St. Mary's County, MD is a small county located in the southeastern part of Maryland with a population of 113,209 and a population density of 320 people per square mile. The county offers many amenities for residents to enjoy. Local businesses such as St. Mary's Square Mall and the Historic St. Mary’s City provide great shopping and dining experiences for locals and tourists alike. Outdoor activities such as fishing, kayaking, hiking, bird watching, swimming, and boating are available year-round. There are also other organizations such as the Patuxent Wildlife Refuge that offer educational programs and activities for those looking to learn more about nature. Additionally, local sporting events like the International Junior Open Tennis Tournament take place in St Mary’s County each year.
The population in St. Mary's County is 113,209. There are 316 people per square mile aka population density. The median age in St. Mary's County is 36.7, the US median age is 38.4. The number of people per household in St. Mary's County is 2.8, the US average of people per household is 2.6.
Family in St. Mary's County
- 52.4% are married
- 8.4% are divorced
- 38.6% are married with children
- 12.6% have children, but are single
Race in St. Mary's County
- 75.1% are White
- 14.2% are Black
- 2.8% are Asian
- 0.2% are Native American
- 0.1% claim Other
- 4.8% claim Hispanic ethnicity
- 2.8% Two or more races
- 0.0% Hawaiian, Pacific Islander