Groton, CT
Demographics And Statistics

Demographics | Crime | Cost Of Living
Updated: 2025-10-25

Living In Groton, Connecticut Summary

Life in Groton research summary. HomeSnacks has been using Saturday Night Science to research the quality of life in Groton over the past nine years using Census, FBI, Zillow, and other primary data sources. Based on the most recently available data, we found the following about life in Groton:

  • The population in Groton is 9,343.

  • The median home value in Groton is $417,500.

  • The median income in Groton is $69,811.

  • The cost of living in Groton is 111 which is 1.1x higher than the national average.

  • The median rent in Groton is $1,179.

  • The unemployment rate in Groton is 6.4%.

  • The poverty rate in Groton is 19.5%.

  • The average high in Groton is 60.2° and the average low is 40.4°.

Groton SnackAbility

8
Overall SnackAbility
Jobs
6/10
Housing
8
Affordability
5
Diversity
9.5
Safety
7
Amenities
8.5
Education
8
Commute
9

Groton, CT Crime Report

Crime in Groton summary. We use data from the FBI to determine the crime rates in Groton. Key points include:

  • There were 81 total crimes in Groton in the last reporting year.

  • The overall crime rate per 100,000 people in Groton is 872.7 / 100k people.

  • The violent crime rate per 100,000 people in Groton is 193.9 / 100k people.

  • The property crime rate per 100,000 people in Groton is 678.7 / 100k people.

  • Overall, crime in Groton is -58.82% below the national average.

81
Total Crimes
-58.82%
Below National Average

Crime In Groton Comparison Table

Statistic Count
Raw
Groton
/ 100k People
Connecticut
/ 100k People
National
/ 100k People
Total Crimes Per 100K 81 872.7 1,502.1 2,119.2
Violent Crime 18 193.9 136.0 359.0
Murder 0 0.0 2.4 5.0
Robbery 0 0.0 38.1 61.0
Aggravated Assault 13 140.1 77.5 256.0
Property Crime 63 678.7 1,366.1 1,760.0
Burglary 6 64.6 117.3 229.0
Larceny 44 474.0 1,013.7 1,272.0
Car Theft 13 140.1 235.0 259.0

Groton, CT Cost Of Living

Cost of living in Groton summary. We use data on the cost of living to determine how expensive it is to live in Groton. Real estate prices drive most of the variance in cost of living around Connecticut. Key points include:

  • The cost of living in Groton is 111 with 100 being average.

  • The cost of living in Groton is 1.1x higher than the national average.

  • The median home value in Groton is $417,500.

  • The median income in Groton is $69,811.

111
Groton's Overall Cost Of Living
1.1x
Higher Than The National Average

Cost Of Living In Groton Comparison Table

Living Expense Groton Connecticut National Average
Overall 111 119 100
Services 109 109 100
Groceries 103 100 100
Health 104 110 100
Housing 115 137 100
Transportation 97 101 100
Utilities 128 131 100

Groton, CT Weather

  • The average high in Groton is 60.2° and the average low is 40.4°.

  • There are 80.1 days of precipitation each year.

  • Expect an average of 48.8 inches of precipitation each year with 28.5 inches of snow.

StatGroton
Average Annual High60.2
Average Annual Low40.4
Annual Precipitation Days80.1
Average Annual Precipitation48.8
Average Annual Snowfall28.5
60.2°
Average High
80.1
Days of Rain

Groton, CT Photos

Uss Nautilus Ssn
Source: Wikipedia User Victor-ny | CC BY-SA 3.0
Mystictown
Source: Public Domain
Groton Ct Lg
Source: Public Domain
Fleet Boat Under Constructionc Groton Archives
Source: Public Domain
Postcardthegriswoldgrotonct
Source: Public Domain

Rankings for Groton in Connecticut

Locations Around Groton

Map Of Groton, CT

Best Places Around Groton

Groton Demographics And Statistics

Population over time in Groton

The current population in Groton is 9,343. The population has decreased -8.6% from 2010.

Year Population % Change
2023 9,343 -0.2%
2022 9,364 0.3%
2021 9,333 3.7%
2020 8,999 -0.3%
2019 9,030 -0.9%
2018 9,109 -0.8%
2017 9,184 -0.6%
2016 9,240 -0.7%
2015 9,305 -0.5%
2014 9,348 -2.3%
2013 9,569 -1.7%
2012 9,734 -5.5%
2011 10,305 0.8%
2010 10,225 -

Race / Ethnicity in Groton

White
62.2% (5,810)
African American
9.0% (842)
American Indian
0.2% (17)
Asian
5.4% (509)
Hawaiian
0.0% (0)
Other
0.7% (68)
Two Or More
6.4% (602)
Hispanic
16.0% (1,495)

Groton is:

  • 62.2% White with 5,810 White residents.

