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Groton city, SD

ZIP 57445 — 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 57445

57445 has a population of 2,033 with a median age of 37.3 yrs (53.5% male).

Race & Ethnicity
White
91.4%+48% vs US avg
x
Black
0.0%
x
Asian
2.1%-64% vs US avg
x
Hispanic
5.1%-73% vs US avg
x
Other / Two+
1.3%
x
Age Groups
0–17
26.3%+20% vs US avg
x
18–64
54.4%-12% vs US avg
x
65+
19.3%+18% vs US avg
x
Education
Less than HS
4.5%-60% vs US avg
x
High school
30.5%+17% vs US avg
x
Some college
37.9%+31% vs US avg
x
Bachelor's+
27.1%-20% vs US avg
x
Marital Status
Married
56.7%+18% vs US avg
x
Never married
22.0%-35% vs US avg
x
Divorced
11.3%+10% vs US avg
x
Widowed / Separated
10.0%
x
Diversity Index
16/100

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

Social & household profile

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

Poverty Rate
3.4%-70% vs US avg
x
Foreign Born
69.2%+397% vs US avg
x
Veterans
7.1%+18% vs US avg
x
Disability
13.0%-3% vs US avg
x
Single Parent
3.2%-60% vs US avg
x
Top ancestry
GermanNorwegianEnglish

Health & Community Indicators in 57445

Poverty Rate
3.4%-70% vs US avg
x
Veterans
7.1%+18% vs US avg
x
Foreign Born
69.2%+397% vs US avg
x
Single Parent
3.2%-60% vs US avg
x
Disability
13.0%-3% vs US avg
x
Uninsured
6.8%-15% vs US avg
x
SNAP Benefits
3.1%-74% vs US avg
x
Private School
0.0%
x
Smartphone Only
0.0%
x

People & Community key statistics

Population statistics
Population
Population2,033
Median age37.3
Poverty rate3.4%
Demographics statistics
Demographics
White91.4%
Hispanic5.1%
Black0.0%
Asian2.1%
Foreign-born69.2%