Demographics & People — Groton, Massachusetts

Population Overview

Population (Census)	1,571
Estimated 2026	~700
Median Age	44.1
Total Households	390
Family Households	264
Average Household Size	3.46
Diversity Index	N/A (N/A)

Race & Ethnicity

White	1,338
Black or African American	57
Asian	42
Hispanic or Latino	90

Heritage & Ancestry

Group	Count
Unclassified or not reported	689
English	307
German	173
Other groups	132
Irish	125
Italian	89
French (except Basque)	88
Hispanic: Hispanic or Latino	87
Hispanic: Puerto Rican	75
Swedish	37

Language

English Only	1,360
Spanish	36
Population 5+	1,528

Veterans

Veterans	16
Population 18+	1,131

Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013 (county fallback). Data for Groton, Massachusetts.