Getting Here

St. Mary’s County is centrally located within the Mid-Atlantic Corridor and easy to get to.

Less than an hour south of Washington, D.C., there are easy connections from Interstate 95. Once here, touring about the entire peninsula is just a matter of following the loop made up of Route 5 and Route 235.

Driving Directions

From Annapolis: Follow Maryland Route 4 to Maryland Route 2/4 through Calvert County to Solomons. Cross the Governor Thomas Johnson Bridge into St. Mary’s County.

From Baltimore: Follow I-97 South to Route 3 through Bowie to Route 301 South. Turn left onto Mattawoman Beantown Road. Follow Mattawoman Beantown Road to the intersection of Route 5. Turn left onto Route 5 South. Follow Route 5 into St. Mary’s County.

From Richmond: Follow Route 95 North to Route 207. Take Route 207 East to Route 301. Follow Route 301 across Potomac on the Harry Nice Bridge. Four miles into Maryland, turn right (south) onto Route 234. Take Route 234 to St. Mary’s County.

From Washington, D.C.: Follow I-495/I-95 North, cross the Woodrow Wilson Bridge into Maryland. Take 1st exit, Indian Head Highway/Route. 210 South. Make a left on Route 228 toward Waldorf. Route 228 becomes Route 5 after crossing Route 301 in Waldorf. Follow Route 5 to St. Mary’s County.

Driving Distances

  • Washington D.C.: 55 miles
  • Annapolis, MD: 65 miles
  • Baltimore, MD: 85 miles
  • Richmond, VA: 101 miles
  • Williamsburg, VA: 140 miles
  • Harrisburg, PA: 150 miles
  • Philadelphia, PA: 180 miles
  • Norfolk, VA: 180 miles
  • Pittsburgh, PA: 275 miles
  • New York, NY: 280 miles

IMPORTANT CONTACTS

  • St. Mary’s County Sheriff’s Office
    301-475-8008 | Website»
  • Maryland State Police Barrack “T”
    301-475-8955 | Website»
  • MedStar St. Mary's Hospital
    301-475-8981 | Website»
  • St. Mary’s County Government
    301-475-4200 | Website»
  • St. Mary’s County Library
    301-475-2846​ | Website»

INTERNATIONAL/NATIONAL AIRPORTS

Baltimore-Washington International Thurgood Marshall Airport (BWI)
410-859-7111 | ​Website»
Located in BaltimoreTravel Time: 1 hour, 20 minutes

Reagan National Airport (DCA)
703-417-8000 | Website»
Located in Washington, DCTravel Time: 1 hour

Dulles Washington (IAD)
703-572-2700 | Website»
Located in Northern VirginiaTravel Time: 1 hour, 35 minutes

LOCAL/REGIONAL AIRPORT

Captain Walter F. Duke Regional Airport (St. Mary’s County Airport)
301-373-2101 | Website»
Services provided include aircraft hangar leasing, grass and paved tie-downs, charter service, low lead and Jet A fueling and maintenance/repair services.

TRAINS

Amtrak
1-800-872-7245 | Website»
Stations in Washington, DC, New Carrollton, and Baltimore

LOCAL PUBLIC TRANSPORTATION

St. Mary’s Transit Buses (STS)
301-863-8400 x1120 or x1121 | Website»

PRIVATE SHUTTLE SERVICES

Southern Maryland Express
1-888-313-9773 | ​Website»

Martin’s Airport Shuttle
301-373-4407

TAXIS

Chesapeake Cab
301-863-1151

RENTAL CARS

Alamo Rent-A-Car
301-866-9500

Avis
301-863-7373

Budget Rent-A-Car
301-863-4560

Enterprise Rent-A-Car
301-866-9500

Hertz
301-862-5308

National Car Rental
301-866-9500

Next Car Rentals
301-862-4170

St. Mary's Rent-A-Car
301-862-6878