Naval Submarine Base New London is a United States Navy submarine base located in Groton and parts of Ledyard, Connecticut. This page gives short, practical details for visitors and families. You will find the base address, main phone, gate and visitor rules, housing contacts, clinic information, and recreation options.

Base Overview

Official name Naval Submarine Base New London
Military branch United States Navy
Base status Active
Street address 1 Crystal Lake Road, Groton, CT 06349
Main phone number 860-694-3011
Official website Official installation website

Location and Directions

Location Along the east side of the Thames River in Groton and Ledyard, Connecticut.
Primary access Accessible from Interstate 95 via Connecticut Route 12 and Crystal Lake Road.
Gates Gate 1 on Crystal Lake Road is the main gate; Gate 7 handles commercial vehicle inspections.
Gate hours (selected) Gate 1: open 24 hours daily. Gate 7 (commercial): Mon–Fri, 5:30 a.m. to 1:30 p.m.

Visitors should use the main gate and follow installation signs or ask base security for directions when needed.

Visitor Information

Gate access is controlled. Visitors without military or government ID must complete installation access procedures. Drivers should have a REAL ID (where required), valid vehicle registration, and current automobile insurance.

The Pass and ID office is open Monday through Friday, 6:00 a.m. to 4:00 p.m.; phone 860-694-4030. Confirm current access rules and hours before you travel.

Housing and Lodging

The Housing Service Center is in Building 83, Room 148, Dealey Plaza. Call 860-694-3851 or toll free 877-843-5236, or email NewLondon_Housing@us.navy.mil. The base supports privatized family housing. For unaccompanied housing call 860-694-3416, available 24 hours; confirm temporary lodging options before arrival.

Facilities and Services

Fleet & Family Support Center Building 83; phone 860-694-3383 — relocation help, sponsorships, and family support.
Major tenant organizations Naval Submarine School; Submarine Learning Center; Naval Branch Health Clinic; Naval Undersea Medical Institute, and others.
Shopping and support Navy Exchange, commissary, and other installation services are available; check hours and eligibility before visiting.

The installation covers more than 680 acres and supports over 70 tenant commands. Confirm service hours and visitor eligibility before planning a visit.

Schools and Childcare

There are no Department of Defense schools in the Groton area. The School Liaison Program is in Building 83, Room 217; phone 860-694-3772 and is available Monday through Friday, 8:00 a.m. to 4:30 p.m. It helps with school registration, local school options, and military-student transitions.

The Subase Youth Center is at 29 Hickory Drive, Building 905; phone 860-448-6843. Youth programs serve ages 9–12 and teens 13–18 and run weekdays with set hours; check the center for program details.

Medical Services

The Naval Branch Health Clinic is at 1 Wahoo Avenue, Building 449. Clinic phone 860-694-4123; appointments 888-628-9633. The clinic offers primary care for eligible beneficiaries and is open Monday through Friday, 7:30 a.m. to 4:00 p.m. Use emergency services for true emergencies and contact TRICARE or the clinic for urgent-care guidance.

Recreation and Amenities

Morale, Welfare and Recreation (MWR) runs fitness, youth, and family programs. The Subase Youth Center offers arts, sports, and tech programs. Historic Ship Nautilus and the Submarine Force Library and Museum are on base. Confirm program schedules and eligibility before visiting.

Things to Know

  • The base is physically in Groton and parts of Ledyard despite the New London name.
  • Gate access is controlled; expect visitor vetting and vehicle-document checks.
  • Bring proper ID and vehicle papers if you plan to drive onto the installation.
  • Schedules, gate hours, clinic hours, and program availability can change—call ahead.

Frequently Asked Questions

  • How do I enter the base?
    Use the main gate on Crystal Lake Road (Gate 1). Follow signs or ask base security for directions.
  • What ID and vehicle documents do I need?
    Drivers should have a REAL ID (if required), valid vehicle registration, and current automobile insurance. Visitors without ID must complete access procedures.
  • When is Pass and ID open?
    Monday through Friday, 6:00 a.m. to 4:00 p.m. Phone 860-694-4030.
  • Is there medical care on base?
    Yes. The Naval Branch Health Clinic provides primary care for eligible beneficiaries; appointments at 888-628-9633.
  • Are there DoD schools on base?
    No. There are no Department of Defense schools in the Groton area; the School Liaison Program can help with local school options.