Visitor Center

St. Mary's County has a great Visitor Center where travelers (and locals!) can get information about all there is to see and do plus where to dine and stay in St. Mary's.

The Visitor Center also has info on attractions throughout the Southern Maryland region and the state.

Patuxent River Naval Air Museum & Visitor Center | Lexington Park

Address: 22156 Three Notch Road, Lexington Park, MD 20653

Phone: 301-863-1900


  • Tuesday - Saturday: 10:00 AM - 5:00 PM
  • Sunday: 12:00 PM - 5:00 PM
  • Monday: CLOSED

About this Location: The Patuxent River Naval Air Museum & Visitor Center is conveniently located along Route 235 in Lexington Park near Naval Air Station Patuxent River. It is the gateway to South County and is open year-round during museum operating hours. LEARN MORE ABOUT THE PATUXENT RIVER NAVAL AIR MUSEUM & VISITOR CENTER


The Visitor Center isn't just for visitors! Locals and newcomers are welcome to stop by to find more information about St. Mary's County. Stumped by where to take your visiting in-laws or colleagues here on business? Need a state or local map? This is your source!