51351 vs 51331 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 51351, Orange = ZIP 51331.
Quick verdict: ZIP 51351 is lower poverty rate, more diverse. ZIP 51331 is wealthier, higher home values, more affordable rent, lower unemployment, more educated, higher work-from-home share.
Quick Facts
ZIP 51351
Milford city, IA
View full profile →- Population4,990
- Median Income$67,628
- Median Home Value$256k
- Median Rent$698
- Median Age46.5 yrs
- Poverty Rate4.4%
ZIP 51331
Arnolds Park city, IA
View full profile →- Population920
- Median Income$84,615
- Median Home Value$416k
- Median Rent$568
- Median Age63.8 yrs
- Poverty Rate5.8%
Visual comparison (same scale)
Population
4,990920
Median Income
$67,628$84,615
Median Home Value
$256k$416k
Median Rent
$698$568
Median Age
46.5 yrs63.8 yrs
Poverty Rate
4.4%5.8%
Demographics
ZIP 51351
Milford city, IA
View full profile →- White %95.9%
- Black %0.0%
- Asian %0.0%
- Hispanic %3.7%
- Age 0–17 %22.2%
- Age 18–64 %53.8%
- Age 65+ %24.0%
- Bachelor's+ %31.2%
- Diversity Index8/100
ZIP 51331
Arnolds Park city, IA
View full profile →- White %98.7%
- Black %0.0%
- Asian %0.0%
- Hispanic %1.0%
- Age 0–17 %8.4%
- Age 18–64 %48.3%
- Age 65+ %43.4%
- Bachelor's+ %42.0%
- Diversity Index3/100
Visual comparison (same scale)
White %
95.9%98.7%
Black %
0.0%0.0%
Asian %
0.0%0.0%
Hispanic %
3.7%1.0%
Age 0–17 %
22.2%8.4%
Age 18–64 %
53.8%48.3%
Age 65+ %
24.0%43.4%
Bachelor's+ %
31.2%42.0%
Diversity Index
8/1003/100
Economy
ZIP 51351
Milford city, IA
View full profile →- Median Income$67,628
- Unemployment %2.0%
- IRS Net Migration+286
- Work From Home %7.2%
ZIP 51331
Arnolds Park city, IA
View full profile →- Median Income$84,615
- Unemployment %0.5%
- IRS Net Migration+53
- Work From Home %13.7%
Visual comparison (same scale)
Median Income
$67,628$84,615
Unemployment %
2.0%0.5%
IRS Net Migration
+286+53
Work From Home %
7.2%13.7%
Housing
ZIP 51351
Milford city, IA
View full profile →- Median Home Value$256k
- Median Rent$698
- Owner Occupied %74.8%
- Broadband %88.8%
- Vacant %26.7%
- Median Year Built1979
ZIP 51331
Arnolds Park city, IA
View full profile →- Median Home Value$416k
- Median Rent$568
- Owner Occupied %87.5%
- Broadband %94.4%
- Vacant %68.3%
- Median Year Built1994
Visual comparison (same scale)
Median Home Value
$256k$416k
Median Rent
$698$568
Owner Occupied %
74.8%87.5%
Broadband %
88.8%94.4%
Vacant %
26.7%68.3%
Median Year Built
19791994
Climate & Location
ZIP 51351
Milford city, IA
View full profile →- Snow Days/Year0 days
- Elevation (ft)1,402 ft
- Nearest Airport72.8 miles (117.1 km)
- Distance to Coast278.7 miles (448.5 km)
ZIP 51331
Arnolds Park city, IA
View full profile →- Snow Days/Year0 days
- Elevation (ft)1,402 ft
- Nearest Airport73.3 miles (117.9 km)
- Distance to Coast274.7 miles (442.0 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
1,402 ft1,402 ft
Nearest Airport
72.8 miles (117.1 km)73.3 miles (117.9 km)
Distance to Coast
278.7 miles (448.5 km)274.7 miles (442.0 km)
Infrastructure
ZIP 51351
Milford city, IA
View full profile →- Work From Home %7.2%
- Walkability (0–100)39
- Broadband %88.8%
ZIP 51331
Arnolds Park city, IA
View full profile →- Work From Home %13.7%
- Walkability (0–100)37
- Broadband %94.4%
Visual comparison (same scale)
Work From Home %
7.2%13.7%
Walkability (0–100)
3937
Broadband %
88.8%94.4%
Frequently Asked Questions
How do ZIP 51351 and 51331 compare?
ZIP 51351 is lower poverty rate, more diverse. ZIP 51331 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 (51351), orange the second (51331). 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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