,172 | $68,946 | $87,083 | $47,906 |
Get Median Household Income by Age of Householder for all Zip Codes in Maryland.
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All income statistics above are the most current, comparable income statistics available from the US Census Bureau and are from the American Community Survey 2024 5-year estimates. You can find this information and other demographics for 21639 on the US Census Bureau’s website. These values are in 2024 inflation-adjusted dollars and were downloaded on 29 January 2026.
Margins of error for the income data are:
| Median Household Income | Average Household Income | Per Capita Income | High Income Households | Median Household Income by Age of Householder | ||||
|---|---|---|---|---|---|---|---|---|
| under 25 | 25 to 44 | 45 to 64 | 65+ | |||||
| 21639 | +/-$19,053 | +/-$9,823 | +/-$3,900 | +/-3.2% | +/-$-1 | +/-$8,229 | +/-$30,913 | +/-$4,252 |
| Greensboro town | +/-$9,923 | +/-$10,967 | +/-$3,221 | +/-3.4% | +/-$-1 | +/-$26,017 | +/-$34,130 | +/-$14,019 |
| Caroline County | +/-$3,798 | +/-$4,923 | +/-$1,647 | +/-1.4% | +/-$13,811 | +/-$7,617 | +/-$7,321 | +/-$8,392 |