57421 vs 57430 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 57421, Orange = ZIP 57430.
Quick verdict: ZIP 57421 is lower poverty rate, lower unemployment, more educated, higher work-from-home share. ZIP 57430 is wealthier, more diverse.
Quick Facts
ZIP 57421
SD
View full profile →- Population75
- Median Income$0
- Median Home Value—
- Median Rent—
- Median Age16.3 yrs
- Poverty Rate0.0%
ZIP 57430
Westwood Colony CDP, SD
View full profile →- Population1,916
- Median Income$71,563
- Median Home Value$118k
- Median Rent$680
- Median Age47.4 yrs
- Poverty Rate9.7%
Visual comparison (same scale)
Population
751,916
Median Income
$0$71,563
Median Home Value
—$118k
Median Rent
—$680
Median Age
16.3 yrs47.4 yrs
Poverty Rate
0.0%9.7%
Demographics
ZIP 57421
SD
View full profile →- White %100.0%
- Black %0.0%
- Asian %0.0%
- Hispanic %0.0%
- Age 0–17 %61.3%
- Age 18–64 %34.7%
- Age 65+ %4.0%
- Bachelor's+ %93.1%
- Diversity Index0/100
ZIP 57430
Westwood Colony CDP, SD
View full profile →- White %92.5%
- Black %0.2%
- Asian %0.0%
- Hispanic %2.8%
- Age 0–17 %18.1%
- Age 18–64 %56.7%
- Age 65+ %25.2%
- Bachelor's+ %19.5%
- Diversity Index14/100
Visual comparison (same scale)
White %
100.0%92.5%
Black %
0.0%0.2%
Asian %
0.0%0.0%
Hispanic %
0.0%2.8%
Age 0–17 %
61.3%18.1%
Age 18–64 %
34.7%56.7%
Age 65+ %
4.0%25.2%
Bachelor's+ %
93.1%19.5%
Diversity Index
0/10014/100
Economy
ZIP 57421
SD
View full profile →- Median Income$0
- Unemployment %0.0%
- IRS Net Migration+5
- Work From Home %54.2%
- Mean Commute (min)11 min
ZIP 57430
Westwood Colony CDP, SD
View full profile →- Median Income$71,563
- Unemployment %0.6%
- IRS Net Migration+118
- Work From Home %0.8%
- Mean Commute (min)—
Visual comparison (same scale)
Median Income
$0$71,563
Unemployment %
0.0%0.6%
IRS Net Migration
+5+118
Work From Home %
54.2%0.8%
Mean Commute (min)
11 min—
Housing
ZIP 57421
SD
View full profile →- Median Home Value—
- Median Rent—
- Owner Occupied %100.0%
- Broadband %100.0%
- Vacant %33.3%
- Median Year Built1943
ZIP 57430
Westwood Colony CDP, SD
View full profile →- Median Home Value$118k
- Median Rent$680
- Owner Occupied %76.8%
- Broadband %87.5%
- Vacant %22.1%
- Median Year Built1957
Visual comparison (same scale)
Median Home Value
—$118k
Median Rent
—$680
Owner Occupied %
100.0%76.8%
Broadband %
100.0%87.5%
Vacant %
33.3%22.1%
Median Year Built
19431957
Climate & Location
ZIP 57421
SD
View full profile →- Snow Days/Year0 days
- Elevation (ft)1,355 ft
- Nearest Airport32.7 miles (52.6 km)
- Distance to Coast283.5 miles (456.2 km)
ZIP 57430
Westwood Colony CDP, SD
View full profile →- Snow Days/Year0 days
- Elevation (ft)1,355 ft
- Nearest Airport42.2 miles (67.9 km)
- Distance to Coast273.7 miles (440.5 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
1,355 ft1,355 ft
Nearest Airport
32.7 miles (52.6 km)42.2 miles (67.9 km)
Distance to Coast
283.5 miles (456.2 km)273.7 miles (440.5 km)
Infrastructure
ZIP 57421
SD
View full profile →- Mean Commute (min)11 min
- Work From Home %54.2%
- Walkability (0–100)28
- Broadband %100.0%
ZIP 57430
Westwood Colony CDP, SD
View full profile →- Mean Commute (min)—
- Work From Home %0.8%
- Walkability (0–100)28
- Broadband %87.5%
Visual comparison (same scale)
Mean Commute (min)
11 min—
Work From Home %
54.2%0.8%
Walkability (0–100)
2828
Broadband %
100.0%87.5%
Frequently Asked Questions
How do ZIP 57421 and 57430 compare?
ZIP 57421 is lower poverty rate, lower unemployment, more educated, higher work-from-home share. ZIP 57430 is wealthier, more diverse.
What do the blue and orange colors mean?
Blue represents the first ZIP (57421), orange the second (57430). The same colors are used in the map markers and comparison bars.
Where does this data come from?
Data is from the U.S. Census Bureau and other federal sources. See our Methodology page for details.
How can I compare other ZIP codes?
From any ZIP page, use the "Compare with Another ZIP" tool, or go to /compare/XXXXX-vs-YYYYY (replace with two 5-digit ZIP codes).
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