51301 vs 51351 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 51301, Orange = ZIP 51351.
Quick verdict: ZIP 51301 is more affordable rent, more diverse. ZIP 51351 is wealthier, higher home values, lower poverty rate, lower unemployment, more educated, higher work-from-home share.
Quick Facts
ZIP 51301
Spencer city, IA
View full profile →- Population12,402
- Median Income$61,175
- Median Home Value$180k
- Median Rent$667
- Median Age41.5 yrs
- Poverty Rate13.0%
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%
Visual comparison (same scale)
Population
12,4024,990
Median Income
$61,175$67,628
Median Home Value
$180k$256k
Median Rent
$667$698
Median Age
41.5 yrs46.5 yrs
Poverty Rate
13.0%4.4%
Demographics
ZIP 51301
Spencer city, IA
View full profile →- White %93.8%
- Black %0.6%
- Asian %0.4%
- Hispanic %5.1%
- Age 0–17 %22.9%
- Age 18–64 %55.2%
- Age 65+ %21.9%
- Bachelor's+ %27.6%
- Diversity Index12/100
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
Visual comparison (same scale)
White %
93.8%95.9%
Black %
0.6%0.0%
Asian %
0.4%0.0%
Hispanic %
5.1%3.7%
Age 0–17 %
22.9%22.2%
Age 18–64 %
55.2%53.8%
Age 65+ %
21.9%24.0%
Bachelor's+ %
27.6%31.2%
Diversity Index
12/1008/100
Economy
ZIP 51301
Spencer city, IA
View full profile →- Median Income$61,175
- Unemployment %4.7%
- IRS Net Migration+711
- Work From Home %6.4%
ZIP 51351
Milford city, IA
View full profile →- Median Income$67,628
- Unemployment %2.0%
- IRS Net Migration+286
- Work From Home %7.2%
Visual comparison (same scale)
Median Income
$61,175$67,628
Unemployment %
4.7%2.0%
IRS Net Migration
+711+286
Work From Home %
6.4%7.2%
Housing
ZIP 51301
Spencer city, IA
View full profile →- Median Home Value$180k
- Median Rent$667
- Owner Occupied %69.5%
- Broadband %88.3%
- Vacant %8.9%
- Median Year Built1970
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
Visual comparison (same scale)
Median Home Value
$180k$256k
Median Rent
$667$698
Owner Occupied %
69.5%74.8%
Broadband %
88.3%88.8%
Vacant %
8.9%26.7%
Median Year Built
19701979
Climate & Location
ZIP 51301
Spencer city, IA
View full profile →- Snow Days/Year0 days
- Elevation (ft)1,326 ft
- Nearest Airport63.8 miles (102.7 km)
- Distance to Coast287.4 miles (462.5 km)
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)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
1,326 ft1,402 ft
Nearest Airport
63.8 miles (102.7 km)72.8 miles (117.1 km)
Distance to Coast
287.4 miles (462.5 km)278.7 miles (448.5 km)
Infrastructure
ZIP 51301
Spencer city, IA
View full profile →- Work From Home %6.4%
- Walkability (0–100)40
- Broadband %88.3%
ZIP 51351
Milford city, IA
View full profile →- Work From Home %7.2%
- Walkability (0–100)39
- Broadband %88.8%
Visual comparison (same scale)
Work From Home %
6.4%7.2%
Walkability (0–100)
4039
Broadband %
88.3%88.8%
Frequently Asked Questions
How do ZIP 51301 and 51351 compare?
ZIP 51301 is more affordable rent, more diverse. ZIP 51351 is wealthier, higher home values, lower poverty rate, lower unemployment, more educated, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (51301), orange the second (51351). 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).
Continue exploring