PlainZIP

Wanblee, SD · standard

ZIP Code 57577

Jackson County, South Dakota - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

1,211
2/sq mi
$20,625
Median income
5.5%
Bachelor's or higher

The verdict

Wanblee pairs one of the lowest household incomes in the country, in a rural, mixed-tenure area.

0th pct
household income, US ZIPs
2
people per sq mi
49%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 57577 against every reporting US ZIP.

ZIP code 57577 is a sparsely populated ZIP (a standard USPS delivery area) in Wanblee, Jackson County, South Dakota, home to just 1,211 residents across 605.5 square miles, a density of 2 people per square mile, in the Denver time zone.

ZIP 57577 sits on the lower end of the income spectrum: median household income is $20,625 (73% below the South Dakota average), while per-capita income is $8,138. 54.5% of residents live below the poverty line, and the unemployment rate reads 0.0%. On housing, the median home value is - with median rent at $402 per month, and 49.2% of occupied units are owner-occupied.

Formal educational attainment runs low here: just 5.5% of adults hold a bachelor's degree or higher, the median age is 27.8, and the average commute is -. Compare these figures to the South Dakota and national benchmarks above rather than reading 57577's numbers in isolation.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 57577, Wanblee, SD · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

1,211

Population

605.5

Area (sq mi)

2

People / sq mi

Denver

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 57577?

27.8

Median Age

37.7%

Male

62.3%

Female

0.0%

Foreign-Born

White 3.7%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 95.1%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 1.2%
Hispanic or Latino 0.0%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$20,625

Median Household Income

-73% vs state

$8,138

Per Capita Income

54.5%

Poverty Rate

0.0%

Unemployment Rate

How ZIP 57577 ranks nationally

Wanblee, SD household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$20,625 0th percentile higher than 0% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). This entry sits in this band. $40,000–$60,000: 7,092 US ZIPs (23%). Above this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Above this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 61.4%
Bachelor's Degree or Higher 5.5%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

274

Total Housing Units

238

Occupied Units

36

Vacant Units

3.95

Avg Household Size

Occupancy Type

Owner 49.2%
Renter 50.8%

$402

Median Rent

1986

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

More ZIP Codes in Jackson County

57543 standard
Kadoka, SD
Pop: 870
57750 standard
Interior, SD
Pop: 295
57521 standard
Belvidere, SD
Pop: 167
57547 standard
Long Valley, SD
Pop: 139

Related Areas

Jackson County Wanblee, SD South Dakota

Frequently Asked Questions

What county is ZIP code 57577 in? ▼
ZIP code 57577 (Wanblee) is located in Jackson County, South Dakota. Jackson County contains multiple ZIP codes, see the full list at /counties/jackson-sd.
What is the population of ZIP code 57577? ▼
ZIP code 57577 in Wanblee, SD has a population of 1,211 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 57577? ▼
The median household income in ZIP 57577 is $20,625, which is 73% below the national average of $76,288.
What is the demographic makeup of ZIP 57577? ▼
The largest racial group in ZIP 57577 is American Indian or Alaska Native at 95.1%.
What is the education level in ZIP code 57577? ▼
In ZIP code 57577, 61.4% of residents aged 25+ have a high school diploma or higher, and 5.5% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 57577? ▼
In ZIP code 57577, approximately 49.2% of occupied housing units are owner-occupied and 50.8% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 57577? ▼
The poverty rate in ZIP code 57577 is 54.5% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.