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Alpena town, SD

ZIP 57312 — 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 57312

57312 has a population of 619 with a median age of 40.8 yrs (48.5% male).

Race & Ethnicity
White
81.1%+32% vs US avg
x
Black
0.0%
x
Asian
0.0%
x
Hispanic
19.2%+3% vs US avg
x
Age Groups
0–17
28.3%+28% vs US avg
x
18–64
54.4%-12% vs US avg
x
65+
17.3%+6% vs US avg
x
Education
Less than HS
7.3%-34% vs US avg
x
High school
49.3%+88% vs US avg
x
Some college
38.1%+32% vs US avg
x
Bachelor's+
5.2%-85% vs US avg
x
Marital Status
Married
79.1%+64% vs US avg
x
Never married
11.7%-65% vs US avg
x
Divorced
7.5%-28% vs US avg
x
Widowed / Separated
1.7%
x
Diversity Index
31/100

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

Social & household profile

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

Poverty Rate
17.2%+50% vs US avg
x
Foreign Born
8.1%-42% vs US avg
x
Veterans
5.2%-14% vs US avg
x
Disability
9.8%-26% vs US avg
x
Single Parent
3.9%-52% vs US avg
x
Top ancestry
GermanNorwegianIrish

Health & Community Indicators in 57312

Poverty Rate
17.2%+50% vs US avg
x
Veterans
5.2%-14% vs US avg
x
Foreign Born
8.1%-42% vs US avg
x
Single Parent
3.9%-52% vs US avg
x
Disability
9.8%-26% vs US avg
x
Uninsured
7.0%-13% vs US avg
x
SNAP Benefits
2.8%-76% vs US avg
x
Private School
0.3%-97% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population619
Median age40.8
Poverty rate17.2%
Demographics statistics
Demographics
White81.1%
Hispanic19.2%
Black0.0%
Asian0.0%
Foreign-born8.1%