St. Mary's County, Maryland Property Taxes
Census Bureau ACS property tax data for Maryland. Population: 30,325.
The median annual property tax in St. Mary's County is $3,392, which is 2% higher than the Maryland state average and 76% above the national average. The effective tax rate is 0.87% on a median home value of $390,900. Property taxes represent 3.0% of the median household income in this county.
Median Annual Tax
$3,392
+2% vs State
+76% vs US
Median Home Value
$390,900
+11% vs State
+85% vs US
Effective Tax Rate
0.87%
-9% vs State
-8% vs US
With vs Without Mortgage
With Mortgage
$3,446
$287/mo
Without Mortgage
$3,263
$272/mo
Homeowners with a mortgage typically own higher-valued properties, which can result in higher tax bills.
Property Tax History
| Year | Median Tax | Effective Rate |
|---|---|---|
| 2023 | $3,392 +1.1% | 0.87% |
| 2022 | $3,355 +9.0% | 0.89% |
| 2021 | $3,078 +3.9% | 0.94% |
| 2020 | $2,962 +1.3% | 0.93% |
| 2019 | $2,923 | 0.97% |
Tax Burden
Tax-to-Income Ratio
3.0%
of median household income
Median Income
$114,580
per year
Monthly Tax
$283
per month
Other Counties in Maryland
Howard County
Tax: $6,814/yr Rate: 1.18%
Charles County
Tax: $4,179/yr Rate: 1.04%
Prince George's County
Tax: $4,662/yr Rate: 1.15%
Talbot County
Tax: $2,623/yr Rate: 0.66%
Garrett County
Tax: $1,792/yr Rate: 0.83%
Queen Anne's County
Tax: $3,503/yr Rate: 0.79%
Frequently Asked Questions
What is the average property tax in St. Mary's County, Maryland? ▼
The median annual property tax in St. Mary's County is $3,392 based on the most recent Census Bureau American Community Survey data. The effective tax rate is 0.87% on a median home value of $390,900.
How does St. Mary's County property tax compare to the national average? ▼
Property taxes in St. Mary's County are 76% above the national average of $1,923. The effective rate of 0.87% compares to 0.95% nationally.
Does having a mortgage affect property taxes in St. Mary's County? ▼
In St. Mary's County, homeowners with a mortgage pay a median of $3,446 in annual property taxes, while homeowners without a mortgage pay $3,263. This difference often reflects the value of homes rather than different tax rates.
What percentage of income goes to property taxes in St. Mary's County? ▼
Property taxes in St. Mary's County represent approximately 3.0% of the median household income of $114,580. The national benchmark is generally 2-4% of household income.
Explore More Data
Data source: U.S. Census Bureau, American Community Survey 5-Year Estimates. Property tax data reflects median amounts paid by homeowners. Effective rates are calculated as median tax divided by median home value.