US5.com
  1. Home
  2. States
  3. South Dakota
  4. ZIP 57231
  5. People & Community
De Smet city, SD

ZIP 57231 — 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 57231

57231 has a population of 1,769 with a median age of 42.1 yrs (51.3% male).

Race & Ethnicity
White
95.0%+54% vs US avg
x
Black
0.0%
x
Asian
0.0%
x
Hispanic
0.2%-99% vs US avg
x
Other / Two+
4.7%
x
Age Groups
0–17
26.3%+19% vs US avg
x
18–64
46.2%-25% vs US avg
x
65+
27.5%+69% vs US avg
x
Education
Less than HS
8.1%-27% vs US avg
x
High school
41.0%+56% vs US avg
x
Some college
24.9%-14% vs US avg
x
Bachelor's+
26.0%-23% vs US avg
x
Marital Status
Married
59.4%+24% vs US avg
x
Never married
21.9%-35% vs US avg
x
Divorced
10.8%+5% vs US avg
x
Widowed / Separated
7.9%
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
7.6%-34% vs US avg
x
Foreign Born
50.0%+260% vs US avg
x
Veterans
6.2%+3% vs US avg
x
Disability
11.4%-15% vs US avg
x
Single Parent
4.5%-45% vs US avg
x
Recent Births
71.4%+1132% vs US avg
x
Top ancestry
GermanNorwegianIrish

Health & Community Indicators in 57231

Poverty Rate
7.6%-34% vs US avg
x
Veterans
6.2%+3% vs US avg
x
Foreign Born
50.0%+260% vs US avg
x
Single Parent
4.5%-45% vs US avg
x
Disability
11.4%-15% vs US avg
x
Uninsured
3.5%-56% vs US avg
x
SNAP Benefits
4.0%-66% vs US avg
x
Private School
0.0%
x
Recent Births
71.4%+1132% vs US avg
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population1,769
Median age42.1
Poverty rate7.6%
Demographics statistics
Demographics
White95.0%
Hispanic0.2%
Black0.0%
Asian0.0%
Foreign-born50.0%