51570 vs 51537 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 51570, Orange = ZIP 51537.
Quick verdict: ZIP 51570 is wealthier, higher home values, lower poverty rate, lower unemployment. ZIP 51537 is more affordable rent, more diverse, more educated, higher work-from-home share.
Quick Facts
ZIP 51570
Shelby city, IA
View full profile →- Population1,131
- Median Income$69,286
- Median Home Value$188k
- Median Rent$768
- Median Age36.6 yrs
- Poverty Rate8.3%
ZIP 51537
Harlan city, IA
View full profile →- Population6,480
- Median Income$62,353
- Median Home Value$162k
- Median Rent$646
- Median Age44.2 yrs
- Poverty Rate8.6%
Visual comparison (same scale)
Population
1,1316,480
Median Income
$69,286$62,353
Median Home Value
$188k$162k
Median Rent
$768$646
Median Age
36.6 yrs44.2 yrs
Poverty Rate
8.3%8.6%
Demographics
ZIP 51570
Shelby city, IA
View full profile →- White %95.8%
- Black %0.0%
- Asian %0.0%
- Hispanic %8.0%
- Age 0–17 %18.6%
- Age 18–64 %64.8%
- Age 65+ %16.6%
- Bachelor's+ %17.3%
- Diversity Index8/100
ZIP 51537
Harlan city, IA
View full profile →- White %91.8%
- Black %0.7%
- Asian %0.0%
- Hispanic %2.9%
- Age 0–17 %23.6%
- Age 18–64 %53.4%
- Age 65+ %23.0%
- Bachelor's+ %23.9%
- Diversity Index15/100
Visual comparison (same scale)
White %
95.8%91.8%
Black %
0.0%0.7%
Asian %
0.0%0.0%
Hispanic %
8.0%2.9%
Age 0–17 %
18.6%23.6%
Age 18–64 %
64.8%53.4%
Age 65+ %
16.6%23.0%
Bachelor's+ %
17.3%23.9%
Diversity Index
8/10015/100
Economy
ZIP 51570
Shelby city, IA
View full profile →- Median Income$69,286
- Unemployment %3.1%
- IRS Net Migration+65
- Work From Home %6.0%
ZIP 51537
Harlan city, IA
View full profile →- Median Income$62,353
- Unemployment %4.6%
- IRS Net Migration+372
- Work From Home %8.5%
Visual comparison (same scale)
Median Income
$69,286$62,353
Unemployment %
3.1%4.6%
IRS Net Migration
+65+372
Work From Home %
6.0%8.5%
Housing
ZIP 51570
Shelby city, IA
View full profile →- Median Home Value$188k
- Median Rent$768
- Owner Occupied %73.9%
- Broadband %88.6%
- Vacant %5.7%
- Median Year Built1938
ZIP 51537
Harlan city, IA
View full profile →- Median Home Value$162k
- Median Rent$646
- Owner Occupied %73.3%
- Broadband %83.2%
- Vacant %7.9%
- Median Year Built1955
Visual comparison (same scale)
Median Home Value
$188k$162k
Median Rent
$768$646
Owner Occupied %
73.9%73.3%
Broadband %
88.6%83.2%
Vacant %
5.7%7.9%
Median Year Built
19381955
Climate & Location
ZIP 51570
Shelby city, IA
View full profile →- Snow Days/Year0 days
- Elevation (ft)1,270 ft
- Nearest Airport27.1 miles (43.6 km)
- Distance to Coast381.6 miles (614.2 km)
ZIP 51537
Harlan city, IA
View full profile →- Snow Days/Year0 days
- Elevation (ft)1,270 ft
- Nearest Airport39.1 miles (62.9 km)
- Distance to Coast372.6 miles (599.7 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
1,270 ft1,270 ft
Nearest Airport
27.1 miles (43.6 km)39.1 miles (62.9 km)
Distance to Coast
381.6 miles (614.2 km)372.6 miles (599.7 km)
Infrastructure
ZIP 51570
Shelby city, IA
View full profile →- Work From Home %6.0%
- Walkability (0–100)21
- Broadband %88.6%
ZIP 51537
Harlan city, IA
View full profile →- Work From Home %8.5%
- Walkability (0–100)36
- Broadband %83.2%
Visual comparison (same scale)
Work From Home %
6.0%8.5%
Walkability (0–100)
2136
Broadband %
88.6%83.2%
Frequently Asked Questions
How do ZIP 51570 and 51537 compare?
ZIP 51570 is wealthier, higher home values, lower poverty rate, lower unemployment. ZIP 51537 is more affordable rent, more diverse, more educated, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (51570), orange the second (51537). 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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