Demographics & People — South Union, South Carolina

Population Overview

Population (Census)	333
Estimated 2026	~900
Median Age	39.8
Total Households	88
Family Households	78
Average Household Size	3.78
Diversity Index	0.0 (relatively homogeneous)

Race & Ethnicity

White	333
Black or African American	0
Asian	0
Hispanic or Latino	0

Heritage & Ancestry

Group	Count
Polish	121
Pennsylvania German	120
Norwegian	68
American	57
Unclassified or not reported	38
Irish	15
Swedish	14
Scottish	10
Welsh	8
English	8

Language

English Only	333
Spanish	0
Population 5+	333

Veterans

Veterans	54
Population 18+	291

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