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Spencer city, SD

ZIP 57374 — People & Community

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Middle ClassLow Snow Area

Demographics, education attainment, health access, and community lifestyle

Population & Demographics in 57374

57374 has a population of 318 with a median age of 41.7 yrs (54.7% male).

Race & Ethnicity
White
95.3%+55% vs US avg
x
Black
0.0%
x
Asian
0.0%
x
Hispanic
0.6%-97% vs US avg
x
Other / Two+
4.1%
x
Age Groups
0–17
31.1%+42% vs US avg
x
18–64
50.0%-19% vs US avg
x
65+
18.9%+16% vs US avg
x
Education
Less than HS
3.0%-73% vs US avg
x
High school
36.7%+40% vs US avg
x
Some college
34.7%+20% vs US avg
x
Bachelor's+
25.6%-24% vs US avg
x
Marital Status
Married
70.7%+47% vs US avg
x
Never married
14.1%-58% vs US avg
x
Divorced
8.7%-16% vs US avg
x
Widowed / Separated
6.6%
x
Diversity Index
9/100

Higher = more diverse (Simpson index from race/ethnicity)

Social & household profile

Poverty, nativity, veterans, disability, family structure, and births (ACS).

Poverty Rate
0.0%
x
Foreign Born
100.0%+619% vs US avg
x
Veterans
13.2%+121% vs US avg
x
Disability
19.8%+48% vs US avg
x
Single Parent
2.2%-73% vs US avg
x
Recent Births
14.3%+146% vs US avg
x
Top ancestry
GermanIrishSwedish

Health & Community Indicators in 57374

Poverty Rate
0.0%
x
Veterans
13.2%+121% vs US avg
x
Foreign Born
100.0%+619% vs US avg
x
Single Parent
2.2%-73% vs US avg
x
Disability
19.8%+48% vs US avg
x
Uninsured
6.0%-25% vs US avg
x
SNAP Benefits
4.2%-64% vs US avg
x
Private School
0.0%
x
Recent Births
14.3%+146% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population318
Median age41.7
Poverty rate0.0%
Demographics statistics
Demographics
White95.3%
Hispanic0.6%
Black0.0%
Asian0.0%
Foreign-born100.0%