Leave a Message

Thank you for your message. I'll be in touch with you shortly.

Explore Properties
Background Image
Welcome to

St. Mary's County

Charles County provides residents with the best of both worlds — an easy commute and a high quality of life.

Property Listings

Search Homes in the Area

Welcome to St. Mary's County

Southern Maryland offers the perfect blend of small-town charm and modern convenience. From peaceful neighborhoods and top-rated schools to vibrant shopping, dining, and outdoor recreation, this community continues to grow while maintaining its welcoming, family-oriented atmosphere. Located just minutes from Washington, D.C., Northern Virginia, and other major destinations, Charles County provides residents with the best of both worlds — an easy commute and a high quality of life.
SHARE

Overview for St. Mary's County, MD

114,372 people live in St. Mary's County, where the median age is 37 and the average individual income is $51,358. Data provided by the U.S. Census Bureau.

114,372

Total Population

37 years

Median Age

Low

Population Density Population Density
This is the number of people per square mile in a neighborhood.

$51,358

Average individual Income

Around St. Mary's County, MD

There's plenty to do around St. Mary's County, including shopping, dining, nightlife, parks, and more. Data provided by Walk Score and Yelp.

25
Somewhat Bikeable
Bike Score

Points of Interest

Explore popular things to do in the area, including Puerto Rican Cafe, El Coqui, and Tacos Hernandez.

Name Category Distance Reviews
Ratings by Yelp
Dining 4.54 miles 10 reviews 4.9/5 stars
Dining 1.57 miles 17 reviews 4.8/5 stars
Dining 2.87 miles 46 reviews 4.8/5 stars
Dining · $ 4.55 miles 51 reviews 4.7/5 stars
Dining · $ 0.87 miles 14 reviews 4.6/5 stars
Nightlife 1.64 miles 11 reviews 4.6/5 stars

Demographics and Employment Data for St. Mary's County, MD

Population Households Employment

St. Mary's County has 41,743 households, with an average household size of 2.68. Data provided by the U.S. Census Bureau. Here’s what the people living in St. Mary's County do for work — and how long it takes them to get there. Data provided by the U.S. Census Bureau. 114,372 people call St. Mary's County home. The population density is 318.93 and the largest age group is Data provided by the U.S. Census Bureau.

114,372

Total Population

Low

Population Density Population Density This is the number of people per square mile in a neighborhood.

37

Median Age

50.43 / 49.57%

Men vs Women

Population by Age Group

0-9:

0-9 Years

10-17:

10-17 Years

18-24:

18-24 Years

25-64:

25-64 Years

65-74:

65-74 Years

75+:

75+ Years

Education Level

  • Less Than 9th Grade
  • High School Degree
  • Associate Degree
  • Bachelor Degree
  • Graduate Degree
41,743

Total Households

2.68

Average Household Size

$51,358

Average individual Income

Households with Children

With Children:

Without Children:

Marital Status

Married
Single
Divorced
Separated

Blue vs White Collar Workers

Blue Collar:

White Collar:

Commute Time

0 to 14 Minutes
15 to 29 Minutes
30 to 59 Minutes
60+ Minutes
St. Mary's County
Navigate

Explore Other

Neighborhood Guides

  • Quantico
  • La Plata
  • Ashburn
  • Washington
  • Fairfax County
  • Waldorf
  • Potomac
  • Charles County
  • Prince Georges County
  • St. Mary's County
  • Quantico

    Explore Quantico

    Read More
  • La Plata

    Explore La Plata

    Read More
  • Ashburn

    Explore Ashburn

    Read More
  • Washington

    Explore Washington

    Read More
  • Fairfax County

    Explore Fairfax County

    Read More
  • Waldorf

    Explore Waldorf

    Read More
  • Potomac

    Explore Potomac

    Read More
  • A large house with a lush green lawn in front of it.

    Explore Charles County

    Charles County offers small-town charm and modern convenience.

    Read More
  • Prince Georges County

    Explore Prince Georges County

    Prince Georges County provides residents with the best of both worlds — an easy commute and a high quality of life.

    Read More
  • St. Mary's County

    Explore St. Mary's County

    Charles County provides residents with the best of both worlds — an easy commute and a high quality of life.

    Read More

Follow Us On Instagram