Groton vs New London

A side-by-side comparison of Groton and New London: population, income, housing, and more.

Groton and New London are places in Connecticut. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

New London has the higher population (27,199 vs 9,343 in Groton). Groton has the higher median household income ($69,811 vs $60,123 in New London). Groton has the higher median home value ($278,900 vs $234,800 in New London).

Population, income & housing

	Groton	New London
Population	9,343	27,199
Median age	38.6 yrs	35.1 yrs
Median household income	$69,811	$60,123
Median home value	$278,900	$234,800
Median gross rent	$1,179	$1,303
Housing units	5,193	12,514
Homeownership rate	41.3%	40.1%
Bachelor's degree or higher	34.7%	28.9%
Unemployment rate	6.4%	7.3%

Trends (ACS 5-year, 2019–2023)

	Groton	New London
Population	9,030 → 9,343 (+3.5%)	26,966 → 27,199 (+0.9%)
Median household income	$52,859 → $69,811 (+32.1%)	$46,298 → $60,123 (+29.9%)
Median home value	$221,800 → $278,900 (+25.7%)	$181,900 → $234,800 (+29.1%)
Median gross rent	$1,014 → $1,179 (+16.3%)	$987 → $1,303 (+32.0%)

Groton

Population

9,0309,343

Median household income

$52,859$69,811

Median home value

$221,800$278,900

Median gross rent

$1,014$1,179

New London

Population

26,96627,199

Median household income

$46,298$60,123

Median home value

$181,900$234,800

Median gross rent

$987$1,303

Age & race/ethnicity

Age distribution (share)

	Groton	New London
Under 5	3.3%	5.0%
5 to 17	12.2%	12.6%
18 to 24	11.5%	18.0%
25 to 34	19.6%	14.2%
35 to 44	9.7%	13.7%
45 to 54	8.7%	9.5%
55 to 64	19.4%	12.6%
65 to 74	8.8%	8.9%
75 and over	6.8%	5.5%

Race & ethnicity (share)

	Groton	New London
White (non-Hispanic)	62.2%	44.8%
Black or African American	9.0%	13.5%
American Indian & Alaska Native	0.2%	0.1%
Asian	5.4%	2.3%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.7%	0.7%
Two or more races	6.4%	4.2%
Hispanic or Latino	16.0%	34.4%

Educational attainment (age 25+)

Share of adults 25+

	Groton	New London
No high school diploma	8.7%	12.0%
High school graduate	26.1%	29.5%
Some college or associate's	30.6%	29.5%
Bachelor's degree	24.4%	16.5%
Graduate or professional degree	10.3%	12.5%

Commute to work

How workers get to work (share)

	Groton	New London
Drove alone	71.0%	67.7%
Carpooled	7.2%	7.7%
Public transit	2.6%	4.7%
Walked	13.7%	7.6%
Bicycle	0.3%	0.3%
Worked from home	4.4%	11.0%
Other means	0.8%	1.0%

Housing

Units in structure (share)

	Groton	New London
1-unit, detached	38.5%	32.8%
1-unit, attached	4.1%	3.0%
2 to 4 units	27.4%	29.8%
5 to 19 units	16.4%	17.6%
20 or more units	13.3%	16.4%
Mobile home & other	0.3%	0.4%

Poverty & households

	Groton	New London
Poverty rate	19.5%	21.0%
Average household size	1.99	2.07
Mean commute (minutes)	18	20
Median year structure built	1968	1947