Comparison to Surrounding Areas
The median household income ($118,102) for 20609 is less than the median household income for 20650 ($143,116) and St. Mary's County ($119,446). But it's more than 20606 ($88,262), 20618 ($105,508), 20621 ($-1), 20624 ($104,545), and 20626 ($-1).
| 20609 | $118,102 |
| St. Mary's County | $119,446 |
Get Median Household Income for all Zip Codes in Maryland.
The average household income ($304,498) for 20609 is more than 20621 ($97,222), 20606 ($114,017), 20618 ($156,136), 20650 ($164,783), 20624 ($116,470), 20626 ($49,745), and St. Mary's County ($142,976).
| 20609 | $304,498 |
| St. Mary's County | $142,976 |
Get Average Household Income for all Zip Codes in Maryland.
The per-capita income for 20609 is $146,472. The per capita income ($146,472) for 20609 is more than 20621 ($54,408), 20606 ($53,908), 20618 ($59,691), 20650 ($56,798), 20624 ($42,416), 20626 ($26,369), and St. Mary's County ($53,417).
| 20609 | $146,472 |
| St. Mary's County | $53,417 |
Get Per-Capita Income for all Zip Codes in Maryland.
34.6% of households make over $200,000 a year. The percent high income households (34.6%) for 20609 is more than 20621 (16.3%), 20606 (5.3%), 20618 (26.5%), 20650 (30.0%), 20624 (22.3%), 20626 (6.8%), and St. Mary's County (23.5%).
| 20609 | 34.6% |
| St. Mary's County | 23.5% |
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 | |
|---|---|---|---|---|
| 20609 | $-1 | $104,342 | $212,763 | $96,917 |
| St. Mary's County | $58,185 | $131,232 | $144,419 | $83,422 |
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 20609 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+ | |||||
| 20609 | +/-$26,956 | +/-$202,903 | +/-$98,223 | +/-13.8% | +/-$-1 | +/-$39,014 | +/-$119,606 | +/-$78,435 |
| St. Mary's County | +/-$4,480 | +/-$4,914 | +/-$1,686 | +/-1.7% | +/-$20,978 | +/-$7,749 | +/-$9,188 | +/-$7,809 |