63146 vs 63303 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 63146, Orange = ZIP 63303.
Quick verdict: ZIP 63146 is more diverse, more educated, higher work-from-home share. ZIP 63303 is wealthier, higher home values, more affordable rent, lower poverty rate, lower unemployment.
Quick Facts
ZIP 63146
Maryland Heights city, MO
View full profile →- Population30,917
- Median Income$85,724
- Median Home Value$284k
- Median Rent$1,190
- Median Age39.2 yrs
- Poverty Rate6.7%
ZIP 63303
St. Charles city, MO
View full profile →- Population46,627
- Median Income$98,031
- Median Home Value$302k
- Median Rent$1,177
- Median Age41.2 yrs
- Poverty Rate4.5%
Visual comparison (same scale)
Population
30,91746,627
Median Income
$85,724$98,031
Median Home Value
$284k$302k
Median Rent
$1,190$1,177
Median Age
39.2 yrs41.2 yrs
Poverty Rate
6.7%4.5%
Demographics
ZIP 63146
Maryland Heights city, MO
View full profile →- White %64.0%
- Black %13.4%
- Asian %17.3%
- Hispanic %2.9%
- Age 0–17 %17.9%
- Age 18–64 %59.8%
- Age 65+ %22.3%
- Bachelor's+ %62.3%
- Diversity Index54/100
ZIP 63303
St. Charles city, MO
View full profile →- White %79.8%
- Black %6.5%
- Asian %5.6%
- Hispanic %4.9%
- Age 0–17 %18.8%
- Age 18–64 %62.5%
- Age 65+ %18.8%
- Bachelor's+ %50.1%
- Diversity Index35/100
Visual comparison (same scale)
White %
64.0%79.8%
Black %
13.4%6.5%
Asian %
17.3%5.6%
Hispanic %
2.9%4.9%
Age 0–17 %
17.9%18.8%
Age 18–64 %
59.8%62.5%
Age 65+ %
22.3%18.8%
Bachelor's+ %
62.3%50.1%
Diversity Index
54/10035/100
Economy
ZIP 63146
Maryland Heights city, MO
View full profile →- Median Income$85,724
- Unemployment %2.1%
- IRS Net Migration+1,398
- Work From Home %24.3%
ZIP 63303
St. Charles city, MO
View full profile →- Median Income$98,031
- Unemployment %1.8%
- IRS Net Migration+2,108
- Work From Home %17.0%
Visual comparison (same scale)
Median Income
$85,724$98,031
Unemployment %
2.1%1.8%
IRS Net Migration
+1,398+2,108
Work From Home %
24.3%17.0%
Housing
ZIP 63146
Maryland Heights city, MO
View full profile →- Median Home Value$284k
- Median Rent$1,190
- Owner Occupied %59.2%
- Broadband %92.3%
- Vacant %4.8%
- Median Year Built1974
ZIP 63303
St. Charles city, MO
View full profile →- Median Home Value$302k
- Median Rent$1,177
- Owner Occupied %75.2%
- Broadband %94.3%
- Vacant %4.0%
- Median Year Built1989
Visual comparison (same scale)
Median Home Value
$284k$302k
Median Rent
$1,190$1,177
Owner Occupied %
59.2%75.2%
Broadband %
92.3%94.3%
Vacant %
4.8%4.0%
Median Year Built
19741989
Climate & Location
ZIP 63146
Maryland Heights city, MO
View full profile →- Snow Days/Year0 days
- Elevation (ft)450 ft
- Nearest Airport6.5 miles (10.5 km)
- Distance to Coast234.9 miles (378.0 km)
ZIP 63303
St. Charles city, MO
View full profile →- Snow Days/Year0 days
- Elevation (ft)575 ft
- Nearest Airport7.9 miles (12.8 km)
- Distance to Coast234.5 miles (377.4 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
450 ft575 ft
Nearest Airport
6.5 miles (10.5 km)7.9 miles (12.8 km)
Distance to Coast
234.9 miles (378.0 km)234.5 miles (377.4 km)
Infrastructure
ZIP 63146
Maryland Heights city, MO
View full profile →- Work From Home %24.3%
- Walkability (0–100)58
- Broadband %92.3%
ZIP 63303
St. Charles city, MO
View full profile →- Work From Home %17.0%
- Walkability (0–100)41
- Broadband %94.3%
Visual comparison (same scale)
Work From Home %
24.3%17.0%
Walkability (0–100)
5841
Broadband %
92.3%94.3%
Frequently Asked Questions
How do ZIP 63146 and 63303 compare?
ZIP 63146 is more diverse, more educated, higher work-from-home share. ZIP 63303 is wealthier, higher home values, more affordable rent, lower poverty rate, lower unemployment.
What do the blue and orange colors mean?
Blue represents the first ZIP (63146), orange the second (63303). 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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