92831 vs 92821 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 92831, Orange = ZIP 92821.
Quick verdict: ZIP 92831 is more affordable rent, higher work-from-home share. ZIP 92821 is wealthier, higher home values, lower poverty rate, lower unemployment, more diverse, more educated.
Quick Facts
ZIP 92831
Fullerton city, CA
View full profile →- Population35,831
- Median Income$89,451
- Median Home Value$821k
- Median Rent$1,965
- Median Age31.7 yrs
- Poverty Rate16.1%
ZIP 92821
Brea city, CA
View full profile →- Population42,196
- Median Income$116,660
- Median Home Value$852k
- Median Rent$2,110
- Median Age39.7 yrs
- Poverty Rate6.2%
Visual comparison (same scale)
Population
35,83142,196
Median Income
$89,451$116,660
Median Home Value
$821k$852k
Median Rent
$1,965$2,110
Median Age
31.7 yrs39.7 yrs
Poverty Rate
16.1%6.2%
Demographics
ZIP 92831
Fullerton city, CA
View full profile →- White %49.1%
- Black %2.6%
- Asian %16.7%
- Hispanic %41.7%
- Age 0–17 %18.2%
- Age 18–64 %70.7%
- Age 65+ %11.1%
- Bachelor's+ %44.4%
- Diversity Index56/100
ZIP 92821
Brea city, CA
View full profile →- White %49.0%
- Black %1.4%
- Asian %24.4%
- Hispanic %32.0%
- Age 0–17 %22.6%
- Age 18–64 %60.3%
- Age 65+ %17.1%
- Bachelor's+ %48.7%
- Diversity Index60/100
Visual comparison (same scale)
White %
49.1%49.0%
Black %
2.6%1.4%
Asian %
16.7%24.4%
Hispanic %
41.7%32.0%
Age 0–17 %
18.2%22.6%
Age 18–64 %
70.7%60.3%
Age 65+ %
11.1%17.1%
Bachelor's+ %
44.4%48.7%
Diversity Index
56/10060/100
Economy
ZIP 92831
Fullerton city, CA
View full profile →- Median Income$89,451
- Unemployment %7.9%
- IRS Net Migration+1,763
- Work From Home %14.2%
ZIP 92821
Brea city, CA
View full profile →- Median Income$116,660
- Unemployment %5.6%
- IRS Net Migration+2,077
- Work From Home %12.2%
Visual comparison (same scale)
Median Income
$89,451$116,660
Unemployment %
7.9%5.6%
IRS Net Migration
+1,763+2,077
Work From Home %
14.2%12.2%
Housing
ZIP 92831
Fullerton city, CA
View full profile →- Median Home Value$821k
- Median Rent$1,965
- Owner Occupied %40.4%
- Broadband %94.3%
- Vacant %6.3%
- Median Year Built1969
ZIP 92821
Brea city, CA
View full profile →- Median Home Value$852k
- Median Rent$2,110
- Owner Occupied %58.0%
- Broadband %95.2%
- Vacant %2.9%
- Median Year Built1976
Visual comparison (same scale)
Median Home Value
$821k$852k
Median Rent
$1,965$2,110
Owner Occupied %
40.4%58.0%
Broadband %
94.3%95.2%
Vacant %
6.3%2.9%
Median Year Built
19691976
Climate & Location
ZIP 92831
Fullerton city, CA
View full profile →- Snow Days/Year0 days
- Elevation (ft)235 ft
- Nearest Airport14.2 miles (22.9 km)
- Distance to Coast12.9 miles (20.7 km)
ZIP 92821
Brea city, CA
View full profile →- Snow Days/Year0 days
- Elevation (ft)235 ft
- Nearest Airport16.9 miles (27.2 km)
- Distance to Coast16.0 miles (25.8 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
235 ft235 ft
Nearest Airport
14.2 miles (22.9 km)16.9 miles (27.2 km)
Distance to Coast
12.9 miles (20.7 km)16.0 miles (25.8 km)
Infrastructure
ZIP 92831
Fullerton city, CA
View full profile →- Work From Home %14.2%
- Walkability (0–100)71
- Broadband %94.3%
Visual comparison (same scale)
Work From Home %
14.2%12.2%
Walkability (0–100)
7169
Broadband %
94.3%95.2%
Frequently Asked Questions
How do ZIP 92831 and 92821 compare?
ZIP 92831 is more affordable rent, higher work-from-home share. ZIP 92821 is wealthier, higher home values, lower poverty rate, lower unemployment, more diverse, more educated.
What do the blue and orange colors mean?
Blue represents the first ZIP (92831), orange the second (92821). 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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