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Oglala CDP, SD

ZIP 57764 — People & Community

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

Working ClassLow Snow Area

Demographics, education attainment, health access, and community lifestyle

Population & Demographics in 57764

57764 has a population of 2,241 with a median age of 27.8 yrs (53.3% male).

Race & Ethnicity
White
0.9%-98% vs US avg
x
Black
0.0%
x
Asian
0.0%
x
Hispanic
1.3%-93% vs US avg
x
Other / Two+
97.8%
x
Age Groups
0–17
32.3%+47% vs US avg
x
18–64
63.4%+3% vs US avg
x
65+
4.3%-73% vs US avg
x
Education
Less than HS
20.3%+83% vs US avg
x
High school
38.5%+47% vs US avg
x
Some college
29.1%+1% vs US avg
x
Bachelor's+
12.1%-64% vs US avg
x
Marital Status
Married
21.1%-56% vs US avg
x
Never married
63.8%+89% vs US avg
x
Divorced
11.8%+15% vs US avg
x
Widowed / Separated
3.2%
x
Diversity Index
4/100

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

Social & household profile

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

Poverty Rate
45.8%+299% vs US avg
x
Veterans
7.2%+20% vs US avg
x
Disability
6.1%-54% vs US avg
x
Single Parent
14.4%+78% vs US avg
x
Recent Births
0.0%
x
Top ancestry
Ukrainian

Health & Community Indicators in 57764

Poverty Rate
45.8%+299% vs US avg
x
Veterans
7.2%+20% vs US avg
x
Single Parent
14.4%+78% vs US avg
x
Disability
6.1%-54% vs US avg
x
Uninsured
51.7%+547% vs US avg
x
SNAP Benefits
49.1%+320% 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
Population2,241
Median age27.8
Poverty rate45.8%
Demographics statistics
Demographics
White0.9%
Hispanic1.3%
Black0.0%
Asian0.0%