Comparison to Surrounding Areas
The median household income ($98,856) for 21788 is less than the median household income for 21773 ($161,908), 21701 ($106,577), 21702 ($106,983), 21798 ($116,607), 21783 ($100,750), 21793 ($121,971), and Frederick County ($122,002). But it's more than 21727 ($95,236), 21778 ($76,458), 21780 ($83,785), Graceham CDP ($93,036), Lewistown CDP ($98,523), and Thurmont town ($98,125).
| 21788 | $98,856 |
| Graceham CDP | $93,036 |
| Lewistown CDP | $98,523 |
| Thurmont town | $98,125 |
| Frederick County | $122,002 |
Get Median Household Income for all Zip Codes in Maryland.
The average household income ($127,864) for 21788 is less than the average household income for 21701 ($137,084), 21702 ($130,101), 21773 ($176,547), 21793 ($142,607), 21798 ($162,291), and Frederick County ($148,300). But it's more than 21727 ($106,064), 21778 ($118,363), 21780 ($106,258), 21783 ($123,062), Lewistown CDP ($99,727), Thurmont town ($113,866), and Graceham CDP ($80,272).
| 21788 | $127,864 |
| Graceham CDP | $80,272 |
| Lewistown CDP | $99,727 |
| Thurmont town | $113,866 |
| Frederick County | $148,300 |
Get Average Household Income for all Zip Codes in Maryland.
The per-capita income for 21788 is $52,036. The per capita income ($52,036) for 21788 is less than the per capita income for 21701 ($60,194), 21773 ($62,062), 21778 ($54,798), 21793 ($53,015), and Frederick County ($54,982). But it's more than 21798 ($50,330), 21727 ($31,048), 21780 ($38,433), 21783 ($46,122), 21702 ($50,065), Lewistown CDP ($35,349), Thurmont town ($44,854), and Graceham CDP ($33,674).
| 21788 | $52,036 |
| Graceham CDP | $33,674 |
| Lewistown CDP | $35,349 |
| Thurmont town | $44,854 |
| Frederick County | $54,982 |
Get Per-Capita Income for all Zip Codes in Maryland.
19.2% of households make over $200,000 a year. The percent high income households (19.2%) for 21788 is less than the percent high income households for 21773 (35.2%), 21701 (20.5%), 21702 (20.3%), 21798 (29.6%), 21778 (20.2%), 21793 (19.6%), and Frederick County (24.6%). But it's more than 21727 (12.9%), 21780 (9.3%), 21783 (16.2%), Graceham CDP (0.0%), Lewistown CDP (6.7%), and Thurmont town (13.7%).
| 21788 | 19.2% |
| Graceham CDP | 0.0% |
| Lewistown CDP | 6.7% |
| Thurmont town | 13.7% |
| 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 | |
|---|---|---|---|---|
| 21788 | $89,659 | $107,206 | $141,875 | $72,059 |
| Graceham CDP | $-1 | $-1 | $111,000 | $-1 |
| Lewistown CDP | $-1 | $109,153 | $-1 | $77,045 |
| Thurmont town | $89,091 | $105,441 | $126,932 | $60,446 |
| 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 21788 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+ | |||||
| 21788 | +/-$4,529 | +/-$12,020 | +/-$4,957 | +/-5.2% | +/-$73,932 | +/-$14,389 | +/-$21,931 | +/-$18,659 |
| Graceham CDP | +/-$89,230 | +/-$36,986 | +/-$13,481 | +/-49.5% | +/-$-1 | +/-$-1 | +/-$40,494 | +/-$-1 |
| Lewistown CDP | +/-$26,072 | +/-$25,240 | +/-$12,132 | +/-13.3% | +/-$-1 | +/-$10,863 | +/-$-1 | +/-$27,147 |
| Thurmont town | +/-$5,419 | +/-$12,756 | +/-$5,361 | +/-4.2% | +/-$83,971 | +/-$14,103 | +/-$28,924 | +/-$31,055 |
| Frederick County | +/-$2,489 | +/-$2,160 | +/-$744 | +/-0.9% | +/-$8,769 | +/-$3,514 | +/-$4,897 | +/-$3,939 |