US Census Data

ZIP 57770 vs ZIP 57780

A side-by-side comparison of ZIP Code 57770 and ZIP Code 57780: population, income, housing, and more.

ZIP 57770 and ZIP 57780 are ZIP Code areas in South Dakota. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 57770 has the higher population (5,384 vs 84 in ZIP 57780). ZIP 57770 has the higher median household income ($53,988 vs $40,536 in ZIP 57780). Since 2019, ZIP 57780's population has grown faster (+110.0% vs -13.8%).

Population, income & housing

ZIP 57770ZIP 57780
Population5,38484
Median age25.7 yrs57.8 yrs
Median household income$53,988$40,536
Median home value$54,200
Median gross rent$633
Housing units1,26870
Homeownership rate56.3%66.1%
Bachelor's degree or higher9.3%10.0%
Unemployment rate9.3%0.0%

Trends (ACS 5-year, 2019–2023)

ZIP 57770ZIP 57780
Population6,248 → 5,384 (-13.8%)40 → 84 (+110.0%)
Median household income$43,333 → $53,988 (+24.6%)$86,667 → $40,536 (-53.2%)
Median home value$42,300 → $54,200 (+28.1%)$181,300 → $9,999 (-94.5%)
Median gross rent$513 → $633 (+23.4%)

ZIP 57770

Population
6,2485,384
Median household income
$43,333$53,988
Median home value
$42,300$54,200
Median gross rent
$513$633

ZIP 57780

Population
4084
Median household income
$86,667$40,536
Median home value
$181,300$9,999

Age & race/ethnicity

Age distribution (share)

ZIP 57770ZIP 57780
Under 58.8%0.0%
5 to 1729.1%4.8%
18 to 2411.7%0.0%
25 to 3410.1%0.0%
35 to 4413.4%3.6%
45 to 549.3%2.4%
55 to 648.7%75.0%
65 to 745.8%9.5%
75 and over3.1%4.8%

Race & ethnicity (share)

ZIP 57770ZIP 57780
White (non-Hispanic)12.1%97.6%
Black or African American0.0%0.0%
American Indian & Alaska Native86.4%2.4%
Asian0.0%0.0%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.0%0.0%
Two or more races0.6%0.0%
Hispanic or Latino0.9%0.0%

Educational attainment (age 25+)

Share of adults 25+

ZIP 57770ZIP 57780
No high school diploma13.4%5.0%
High school graduate42.6%67.5%
Some college or associate's34.7%17.5%
Bachelor's degree5.1%10.0%
Graduate or professional degree4.2%0.0%

Commute to work

How workers get to work (share)

ZIP 57770ZIP 57780
Drove alone70.1%86.4%
Carpooled15.7%0.0%
Public transit0.0%0.0%
Walked7.8%0.0%
Bicycle0.0%0.0%
Worked from home2.3%0.0%
Other means4.2%13.6%

Housing

Units in structure (share)

ZIP 57770ZIP 57780
1-unit, detached61.0%90.0%
1-unit, attached3.7%0.0%
2 to 4 units1.9%0.0%
5 to 19 units3.5%0.0%
20 or more units0.0%0.0%
Mobile home & other29.9%10.0%

Poverty & households

ZIP 57770ZIP 57780
Poverty rate29.0%35.7%
Average household size5.041.50
Mean commute (minutes)1132
Median year structure built19851956

Full profiles

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