  • 9.0% African American with 842 African American residents.

  • 0.2% American Indian with 17 American Indian residents.

  • 5.4% Asian with 509 Asian residents.

  • 0.0% Hawaiian with 0 Hawaiian residents.

  • 0.7% Other with 68 Other residents.

  • 6.4% Two Or More with 602 Two Or More residents.

  • 16.0% Hispanic with 1,495 Hispanic residents.

Race Groton CT USA
White 62.2% 63.0% 58.2%
African American 9.0% 9.9% 12.0%
American Indian 0.2% 0.1% 0.5%
Asian 5.4% 4.7% 5.7%
Hawaiian 0.0% 0.0% 0.2%
Other 0.7% 0.7% 0.5%
Two Or More 6.4% 3.8% 3.9%
Hispanic 16.0% 17.8% 19.0%

Gender in Groton

Female
47.8% (4,468)
Male
52.2% (4,874)
  • Groton is 47.8% female with 4,468 female residents.

  • Groton is 52.2% male with 4,874 male residents.

Gender Groton CT USA
Female 47.8% 50.9% 50.5%
Male 52.2% 49.1% 49.5%

Highest level of educational attainment in Groton for adults over 25

  • 3.0% of adults in Groton completed < 9th grade.

  • 6.0% of adults in Groton completed 9-12th grade.

  • 26.0% of adults in Groton completed high school / ged.

  • 24.0% of adults in Groton completed some college.

  • 7.0% of adults in Groton completed associate's degree.

  • 24.0% of adults in Groton completed bachelor's degree.

  • 7.0% of adults in Groton completed master's degree.

  • 2.0% of adults in Groton completed professional degree.

  • 1.0% of adults in Groton completed doctorate degree.

< 9th Grade
3.0% (280)
9-12th Grade
6.0% (560)
High School / GED
26.0% (2,429)
Some College
24.0% (2,242)
Associate's Degree
7.0% (654)
Bachelor's Degree
24.0% (2,242)
Master's Degree
7.0% (654)
Professional Degree
2.0% (186)
Doctorate Degree
1.0% (93)
Education Groton CT USA
< 9th Grade 3.0% 3.0% 5.0%
9-12th Grade 6.0% 5.0% 6.0%
High School / GED 26.0% 26.0% 26.0%
Some College 24.0% 16.0% 19.0%
Associate's Degree 7.0% 8.0% 9.0%
Bachelor's Degree 24.0% 23.0% 21.0%
Master's Degree 7.0% 14.0% 10.0%
Professional Degree 2.0% 3.0% 2.0%
Doctorate Degree 1.0% 2.0% 2.0%

Household Income For Groton, Connecticut

  • 8.3% of households in Groton earn Less than $10,000.

  • 4.2% of households in Groton earn $10,000 to $14,999.

  • 10.2% of households in Groton earn $15,000 to $24,999.

  • 6.8% of households in Groton earn $25,000 to $34,999.

  • 11.4% of households in Groton earn $35,000 to $49,999.

  • 13.3% of households in Groton earn $50,000 to $74,999.

  • 18.7% of households in Groton earn $75,000 to $99,999.

  • 11.1% of households in Groton earn $100,000 to $149,999.

  • 6.1% of households in Groton earn $150,000 to $199,999.

  • 9.7% of households in Groton earn $200,000 or more.

Less than $10,000
8.3% (78,007)
$10,000 to $14,999
4.2% (39,600)
$15,000 to $24,999
10.2% (95,519)
$25,000 to $34,999
6.8% (63,480)
$35,000 to $49,999
11.4% (106,862)
$50,000 to $74,999
13.3% (123,976)
$75,000 to $99,999
18.7% (175,119)
$100,000 to $149,999
11.1% (104,076)
$150,000 to $199,999
6.1% (56,913)
$200,000 or more
9.7% (90,743)
Income Groton CT USA
Less than $10,000 8.3% 4.4% 4.9%
$10,000 to $14,999 4.2% 3.2% 3.6%
$15,000 to $24,999 10.2% 5.6% 6.6%
$25,000 to $34,999 6.8% 5.6% 6.8%
$35,000 to $49,999 11.4% 8.6% 10.4%
$50,000 to $74,999 13.3% 13.4% 15.7%
$75,000 to $99,999 18.7% 12.0% 12.7%
$100,000 to $149,999 11.1% 17.8% 17.4%
$150,000 to $199,999 6.1% 11.2% 9.3%
$200,000 or more 9.7% 18.2% 12.6%

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