57718 vs 57751 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 57718, Orange = ZIP 57751.
Quick verdict: ZIP 57718 is lower poverty rate, more diverse. ZIP 57751 is wealthier, higher home values, more affordable rent, lower unemployment, more educated, higher work-from-home share.
Quick Facts
ZIP 57718
Blackhawk CDP, SD
View full profile →- Population7,329
- Median Income$81,858
- Median Home Value$271k
- Median Rent$913
- Median Age41.8 yrs
- Poverty Rate5.0%
ZIP 57751
Keystone town, SD
View full profile →- Population996
- Median Income$100,714
- Median Home Value$388k
- Median Rent$558
- Median Age52.2 yrs
- Poverty Rate7.0%
Visual comparison (same scale)
Population
7,329996
Median Income
$81,858$100,714
Median Home Value
$271k$388k
Median Rent
$913$558
Median Age
41.8 yrs52.2 yrs
Poverty Rate
5.0%7.0%
Demographics
ZIP 57718
Blackhawk CDP, SD
View full profile →- White %85.4%
- Black %1.8%
- Asian %1.4%
- Hispanic %4.6%
- Age 0–17 %19.8%
- Age 18–64 %59.6%
- Age 65+ %20.6%
- Bachelor's+ %28.7%
- Diversity Index26/100
ZIP 57751
Keystone town, SD
View full profile →- White %94.6%
- Black %0.4%
- Asian %0.8%
- Hispanic %6.6%
- Age 0–17 %21.4%
- Age 18–64 %59.3%
- Age 65+ %19.3%
- Bachelor's+ %43.9%
- Diversity Index10/100
Visual comparison (same scale)
White %
85.4%94.6%
Black %
1.8%0.4%
Asian %
1.4%0.8%
Hispanic %
4.6%6.6%
Age 0–17 %
19.8%21.4%
Age 18–64 %
59.6%59.3%
Age 65+ %
20.6%19.3%
Bachelor's+ %
28.7%43.9%
Diversity Index
26/10010/100
Economy
ZIP 57718
Blackhawk CDP, SD
View full profile →- Median Income$81,858
- Unemployment %4.2%
- IRS Net Migration+450
- Work From Home %4.0%
ZIP 57751
Keystone town, SD
View full profile →- Median Income$100,714
- Unemployment %3.1%
- IRS Net Migration+61
- Work From Home %7.7%
Visual comparison (same scale)
Median Income
$81,858$100,714
Unemployment %
4.2%3.1%
IRS Net Migration
+450+61
Work From Home %
4.0%7.7%
Housing
ZIP 57718
Blackhawk CDP, SD
View full profile →- Median Home Value$271k
- Median Rent$913
- Owner Occupied %88.3%
- Broadband %93.3%
- Vacant %3.1%
- Median Year Built1989
ZIP 57751
Keystone town, SD
View full profile →- Median Home Value$388k
- Median Rent$558
- Owner Occupied %86.1%
- Broadband %94.3%
- Vacant %18.7%
- Median Year Built1992
Visual comparison (same scale)
Median Home Value
$271k$388k
Median Rent
$913$558
Owner Occupied %
88.3%86.1%
Broadband %
93.3%94.3%
Vacant %
3.1%18.7%
Median Year Built
19891992
Climate & Location
ZIP 57718
Blackhawk CDP, SD
View full profile →- Snow Days/Year0 days
- Elevation (ft)3,479 ft
- Nearest Airport13.3 miles (21.3 km)
- Distance to Coast571.6 miles (919.9 km)
ZIP 57751
Keystone town, SD
View full profile →- Snow Days/Year0 days
- Elevation (ft)5,311 ft
- Nearest Airport22.6 miles (36.4 km)
- Distance to Coast583.1 miles (938.4 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
3,479 ft5,311 ft
Nearest Airport
13.3 miles (21.3 km)22.6 miles (36.4 km)
Distance to Coast
571.6 miles (919.9 km)583.1 miles (938.4 km)
Infrastructure
ZIP 57718
Blackhawk CDP, SD
View full profile →- Work From Home %4.0%
- Walkability (0–100)24
- Broadband %93.3%
ZIP 57751
Keystone town, SD
View full profile →- Work From Home %7.7%
- Walkability (0–100)31
- Broadband %94.3%
Visual comparison (same scale)
Work From Home %
4.0%7.7%
Walkability (0–100)
2431
Broadband %
93.3%94.3%
Frequently Asked Questions
How do ZIP 57718 and 57751 compare?
ZIP 57718 is lower poverty rate, more diverse. ZIP 57751 is wealthier, higher home values, more affordable rent, lower unemployment, more educated, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (57718), orange the second (57751). 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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