Census ACS · ZIP Code Tabulation Area

20630 Income Statistics for 2026

St. Mary's County, Maryland

Median household income

$233,411

Median household income ($233,411) is higher than St. Mary's County County ($125,867).

20630$233,411
St. Mary's County County$125,867
20609$118,102
20692$201,250
20674$171,985
20636$163,690
20684$180,060

Average household income

$232,777

Average household income ($232,777) is higher than St. Mary's County County ($144,362).

20630$232,777
St. Mary's County County$144,362
20609$304,498
20692$201,482
20674$180,382
20636$176,948
20684$165,122

Per-capita income

$107,189

Per-capita income ($107,189) is higher than St. Mary's County County ($53,663).

20630$107,189
St. Mary's County County$53,663
20609$146,472
20692$79,189
20674$65,661
20636$57,365
20684$71,244

Households earning $100k+

88.1%

Households earning $100k+ (88.1%) is higher than St. Mary's County County (58.0%).

2063088.1%
St. Mary's County County58.0%
2060961.9%
2069283.5%
2067467.4%
2063671.8%
2068468.6%

All demographics

Population
559
Households
253
Median age
56.1 yrs
Median household income
$233,411
Mean household income
$232,777
Per capita income
$107,189
Median home value
$618,100
Median gross rent
Owner-occupied housing
75.1%
Bachelor's degree or higher
70.0%
In labor force
69.1%
Poverty rate
0.0%
Households earning $100k+
88.1%
Population under 5
0.5%
Population age 18–34
6.3%
Population age 25–44
1.4%
Population age 45–64
46.9%
Population age 65+
27.5%
Hispanic or Latino
0.0%
Black (non-Hispanic)
14.7%
Asian (non-Hispanic)
0.0%
Unemployment rate
3.7%
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/20630

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Permanent URL backed by Census ACS data in PocketBase.

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