Waterloo, Maryland

Waterloo: a city in Saint Mary's County, Maryland.

About

Waterloo is a city located in the county of Saint Mary's in the U.S. state of Maryland.

Quick Facts about Waterloo

State Maryland (United States)
County Saint Mary's County
Latitude & Longitude 38.2312,-76.7791
Time Zone America/New_York
Local time 20:21:13 (6th November 2026)

Geography

Waterloo is located at 38°13'52"N 76°46'45"W (38.2312400, -76.7791300).

Waterloo map

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Nearby Schools and Colleges

Schools and campuses linked to Waterloo, MD. Select a name to open its map and contact details.

Code Name City ZIP
366438 Blades School of Hair Design California (MD) 20619

Nearby Transit Stations (21)

Rail and bus stations connected to Waterloo, MD. Select a station to open its map and address details.

Code Name Address Type
QAN Quantico 550 Railroad Avenue RAIL
FBG Fredericksburg 200 Lafayette Blvd. RAIL
WDB Woodbridge station 1040 Express Way RAIL
LOR Lorton station 8006 Lorton Road RAIL
ALX Union Station 110 Callahan Drive RAIL

Closest post offices linked to Waterloo.

Post Office Name City ZIP
Coltons Poin Post Office Coltons Point (MD) 20626

Other places with the same name (4)

  • Waterloo, Iowa The most populous city in Black Hawk County, Iowa. with a population of 67,292 people.
  • Waterloo, Illinois city in Illinois. with a population of 10,536 people.
  • Waterloo, New York city in Seneca County, New York, United States of America. with a population of 4,864 people.
  • Waterloo, Michigan township in Jackson County, Michigan. with a population of 2,882 people.

Other cities in Saint Mary's County

Cities, towns, neighborhoods & other populated places in Saint Mary's County , MD.

City Name Population Title
Lexington Park 11,626 Census designated place
Leonardtown 3,912 Town in Maryland, United States
Golden Beach 3,796 Town of the United States
Charlotte Hall 1,420 Census designated place