Comparison to Surrounding Areas
The median household income ($100,500) for 21757 is less than the median household income for 21798 ($116,607), Carroll County ($118,211), and Frederick County ($122,002). But it's more than 21727 ($95,236), 21778 ($76,458), 21787 ($91,682), and 21791 ($93,015).
| 21757 | $100,500 |
| Carroll County | $118,211 |
| Frederick County | $122,002 |
Get Median Household Income for all Zip Codes in Maryland.
The average household income ($119,958) for 21757 is less than the average household income for 21798 ($162,291), Carroll County ($142,587), and Frederick County ($148,300). But it's more than 21727 ($106,064), 21778 ($118,363), 21787 ($108,460), and 21791 ($109,742).
| 21757 | $119,958 |
| Carroll County | $142,587 |
| Frederick County | $148,300 |
Get Average Household Income for all Zip Codes in Maryland.
The per-capita income for 21757 is $46,390. The per capita income ($46,390) for 21757 is less than the per capita income for 21778 ($54,798), 21798 ($50,330), Carroll County ($53,124), and Frederick County ($54,982). But it's more than 21727 ($31,048), 21787 ($41,725), and 21791 ($41,286).
| 21757 | $46,390 |
| Carroll County | $53,124 |
| Frederick County | $54,982 |
Get Per-Capita Income for all Zip Codes in Maryland.
13.5% of households make over $200,000 a year. The percent high income households (13.5%) for 21757 is less than the percent high income households for 21778 (20.2%), 21798 (29.6%), Carroll County (23.1%), and Frederick County (24.6%). But it's more than 21727 (12.9%), 21787 (11.8%), and 21791 (9.2%).
| 21757 | 13.5% |
| Carroll County | 23.1% |
| Frederick County | 24.6% |
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 | |
|---|---|---|---|---|
| 21757 | $-1 | $114,167 | $132,054 | $61,786 |
| Carroll County | $58,773 | $140,910 | $148,624 | $71,452 |
| Frederick County | $67,867 | $129,626 | $151,637 | $85,114 |
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 21757 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+ | |||||
| 21757 | +/-$8,372 | +/-$14,790 | +/-$5,163 | +/-6.6% | +/-$-1 | +/-$17,168 | +/-$46,291 | +/-$27,548 |
| Carroll County | +/-$3,883 | +/-$2,749 | +/-$950 | +/-1.1% | +/-$5,929 | +/-$7,273 | +/-$5,233 | +/-$3,938 |
| Frederick County | +/-$2,489 | +/-$2,160 | +/-$744 | +/-0.9% | +/-$8,769 | +/-$3,514 | +/-$4,897 | +/-$3,939 |