63123 vs 63031 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 63123, Orange = ZIP 63031.
Quick verdict: ZIP 63123 is wealthier, higher home values, more affordable rent, lower poverty rate, lower unemployment, more educated. ZIP 63031 is more diverse, higher work-from-home share.
Quick Facts
ZIP 63123
Affton CDP, MO
View full profile →- Population49,826
- Median Income$74,187
- Median Home Value$205k
- Median Rent$865
- Median Age41.0 yrs
- Poverty Rate7.4%
ZIP 63031
Florissant city, MO
View full profile →- Population50,258
- Median Income$71,783
- Median Home Value$145k
- Median Rent$1,080
- Median Age38.1 yrs
- Poverty Rate10.3%
Visual comparison (same scale)
Population
49,82650,258
Median Income
$74,187$71,783
Median Home Value
$205k$145k
Median Rent
$865$1,080
Median Age
41.0 yrs38.1 yrs
Poverty Rate
7.4%10.3%
Demographics
ZIP 63123
Affton CDP, MO
View full profile →- White %83.5%
- Black %3.6%
- Asian %4.9%
- Hispanic %4.7%
- Age 0–17 %18.8%
- Age 18–64 %62.0%
- Age 65+ %19.2%
- Bachelor's+ %36.0%
- Diversity Index30/100
ZIP 63031
Florissant city, MO
View full profile →- White %49.7%
- Black %41.6%
- Asian %0.6%
- Hispanic %2.5%
- Age 0–17 %24.7%
- Age 18–64 %60.8%
- Age 65+ %14.5%
- Bachelor's+ %28.0%
- Diversity Index58/100
Visual comparison (same scale)
White %
83.5%49.7%
Black %
3.6%41.6%
Asian %
4.9%0.6%
Hispanic %
4.7%2.5%
Age 0–17 %
18.8%24.7%
Age 18–64 %
62.0%60.8%
Age 65+ %
19.2%14.5%
Bachelor's+ %
36.0%28.0%
Diversity Index
30/10058/100
Economy
ZIP 63123
Affton CDP, MO
View full profile →- Median Income$74,187
- Unemployment %2.5%
- IRS Net Migration+2,252
- Work From Home %11.4%
ZIP 63031
Florissant city, MO
View full profile →- Median Income$71,783
- Unemployment %5.7%
- IRS Net Migration+2,272
- Work From Home %12.5%
Visual comparison (same scale)
Median Income
$74,187$71,783
Unemployment %
2.5%5.7%
IRS Net Migration
+2,252+2,272
Work From Home %
11.4%12.5%
Housing
ZIP 63123
Affton CDP, MO
View full profile →- Median Home Value$205k
- Median Rent$865
- Owner Occupied %74.0%
- Broadband %91.7%
- Vacant %5.8%
- Median Year Built1960
ZIP 63031
Florissant city, MO
View full profile →- Median Home Value$145k
- Median Rent$1,080
- Owner Occupied %71.5%
- Broadband %94.0%
- Vacant %8.2%
- Median Year Built1967
Visual comparison (same scale)
Median Home Value
$205k$145k
Median Rent
$865$1,080
Owner Occupied %
74.0%71.5%
Broadband %
91.7%94.0%
Vacant %
5.8%8.2%
Median Year Built
19601967
Climate & Location
ZIP 63123
Affton CDP, MO
View full profile →- Snow Days/Year0 days
- Elevation (ft)515 ft
- Nearest Airport14.1 miles (22.7 km)
- Distance to Coast239.9 miles (386.1 km)
ZIP 63031
Florissant city, MO
View full profile →- Snow Days/Year0 days
- Elevation (ft)531 ft
- Nearest Airport4.5 miles (7.2 km)
- Distance to Coast224.8 miles (361.8 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
515 ft531 ft
Nearest Airport
14.1 miles (22.7 km)4.5 miles (7.2 km)
Distance to Coast
239.9 miles (386.1 km)224.8 miles (361.8 km)
Infrastructure
ZIP 63123
Affton CDP, MO
View full profile →- Work From Home %11.4%
- Walkability (0–100)52
- Broadband %91.7%
ZIP 63031
Florissant city, MO
View full profile →- Work From Home %12.5%
- Walkability (0–100)52
- Broadband %94.0%
Visual comparison (same scale)
Work From Home %
11.4%12.5%
Walkability (0–100)
5252
Broadband %
91.7%94.0%
Frequently Asked Questions
How do ZIP 63123 and 63031 compare?
ZIP 63123 is wealthier, higher home values, more affordable rent, lower poverty rate, lower unemployment, more educated. ZIP 63031 is more diverse, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (63123), orange the second (63031). 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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