Demographics & People — Siasconset, Massachusetts

Population Overview

Population (Census)	191
Estimated 2026	~200
Median Age	76.0
Total Households	106
Family Households	83
Average Household Size	1.72
Diversity Index	N/A (N/A)

Race & Ethnicity

White	185
Black or African American	0
Asian	3
Hispanic or Latino	0

Heritage & Ancestry

Group	Count
Irish	44
English	42
Canadian	34
Unclassified or not reported	22
Scotch-Irish	7
Danish	5
German	5
Italian	3
American	1
Other groups	1

Language

English Only	189
Spanish	0
Population 5+	191

Veterans

Veterans	0
Population 18+	115

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