Ranking of Maryland Counties By Median Household Income in 2021 (ACS-5Yrs)

Updated on March 10, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the Median Household Income for Maryland was $91,431. Among all Maryland counties, Howard County had the highest median household income ($129,549), followed by Calvert County ($120,295), and Montgomery County ($117,345). On the other hand, the following 3 counties had the lowest median household income: Somerset County ($48,661), Allegany County ($51,090), and Baltimore city ($54,124).

The chart below shows the top 10 Maryland counties with high median household income, and the table below shows the ranking of all Maryland counties.

You can also see similar information for other states and for the United States.

Data Source: US Census Bureau.
Ranking of Maryland Counties By Median Household Income in 2021
Howard County
$129.55K
Calvert County
$120.30K
Montgomery County
$117.35K
Anne Arundel County
$108.05K
Charles County
$107.81K
Frederick County
$106.13K
Carroll County
$104.71K
St. Mary's County
$102.86K
Queen Anne's County
$99.60K
Harford County
$98.50K
Ranking of Maryland Counties By Median Household Income in 2021
Rank
County
Median Household Income ($)
1 Howard County 129,549
2 Calvert County 120,295
3 Montgomery County 117,345
4 Anne Arundel County 108,048
5 Charles County 107,808
6 Frederick County 106,129
7 Carroll County 104,708
8 St. Mary's County 102,859
9 Queen Anne's County 99,597
10 Harford County 98,495
11 Prince George's County 91,124
12 Baltimore County 81,846
13 Cecil County 81,817
14 Talbot County 79,349
15 Worcester County 71,262
16 Washington County 67,349
17 Kent County 64,451
18 Wicomico County 63,610
19 Caroline County 63,027
20 Garrett County 58,011
21 Dorchester County 55,652
22 Baltimore city 54,124
23 Allegany County 51,090
24 Somerset County 48,661
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