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Neighborhood report

Groton, CT

Founded 1705Southeastern Connecticut Planning Region
Population
9,343
Median home
$278,900
Public schools
7
Sex offenders
2

Overview

About Groton

With about 9,343 residents, Groton is one of Connecticut's notable places. Groton was founded in 1705 and sits in Southeastern Connecticut Planning Region. The median age is 38.6 and the median household income is $69,811. Homes carry a median value of $278,900, and about 41% of residents own where they live. White residents make up the largest share of the population (62.2%). Around 35% of adults hold a bachelor's degree or higher, and the typical commute runs about 18 minutes.

Source: U.S. Census Bureau, American Community Survey (5-year).

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Who lives here

Demographics

Population
9,343
Median age
38.6
Median household income
$69,811
Per-capita income
$42,438
Poverty rate
19.5%
High-school grad or higher
91.3%
Bachelor's degree or higher
34.7%
Unemployment
6.4%
Avg. commute
17.7 min
Work from home
4.4%
Residents by race & ethnicity
White62.2%
Hispanic or Latino16%
Black9%
Asian5.4%
Workforce by occupation
Management, business, science & arts45.1%
Service21.7%
Sales & office18.9%
Production, transportation & material moving8%
Natural resources, construction & maintenance6.3%

Source: U.S. Census Bureau, American Community Survey (5-year).

Housing

Property report

Median home value
$278,900
Median gross rent
$1,179/mo
Owner-occupied
41.3%
Median year built
1968
Households
4,695
Avg. household size
1.99

Area-level figures. Source: U.S. Census Bureau, ACS (5-year). Parcel-level records coming next.

Education

Schools

Groton has 7 public schools — 3 elementary, 1 middle, 3 high.

Ella T. Grasso Technical High SchoolHighGrades 9–12
Marine Science Magnet High SchoolHighGrades 9–12
Robert E. Fitch High SchoolHighGrades 9–12
Groton Middle SchoolMiddleGrades 6–8
Catherine Kolnaski Magnet SchoolElementary
Charles Barnum Magnet SchoolElementaryGrades -1–5
Thames River Magnet SchoolElementaryGrades -1–5

Public schools + grade-8 proficiency. Source: U.S. Dept. of Education (NCES directory + EDFacts assessments), via Urban Institute.

Safety

Crime

violent crime53% below national
Groton182
Connecticut154
United States386
↑ 2% higher than 2019
2019–2023
property crime67% below national
Groton642
Connecticut1,580
United States1,952
↓ 44% lower than 2019
2019–2023

Rate per 100,000 residents/year, Groton Police Department, 2023. Source: FBI UCR/NIBRS (Crime Data Explorer).

Environment

Environmental hazards

Toxic-release sites and regulated facilities in and around Groton.

Data source being added: U.S. EPA — Toxics Release Inventory (public). We show real, sourced figures only — never estimates.

Risk

Natural disaster risk

Flood, wildfire, tornado, earthquake and other hazard risk for Groton's county.

Data source being added: FEMA National Risk Index (public). We show real, sourced figures only — never estimates.

Context

Neighborhood info

Groton was founded in 1705 and sits in Southeastern Connecticut Planning Region.

Population trend
43K7K9,34320102024
Map of Groton
Groton, CT
Where Groton is
BridgeportStamfordNew HavenHartfordWaterburyNorwalkGroton
Historic places

4 on the National Register of Historic Places, incl. 1 National Historic Landmark.

U.S.S. NAUTILUS (submarine)Smith, Jabez, HouseYeomans, Edward, HouseAvery Point Lighthouse
Notable people from Groton
Pierre J. ThuotSilas DeaneJohn LedyardJames Y. SmithElisha HaleyEddie LucasRon AtheyNelson TiftCosta DillonAsa Whitney
People searches in Groton
Michael SmithJohn SmithJames SmithDavid SmithRobert SmithMichael JohnsonJohn JohnsonJames JohnsonMichael WilliamsWilliam SmithDavid JohnsonRobert JohnsonJohn WilliamsMichael BrownMichael JonesJames WilliamsDavid WilliamsJohn BrownRobert WilliamsJohn JonesWilliam JohnsonMary SmithJames BrownJames Jones
Nearby cities
New London (2 mi)Groton Long Point (3 mi)Stonington (9 mi)Norwich (15 mi)Fenwick (15 mi)Jewett (20 mi)

Registered sex offenders in Groton, CT (2)

Public sex-offender registry records for Groton, Connecticut.

Kenneth Jr Adams, 56
Groton · 06340
AKA Kenneth L Adams
Joseph Edward Johnson, 44
Groton · New London County · 06340
AKA Joseph E Johnson, Joseph Johnson

Source: Dru Sjodin National Sex Offender Public Website (NSOPW) and state registries. Public record. This information is provided for public awareness. Using it to harass, threaten, or discriminate against any registrant, or for any purpose prohibited by law, is illegal. Verify against the official registry record before relying on it.

Common questions

Groton — frequently asked

What is the population of Groton, Connecticut?
Groton has a population of about 9,343, according to the U.S. Census Bureau's American Community Survey (5-year).
What is the average home value in Groton?
The median home value in Groton is $278,900, and the median gross rent is $1,179/month (U.S. Census ACS).
Is Groton safe? What is the crime rate?
Groton Police Department reported a violent-crime rate of about 182 per 100,000 residents in 2023 — lower than the U.S. rate of 386. Source: FBI UCR/NIBRS.
How many schools are in Groton?
Groton has 7 public schools (3 elementary, 1 middle, 3 high). Source: U.S. Dept. of Education, NCES.
How many registered sex offenders are in Groton?
Public registry data lists 2 registered sex offenders in or near Groton. This is neighborhood-safety information from the public state registry.
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