51247 vs 51230 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 51247, Orange = ZIP 51230.
Quick verdict: ZIP 51247 is higher home values, lower unemployment, more diverse. ZIP 51230 is wealthier, lower poverty rate, more educated, higher work-from-home share.
Quick Facts
ZIP 51247
Rock Valley city, IA
View full profile →- Population5,028
- Median Income$73,451
- Median Home Value$238k
- Median Rent$855
- Median Age41.3 yrs
- Poverty Rate6.4%
ZIP 51230
Alvord city, IA
View full profile →- Population517
- Median Income$77,750
- Median Home Value$190k
- Median Rent—
- Median Age47.8 yrs
- Poverty Rate0.0%
Visual comparison (same scale)
Population
5,028517
Median Income
$73,451$77,750
Median Home Value
$238k$190k
Median Rent
$855—
Median Age
41.3 yrs47.8 yrs
Poverty Rate
6.4%0.0%
Demographics
ZIP 51247
Rock Valley city, IA
View full profile →- White %80.9%
- Black %0.0%
- Asian %0.0%
- Hispanic %25.9%
- Age 0–17 %27.3%
- Age 18–64 %52.4%
- Age 65+ %20.4%
- Bachelor's+ %19.3%
- Diversity Index28/100
ZIP 51230
Alvord city, IA
View full profile →- White %96.5%
- Black %0.6%
- Asian %1.0%
- Hispanic %1.0%
- Age 0–17 %28.4%
- Age 18–64 %42.8%
- Age 65+ %28.8%
- Bachelor's+ %19.6%
- Diversity Index7/100
Visual comparison (same scale)
White %
80.9%96.5%
Black %
0.0%0.6%
Asian %
0.0%1.0%
Hispanic %
25.9%1.0%
Age 0–17 %
27.3%28.4%
Age 18–64 %
52.4%42.8%
Age 65+ %
20.4%28.8%
Bachelor's+ %
19.3%19.6%
Diversity Index
28/1007/100
Economy
ZIP 51247
Rock Valley city, IA
View full profile →- Median Income$73,451
- Unemployment %0.3%
- IRS Net Migration+288
- Work From Home %8.4%
ZIP 51230
Alvord city, IA
View full profile →- Median Income$77,750
- Unemployment %0.8%
- IRS Net Migration+30
- Work From Home %24.8%
Visual comparison (same scale)
Median Income
$73,451$77,750
Unemployment %
0.3%0.8%
IRS Net Migration
+288+30
Work From Home %
8.4%24.8%
Housing
ZIP 51247
Rock Valley city, IA
View full profile →- Median Home Value$238k
- Median Rent$855
- Owner Occupied %68.7%
- Broadband %89.6%
- Vacant %0.8%
- Median Year Built1972
ZIP 51230
Alvord city, IA
View full profile →- Median Home Value$190k
- Median Rent—
- Owner Occupied %100.0%
- Broadband %98.5%
- Vacant %7.4%
- Median Year Built1938
Visual comparison (same scale)
Median Home Value
$238k$190k
Median Rent
$855—
Owner Occupied %
68.7%100.0%
Broadband %
89.6%98.5%
Vacant %
0.8%7.4%
Median Year Built
19721938
Climate & Location
ZIP 51247
Rock Valley city, IA
View full profile →- Snow Days/Year0 days
- Elevation (ft)1,360 ft
- Nearest Airport33.8 miles (54.4 km)
- Distance to Coast318.9 miles (513.1 km)
ZIP 51230
Alvord city, IA
View full profile →- Snow Days/Year0 days
- Elevation (ft)1,350 ft
- Nearest Airport26.1 miles (42.0 km)
- Distance to Coast309.5 miles (498.0 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
1,360 ft1,350 ft
Nearest Airport
33.8 miles (54.4 km)26.1 miles (42.0 km)
Distance to Coast
318.9 miles (513.1 km)309.5 miles (498.0 km)
Infrastructure
ZIP 51247
Rock Valley city, IA
View full profile →- Work From Home %8.4%
- Walkability (0–100)31
- Broadband %89.6%
ZIP 51230
Alvord city, IA
View full profile →- Work From Home %24.8%
- Walkability (0–100)26
- Broadband %98.5%
Visual comparison (same scale)
Work From Home %
8.4%24.8%
Walkability (0–100)
3126
Broadband %
89.6%98.5%
Frequently Asked Questions
How do ZIP 51247 and 51230 compare?
ZIP 51247 is higher home values, lower unemployment, more diverse. ZIP 51230 is wealthier, lower poverty rate, more educated, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (51247), orange the second (51230). 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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