Groton Population

2011–2026

532

2026 projection

6.5% since 2020 (decrease)

010020030040050060020122014201620182020202220242026

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Groton. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
2026532+61.14%
2025526+121.16%
2023514-6210.76%
2022576-193.19%
2021595+264.57%
2020569+16741.54%
2019402+184.69%
2018384-6915.23%
2017453+307.09%
2016423-92.08%

Showing 10 of 15 years.

Groton Demographics

31.2median age

Median age

Female36.4 yrs
Male30.1 yrs

Adults

368
54 seniors · 15%314 other adults

Sex

Female 52.6% · 226Male 47.4% · 204

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 4 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Groton Income

$72,917median household income

Median household income

$72,917

Half of households earn more, half earn less

Median earnings

$48,902

Typical yearly pay for a worker 25 or older.

Poverty rate

14.7%

About 1 in 7 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Groton Marital Status

50% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married50%55%46%
Never married35%40%32%
Divorced11%5%15%
Widowed4%0%7%
Separated0%0%0%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201