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Glenham town, SD

ZIP 57631 — People & Community

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

Working ClassLow Snow AreaRemote Work Hub

Demographics, education attainment, health access, and community lifestyle

Population & Demographics in 57631

57631 has a population of 365 with a median age of 60.5 yrs (45.5% male).

Race & Ethnicity
White
95.6%+55% vs US avg
x
Black
0.0%
x
Asian
0.0%
x
Hispanic
0.0%
x
Other / Two+
4.4%
x
Age Groups
0–17
4.9%-78% vs US avg
x
18–64
54.3%-12% vs US avg
x
65+
40.8%+150% vs US avg
x
Education
Less than HS
2.5%-78% vs US avg
x
High school
42.2%+61% vs US avg
x
Some college
34.4%+19% vs US avg
x
Bachelor's+
20.9%-38% vs US avg
x
Marital Status
Married
74.7%+55% vs US avg
x
Never married
8.2%-76% vs US avg
x
Divorced
9.3%-10% vs US avg
x
Widowed / Separated
7.9%
x
Diversity Index
8/100

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

Social & household profile

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

Poverty Rate
4.4%-62% vs US avg
x
Veterans
7.2%+20% vs US avg
x
Disability
12.1%-10% vs US avg
x
Single Parent
3.6%-56% vs US avg
x
Recent Births
0.0%
x
Top ancestry
GermanRussianNorwegian

Health & Community Indicators in 57631

Poverty Rate
4.4%-62% vs US avg
x
Veterans
7.2%+20% vs US avg
x
Single Parent
3.6%-56% vs US avg
x
Disability
12.1%-10% vs US avg
x
Uninsured
12.6%+57% vs US avg
x
SNAP Benefits
1.0%-92% vs US avg
x
Private School
0.0%
x
Recent Births
0.0%
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population365
Median age60.5
Poverty rate4.4%
Demographics statistics
Demographics
White95.6%
Hispanic0.0%
Black0.0%
Asian0.0%