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Census ACS · ZIP Code Tabulation Area

21104 Income Statistics for 2026

Carroll County, Maryland

Median household income

$191,804

Median household income ($191,804) is higher than Carroll County County ($120,803).

21104$191,804
Carroll County County$120,803
21784$139,395
21048$131,921
21102$135,069
21776$133,409
21158$109,827

Average household income

$209,422

Average household income ($209,422) is higher than Carroll County County ($143,249).

21104$209,422
Carroll County County$143,249
21784$165,007
21048$161,634
21102$149,147
21776$144,384
21158$135,704

Per-capita income

$74,405

Per-capita income ($74,405) is higher than Carroll County County ($53,237).

21104$74,405
Carroll County County$53,237
21784$56,974
21048$58,207
21102$54,845
21776$54,829
21158$52,759

Households earning $100k+

76.3%

Households earning $100k+ (76.3%) is higher than Carroll County County (58.0%).

2110476.3%
Carroll County County58.0%
2178466.8%
2104865.3%
2110262.2%
2177664.2%
2115857.2%

All demographics

Population
6,052
Households
2,097
Median age
43.1 yrs
Median household income
$191,804
Mean household income
$209,422
Per capita income
$74,405
Median home value
$680,200
Median gross rent
$1,384
Owner-occupied housing
97.0%
Bachelor's degree or higher
64.4%
In labor force
72.5%
Poverty rate
2.7%
Households earning $100k+
76.3%
Population under 5
5.3%
Population age 18–34
16.7%
Population age 25–44
23.5%
Population age 45–64
29.4%
Population age 65+
18.1%
Hispanic or Latino
1.0%
Black (non-Hispanic)
5.9%
Asian (non-Hispanic)
11.1%
Unemployment rate
3.2%
Open in interactive explorer

County and peer ZIP comparisons use population-weighted aggregates from other ZCTAs in the same county. Source: US Census Bureau ACS 5-year estimates. Page URL: https://resource.skyrocketbpo.com/tools/market-research/us-income-demographics-by-zip-code/maryland/21104

Link to this page

Permanent URL backed by Census ACS data in PocketBase.

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