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 Low-density area
- $20,625
- Median income Below-median income area
- 5.5%
- Bachelor's or higher Below-average bachelor's attainment
National ZIP placement
Wanblee pairs one of the lowest household incomes in the country, in a rural, mixed-tenure area.
- Lowest
- 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 average South Dakota ZIP), while per-capita income is $8,138. The poverty rate is 54.5%, so the area-level income figures should not be treated as typical household experience. The ACS does not report a median home value for this ZIP, so housing cost context is limited to the available tenure and rent fields.
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 -. No nearby ZIP peer set is available for this delivery area, so the South Dakota and national benchmarks above are the appropriate context for 57577.
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
Who lives in ZIP 57577?
27.8
Median Age
37.7%
Male
62.3%
Female
0.0%
Foreign-Born
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 ZIP avg
$8,138
Per Capita Income
54.5%
Poverty Rate
0.0%
Unemployment Rate
How ZIP 57577 ranks among South Dakota ZIPs
Wanblee, SD household income vs. every South Dakota ZIP code
Median household income among 337 reporting South Dakota ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$20,625 1st percentile higher than 1% of 337 South Dakota ZIPs
Each bar is a $20K-wide band; taller bars hold more South Dakota 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?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
274housing units
274
Total Housing Units
238
Occupied Units
36
Vacant Units
3.95
Avg Household Size
Occupancy Type
$402
Median Rent
1986
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 57577, both outside SD so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (1,211 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Jackson County
Related Areas
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.
Related
Take this with you
What to do with ZIP 57577's numbers, next.
- See how ZIP 57577 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Wanblee, SD ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.