94521 vs 94520 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 94521, Orange = ZIP 94520.
Quick verdict: ZIP 94521 is wealthier, higher home values, lower poverty rate, more diverse, more educated, higher work-from-home share. ZIP 94520 is more affordable rent, lower unemployment.
Quick Facts
ZIP 94521
Concord city, CA
View full profile →- Population41,118
- Median Income$127,312
- Median Home Value$823k
- Median Rent$2,202
- Median Age43.0 yrs
- Poverty Rate5.6%
ZIP 94520
Concord city, CA
View full profile →- Population36,767
- Median Income$79,790
- Median Home Value$572k
- Median Rent$1,973
- Median Age34.6 yrs
- Poverty Rate12.9%
Visual comparison (same scale)
Population
41,11836,767
Median Income
$127,312$79,790
Median Home Value
$823k$572k
Median Rent
$2,202$1,973
Median Age
43.0 yrs34.6 yrs
Poverty Rate
5.6%12.9%
Demographics
ZIP 94521
Concord city, CA
View full profile →- White %58.0%
- Black %5.1%
- Asian %15.8%
- Hispanic %17.0%
- Age 0–17 %19.0%
- Age 18–64 %61.4%
- Age 65+ %19.6%
- Bachelor's+ %44.0%
- Diversity Index60/100
ZIP 94520
Concord city, CA
View full profile →- White %34.8%
- Black %4.6%
- Asian %10.3%
- Hispanic %51.4%
- Age 0–17 %24.3%
- Age 18–64 %64.5%
- Age 65+ %11.2%
- Bachelor's+ %29.9%
- Diversity Index60/100
Visual comparison (same scale)
White %
58.0%34.8%
Black %
5.1%4.6%
Asian %
15.8%10.3%
Hispanic %
17.0%51.4%
Age 0–17 %
19.0%24.3%
Age 18–64 %
61.4%64.5%
Age 65+ %
19.6%11.2%
Bachelor's+ %
44.0%29.9%
Diversity Index
60/10060/100
Economy
ZIP 94521
Concord city, CA
View full profile →- Median Income$127,312
- Unemployment %5.6%
- IRS Net Migration+2,023
- Work From Home %18.2%
ZIP 94520
Concord city, CA
View full profile →- Median Income$79,790
- Unemployment %5.0%
- IRS Net Migration+1,809
- Work From Home %9.7%
Visual comparison (same scale)
Median Income
$127,312$79,790
Unemployment %
5.6%5.0%
IRS Net Migration
+2,023+1,809
Work From Home %
18.2%9.7%
Housing
ZIP 94521
Concord city, CA
View full profile →- Median Home Value$823k
- Median Rent$2,202
- Owner Occupied %73.3%
- Broadband %97.2%
- Vacant %3.0%
- Median Year Built1974
ZIP 94520
Concord city, CA
View full profile →- Median Home Value$572k
- Median Rent$1,973
- Owner Occupied %37.4%
- Broadband %92.3%
- Vacant %2.7%
- Median Year Built1971
Visual comparison (same scale)
Median Home Value
$823k$572k
Median Rent
$2,202$1,973
Owner Occupied %
73.3%37.4%
Broadband %
97.2%92.3%
Vacant %
3.0%2.7%
Median Year Built
19741971
Climate & Location
ZIP 94521
Concord city, CA
View full profile →- Snow Days/Year0 days
- Elevation (ft)2,170 ft
- Nearest Airport6.0 miles (9.6 km)
- Distance to Coast5.9 miles (9.5 km)
ZIP 94520
Concord city, CA
View full profile →- Snow Days/Year0 days
- Elevation (ft)18 ft
- Nearest Airport1.0 miles (1.5 km)
- Distance to Coast4.1 miles (6.6 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
2,170 ft18 ft
Nearest Airport
6.0 miles (9.6 km)1.0 miles (1.5 km)
Distance to Coast
5.9 miles (9.5 km)4.1 miles (6.6 km)
Infrastructure
ZIP 94521
Concord city, CA
View full profile →- Work From Home %18.2%
- Walkability (0–100)61
- Broadband %97.2%
ZIP 94520
Concord city, CA
View full profile →- Work From Home %9.7%
- Walkability (0–100)70
- Broadband %92.3%
Visual comparison (same scale)
Work From Home %
18.2%9.7%
Walkability (0–100)
6170
Broadband %
97.2%92.3%
Frequently Asked Questions
How do ZIP 94521 and 94520 compare?
ZIP 94521 is wealthier, higher home values, lower poverty rate, more diverse, more educated, higher work-from-home share. ZIP 94520 is more affordable rent, lower unemployment.
What do the blue and orange colors mean?
Blue represents the first ZIP (94521), orange the second (94520). 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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