35 EV Charging Stations in Groton, CT

Locations, networks, and charger types — updated weekly from U.S. DOE data

35
Charging Stations

35 EV charging stations in Groton — 26 Non-Networked, 5 ChargePoint Network, 2 Tesla Destination . Last updated May 9, 2026.

Where Are the 35 Charging Stations in Groton?

Pfizer Parking Garage

280 Shennecossett Rd
24 hours daily; for employee use only
Non-Networked Parking Garage
J1772 (Level 2)

SUBASE New London / N00129-B86-1

1 Crystal Lake Rd
Drivers must bring their own J1772 cordset for Level 1 charging
Non-Networked Fed Gov
J1772 (Level 2) NEMA 5-15

Mystic Marriott Hotel & Spa - Groton, CT

625 North Road (Route 117)
EVRANGE Public
J1772 (Level 2)

Groton TASMG

139 Tower ave
24 hours daily
FLO
J1772 (Level 2)

Girard Nissan

425 Gold Star Hwy
Dealership business hours
Non-Networked Car Dealer
J1772 (Level 2)

Groton New London Airport

155 Tower Ave
24 hours daily
Non-Networked Airport
J1772 (Level 2)

Town of Groton - Public Library

52 Newtown Rd
24 hours daily
Free
Non-Networked Library
J1772 (Level 2)

Town of Groton - Town Hall Annex

134 Groton Long Point Rd
24 hours daily
Free
Non-Networked Muni Gov
J1772 (Level 2)

Town of Groton - Town Hall

45 Fort Hill Rd
24 hours daily
Free
Non-Networked Muni Gov
J1772 (Level 2)

University of Connecticut - Avery Point

1084 Shennecossett Rd
24 hours daily
Free
Non-Networked College Campus
J1772 (Level 2)

Mystic Marriott Hotel and Spa - Tesla Destination

625 North Rd
Tesla

SUBASE New London / N00129-B83-1

1 Crystal Lake Rd
Non-Networked Fed Gov
J1772 (Level 2)

SUBASE New London / N00129-B168-1

1 Crystal Lake Rd
Non-Networked Fed Gov
J1772 (Level 2)

SUBASE New London / N00129-B460-1

1 Crystal Lake Rd
Non-Networked Fed Gov
J1772 (Level 2)

SUBASE New London / N00129-B492-1

1 Crystal Lake Rd
Non-Networked Fed Gov
J1772 (Level 2)

Washington Park

155 Meridian St
24 hours daily
Free
Non-Networked Parking Lot
J1772 (Level 2)

GROTON MUN BLDG 1

295 Meridian St
24 hours daily
J1772 (Level 2)

GROTON MUN BLDG 2

295 Meridian St
24 hours daily
J1772 (Level 2)

GROTON MUN BLDG 3

126 Meridian St
24 hours daily
J1772 (Level 2)

NEX NSB New London

484 Grayback Ave
Non-Networked Fed Gov
NEMA 14-50
All 35 stations active as of 2026-05-09 See full Connecticut outage report →

Which EV Charging Networks Operate in Groton, CT?

Infrastructure Grade

0% DC Fast

Based on DC Fast Charger ratio

0 of 107 ports

How is this graded?

Based on DC Fast Charger ratio:

  • A: 40%+ DC Fast ports
  • B: 30–39%
  • C: 20–29%
  • D: 10–19%
  • F: Under 10%

Learn about charging levels

Density Metrics

Total Stations 35
Ports per Station 3.1

Data Status

Current

Last updated: May 9, 2026

Data sourced from U.S. DOE AFDC

As of May 2026, Groton, Connecticut has 35 publicly accessible EV charging stations with 107 charging ports. Non-Networked operates 74.3% of stations in the area, followed by ChargePoint Network at 14.3% — part of Connecticut's 1,701 stations statewide.

All 107 ports are Level 2 chargers, which typically deliver a full charge in 4 to 8 hours — well suited for workplace, shopping, and overnight charging. Available connector types include Tesla (NACS). Learn more in our EV connector types guide. View national charging statistics for broader context.

For regional context, see how Connecticut's EV infrastructure compares with New York.

What Is the EV Charging Outlook for Groton?

Level 2 Focused Infrastructure

Groton's charging network emphasizes Level 2 charging (58% of ports), ideal for overnight and workplace charging.

Diverse Network Coverage

With 5 different charging networks available, EV drivers in Groton have excellent flexibility in choosing their preferred provider.

Where Else Can I Charge Near Groton?

Data sourced from the US DOE Alternative Fuels Station Locator (AFDC), maintained by NREL.

Last synced: May 9, 2026

🏨 Charge While You Stay — Hotels with EV Charging in Groton

1 hotel with on-site EV charging · 1 Tesla Destination · 2 Level 2 ports

Mystic Marriott Hotel and Spa

⚡ Tesla

625 North Rd

🔌 2 ports · Public

Tesla Destination: full charge in 6–10 hrs overnight

📍 View on Map
"These results show we're moving in the right direction, but there's still work to do to ensure all EV drivers have access to reliable, welcoming public charging."

Joel Levin

Executive Director, Plug In America

Source: Plug In America (October 2025)