St. Mary's County, Maryland
St. Mary's County is home to 115,126 people. 8.0% of residents live below the poverty line, below the Maryland rate (9.4%). The median household income is $119,446.
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| Measure | Value | Maryland | Year | Source |
|---|---|---|---|---|
| Population | 115,126 | 6,206,011 | 2024 | Decennial Census and American Community Survey 5-year estimates |
| Median household income | $119,446 | $103,678 | 2024 | Decennial Census and American Community Survey 5-year estimates |
| Below poverty line | 8.0% | 9.4% | 2024 | Decennial Census and American Community Survey 5-year estimates |
| Children in poverty | 8.7% | 11.5% | 2024 | Decennial Census and American Community Survey 5-year estimates |
| No health insurance | 3.9% | 6.3% | 2024 | Decennial Census and American Community Survey 5-year estimates |
| Bachelor's degree or higher | 36.5% | 43.4% | 2024 | Decennial Census and American Community Survey 5-year estimates |
| Median home value | $407,600 | $419,900 | 2024 | Decennial Census and American Community Survey 5-year estimates |
| Median gross rent | $1,747 | $1,705 | 2024 | Decennial Census and American Community Survey 5-year estimates |
| Renters paying 30%+ of income | 45.7% | 51.5% | 2024 | Decennial Census and American Community Survey 5-year estimates |
| Foreign-born | 4.3% | 16.6% | 2024 | Decennial Census and American Community Survey 5-year estimates |
| Median age | 37.2 years | 39.4 years | 2024 | Decennial Census and American Community Survey 5-year estimates |
Neighboring counties
Figures are the latest published estimates, from the sources named; survey estimates carry margins of error.