Where is Groton, Connecticut, USA?

Written and fact-checked by | Reviewed by WhereIG Editorial Team | Last updated: August 14, 2026, 18:45 ET

Where is Groton Located? - Groton is a city located in the Brown County of Connecticut, United States. Groton lies between 26.0078 Degrees North latitudes and 80.2963 Degrees West longitudes.

Location Map of Groton, Connecticut

Where is Groton, Connecticut

Groton Map, Connecticut, USA

Where is Groton?: The Google Map showing the location of Groton in the U.S. state of Connecticut.

Where is Groton Located?

Groton is a city located in the Brown County of Connecticut, United States. Groton lies between 26.0078 Degrees North latitudes and 80.2963 Degrees West longitudes. According to 2020 U.S.census, the population of Groton city is 9387 people and the city has a total area of 3.08 sq mi. The city has numerous parks and recreational facilities.

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Groton, Connecticut Quick Facts

PropertyInformation
CityGroton
CountyNew London County
StateConnecticut
State CapitalHartford
US RegionNortheastern United States
Latitude41.3501°N
Longitude72.0784°W
Elevation46 ft (14 m)
Land Area31.27 sq mi
Water Area14.82 sq mi
Total Area46.09 sq mi
Population (latest Census year)38,411 (Census 2020)
Population DensityApproximately 1,228 per sq mi
ZIP Codes06340, 06349, 06355, 06371
Area Code860, 959
Time Zone StandardEastern Standard Time (EST, UTC−5)
Time Zone DaylightEastern Daylight Time (EDT, UTC−4)
CurrencyUS Dollar (USD)
FIPS Code09-32020
Congressional DistrictConnecticut's 2nd Congressional District

Nearby Cities to Groton, Connecticut

  • New London, Connecticut — 2 mi West
  • Ledyard, Connecticut — 6 mi North
  • Stonington, Connecticut — 7 mi East
  • Waterford, Connecticut — 9 mi West
  • East Lyme, Connecticut — 15 mi West
  • Montville, Connecticut — 15 mi Northwest
  • Norwich, Connecticut — 17 mi North
  • Westerly, Rhode Island — 12 mi East
  • Old Saybrook, Connecticut — 29 mi West
  • Mystic, Connecticut — 4 mi East

Driving Distances from Groton, Connecticut

CityStateDistance (mi)Approx. Drive Time
New LondonConnecticut210 minutes
MysticConnecticut410 minutes
NorwichConnecticut1725 minutes
WesterlyRhode Island1220 minutes
New HavenConnecticut571 hour
HartfordConnecticut521 hour
ProvidenceRhode Island521 hour
NewportRhode Island611 hour 20 minutes
BridgeportConnecticut881 hour 35 minutes
BostonMassachusetts1032 hours

Transportation and Connectivity in Groton, Connecticut

TransportationDetails
Airport NameGroton-New London Airport; Rhode Island T. F. Green International Airport (nearest major airport)
IATA CodeGON (Groton-New London Airport), PVD (T. F. Green International Airport)
PortPort of New London (nearby), Naval Submarine Base New London
Major HighwaysInterstate 95, Connecticut Route 1, Connecticut Route 12, Connecticut Route 184
Train/Amtrak ServiceAmtrak Northeast Regional and Acela services available at nearby New London Union Station
Local Bus/Transit ServiceSoutheast Area Transit District (SEAT)
  • Interstate 95 is the primary east-west corridor connecting Groton with New Haven, Providence, New York City, and Boston.
  • Connecticut Route 1 provides local coastal access through Groton, Mystic, and neighboring shoreline communities.
  • Connecticut Route 12 connects Groton with Norwich and northeastern Connecticut.
  • Connecticut Route 184 links Interstate 95 with Groton's commercial districts and the Naval Submarine Base.

What are top Places to Visit in Groton, Connecticut

Landmark NameType
Submarine Force Library & MuseumMuseum
USS NautilusHistoric Submarine
Fort Griswold Battlefield State ParkHistoric Site
Bluff Point State ParkState Park
Haley Farm State ParkState Park
Eastern Point BeachBeach
Historic Downtown MysticHistoric District
Mystic Seaport MuseumMaritime Museum
Mystic AquariumAquarium
Esker Point BeachBeach

Colleges and Universities in Groton, Connecticut

Institution NameTypeLevelNotable For
University of Connecticut Avery PointPublicUniversityMarine sciences and maritime studies
Three Rivers Community College – Groton SatellitePublicCommunity CollegeCareer and transfer programs
Mitchell CollegePrivateUniversityLiberal arts and professional studies
United States Coast Guard AcademyFederalUniversityMilitary officer education
Groton Public SchoolsPublicK–12 DistrictPublic education in Groton

Waterbodies in Groton, Connecticut

Thames River, Long Island Sound, Mystic River, Fishers Island Sound, Poquonnock River, Mumford Cove, Palmer Cove, Bluff Point Cove, Beebe Cove, Baker Cove

Golf Courses in Groton, Connecticut

Shennecossett Golf Course, Pequot Golf Club, Great Neck Country Club, Stonington Country Club, Cedar Ridge Golf Course, Lake of Isles Golf Club, Norwich Golf Course, Mohegan Sun Golf Club

Groton, Connecticut — Key Historical Facts

  • Groton was settled in the seventeenth century and officially incorporated in 1705, making it one of Connecticut's oldest coastal communities.
  • The city played a significant role during the American Revolutionary War, including the 1781 Battle of Groton Heights at Fort Griswold.
  • Groton became a major center for submarine construction after Electric Boat established operations along the Thames River in the early twentieth century.
  • The launch of USS Nautilus, the world's first nuclear-powered submarine, in 1954 cemented Groton's reputation as the "Submarine Capital of the World."
  • Today, Groton remains an important center for naval research, defense manufacturing, higher education, and maritime heritage while attracting visitors to its museums, parks, and historic waterfront.

References

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