21157 Income Statistics

Comparison to Surrounding Areas

21157 Median Household Income

The median household income ($104,966) for 21157 is less than the median household income for 21797 ($189,241), 21776 ($133,409), 21784 ($139,395), 21048 ($131,921), 21074 ($108,536), 21102 ($135,069), 21158 ($109,827), 21771 ($157,302), Carroll County ($118,211), and Manchester town ($121,676). But it's more than Westminster city ($86,219).

21157$104,966
Manchester town$121,676
Westminster city$86,219
Carroll County$118,211

Get Median Household Income for all Zip Codes in Maryland.

21157 Average Household Income

The average household income ($128,446) for 21157 is less than the average household income for 21797 ($209,234), 21776 ($144,384), 21784 ($165,007), 21048 ($161,634), 21074 ($129,825), 21102 ($149,147), 21158 ($135,704), 21771 ($174,549), Carroll County ($142,587), and Manchester town ($143,313). But it's more than Westminster city ($111,248).

21157$128,446
Manchester town$143,313
Westminster city$111,248
Carroll County$142,587

Get Average Household Income for all Zip Codes in Maryland.

21157 Per-Capita Income

The per-capita income for 21157 is $49,793. The per capita income ($49,793) for 21157 is less than the per capita income for 21797 ($70,998), 21776 ($54,829), 21784 ($56,974), 21048 ($58,207), 21074 ($52,305), 21102 ($54,845), 21158 ($52,759), 21771 ($60,220), Carroll County ($53,124), and Manchester town ($52,617). But it's more than Westminster city ($44,953).

21157$49,793
Manchester town$52,617
Westminster city$44,953
Carroll County$53,124

Get Per-Capita Income for all Zip Codes in Maryland.

21157 High Income Households

18.9% of households make over $200,000 a year. The percent high income households (18.9%) for 21157 is less than the percent high income households for 21797 (43.5%), 21776 (23.9%), 21784 (30.8%), 21048 (29.2%), 21102 (26.0%), 21771 (34.2%), Carroll County (23.1%), and Manchester town (19.6%). But it's more than 21074 (16.8%), 21158 (18.5%), and Westminster city (13.1%).

2115718.9%
Manchester town19.6%
Westminster city13.1%
Carroll County23.1%

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21157 Median Household Income by Age of Householder

under 25 years 25 to 44 years 45 to 64 years 65 years and over
21157$52,672$131,155$142,881$56,600
Manchester town$-1$144,167$152,788$67,750
Westminster city$51,958$98,021$117,994$50,977
Carroll County$58,773$140,910$148,624$71,452

Get Median Household Income by Age of Householder for all Zip Codes in Maryland.

21157 Map

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About the Data

Data Sources

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 21157 on the US Census Bureau’s website. These values are in 2024 inflation-adjusted dollars and were downloaded on 29 January 2026.

The following data tables were used:

  • B19001 Household Income in the Past 12 Months (in 2024 inflation-adjusted dollars)
  • B19013 Median Household Income in the Past 12 Months (in 2024 inflation-adjusted dollars)
  • B19301 Per Capita Income in the Past 12 Months (in 2024 inflation-adjusted dollars)
  • S1902 Mean Income in the Past 12 Months (in 2024 inflation-adjusted dollars)
  • B19049 Median Household Income in the Past 12 Months (in 2024 inflation-adjusted dollars) By Age Of Householder

Margins of Error

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+
21157+/-$9,822+/-$6,532+/-$2,198+/-2.6%+/-$5,382+/-$19,483+/-$12,541+/-$6,634
Manchester town+/-$21,471+/-$21,729+/-$7,030+/-7.0%+/-$-1+/-$37,840+/-$34,877+/-$37,222
Westminster city+/-$13,458+/-$8,204+/-$2,770+/-2.9%+/-$18,645+/-$22,884+/-$10,950+/-$10,914
Carroll County+/-$3,883+/-$2,749+/-$950+/-1.1%+/-$5,929+/-$7,273+/-$5,233+/-$3,938