51535 vs 51566 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 51535, Orange = ZIP 51566.
Quick verdict: ZIP 51535 is wealthier, higher home values, more affordable rent, lower poverty rate, lower unemployment, more educated, higher work-from-home share. ZIP 51566 is more diverse.
Quick Facts
ZIP 51535
Griswold city, IA
View full profile →- Population1,768
- Median Income$83,929
- Median Home Value$136k
- Median Rent$567
- Median Age50.0 yrs
- Poverty Rate6.7%
ZIP 51566
Red Oak city, IA
View full profile →- Population7,004
- Median Income$58,264
- Median Home Value$116k
- Median Rent$649
- Median Age42.6 yrs
- Poverty Rate13.6%
Visual comparison (same scale)
Population
1,7687,004
Median Income
$83,929$58,264
Median Home Value
$136k$116k
Median Rent
$567$649
Median Age
50.0 yrs42.6 yrs
Poverty Rate
6.7%13.6%
Demographics
ZIP 51535
Griswold city, IA
View full profile →- White %94.7%
- Black %0.0%
- Asian %0.0%
- Hispanic %3.3%
- Age 0–17 %22.9%
- Age 18–64 %51.6%
- Age 65+ %25.4%
- Bachelor's+ %19.8%
- Diversity Index10/100
ZIP 51566
Red Oak city, IA
View full profile →- White %91.8%
- Black %0.8%
- Asian %1.0%
- Hispanic %1.4%
- Age 0–17 %22.9%
- Age 18–64 %56.0%
- Age 65+ %21.1%
- Bachelor's+ %18.5%
- Diversity Index15/100
Visual comparison (same scale)
White %
94.7%91.8%
Black %
0.0%0.8%
Asian %
0.0%1.0%
Hispanic %
3.3%1.4%
Age 0–17 %
22.9%22.9%
Age 18–64 %
51.6%56.0%
Age 65+ %
25.4%21.1%
Bachelor's+ %
19.8%18.5%
Diversity Index
10/10015/100
Economy
ZIP 51535
Griswold city, IA
View full profile →- Median Income$83,929
- Unemployment %2.5%
- IRS Net Migration+101
- Work From Home %14.3%
ZIP 51566
Red Oak city, IA
View full profile →- Median Income$58,264
- Unemployment %3.4%
- IRS Net Migration+402
- Work From Home %9.1%
Visual comparison (same scale)
Median Income
$83,929$58,264
Unemployment %
2.5%3.4%
IRS Net Migration
+101+402
Work From Home %
14.3%9.1%
Housing
ZIP 51535
Griswold city, IA
View full profile →- Median Home Value$136k
- Median Rent$567
- Owner Occupied %82.8%
- Broadband %82.2%
- Vacant %9.6%
- Median Year Built1938
ZIP 51566
Red Oak city, IA
View full profile →- Median Home Value$116k
- Median Rent$649
- Owner Occupied %68.3%
- Broadband %81.2%
- Vacant %8.0%
- Median Year Built1958
Visual comparison (same scale)
Median Home Value
$136k$116k
Median Rent
$567$649
Owner Occupied %
82.8%68.3%
Broadband %
82.2%81.2%
Vacant %
9.6%8.0%
Median Year Built
19381958
Climate & Location
ZIP 51535
Griswold city, IA
View full profile →- Snow Days/Year0 days
- Elevation (ft)1,260 ft
- Nearest Airport40.2 miles (64.7 km)
- Distance to Coast365.7 miles (588.6 km)
ZIP 51566
Red Oak city, IA
View full profile →- Snow Days/Year0 days
- Elevation (ft)1,040 ft
- Nearest Airport36.0 miles (58.0 km)
- Distance to Coast372.9 miles (600.1 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
1,260 ft1,040 ft
Nearest Airport
40.2 miles (64.7 km)36.0 miles (58.0 km)
Distance to Coast
365.7 miles (588.6 km)372.9 miles (600.1 km)
Infrastructure
ZIP 51535
Griswold city, IA
View full profile →- Work From Home %14.3%
- Walkability (0–100)27
- Broadband %82.2%
ZIP 51566
Red Oak city, IA
View full profile →- Work From Home %9.1%
- Walkability (0–100)40
- Broadband %81.2%
Visual comparison (same scale)
Work From Home %
14.3%9.1%
Walkability (0–100)
2740
Broadband %
82.2%81.2%
Frequently Asked Questions
How do ZIP 51535 and 51566 compare?
ZIP 51535 is wealthier, higher home values, more affordable rent, lower poverty rate, lower unemployment, more educated, higher work-from-home share. ZIP 51566 is more diverse.
What do the blue and orange colors mean?
Blue represents the first ZIP (51535), orange the second (51566). 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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