94547 vs 94521 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 94547, Orange = ZIP 94521.
Quick verdict: ZIP 94547 is wealthier, lower poverty rate, lower unemployment, more diverse, more educated. ZIP 94521 is higher home values, more affordable rent, higher work-from-home share.
Quick Facts
ZIP 94547
Hercules city, CA
View full profile →- Population26,245
- Median Income$130,583
- Median Home Value$741k
- Median Rent$2,624
- Median Age43.5 yrs
- Poverty Rate5.4%
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%
Visual comparison (same scale)
Population
26,24541,118
Median Income
$130,583$127,312
Median Home Value
$741k$823k
Median Rent
$2,624$2,202
Median Age
43.5 yrs43.0 yrs
Poverty Rate
5.4%5.6%
Demographics
ZIP 94547
Hercules city, CA
View full profile →- White %16.8%
- Black %18.7%
- Asian %43.9%
- Hispanic %14.8%
- Age 0–17 %17.9%
- Age 18–64 %63.4%
- Age 65+ %18.7%
- Bachelor's+ %46.3%
- Diversity Index72/100
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
Visual comparison (same scale)
White %
16.8%58.0%
Black %
18.7%5.1%
Asian %
43.9%15.8%
Hispanic %
14.8%17.0%
Age 0–17 %
17.9%19.0%
Age 18–64 %
63.4%61.4%
Age 65+ %
18.7%19.6%
Bachelor's+ %
46.3%44.0%
Diversity Index
72/10060/100
Economy
ZIP 94547
Hercules city, CA
View full profile →- Median Income$130,583
- Unemployment %4.7%
- IRS Net Migration+1,292
- Work From Home %18.1%
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%
Visual comparison (same scale)
Median Income
$130,583$127,312
Unemployment %
4.7%5.6%
IRS Net Migration
+1,292+2,023
Work From Home %
18.1%18.2%
Housing
ZIP 94547
Hercules city, CA
View full profile →- Median Home Value$741k
- Median Rent$2,624
- Owner Occupied %81.1%
- Broadband %96.1%
- Vacant %3.1%
- Median Year Built1988
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
Visual comparison (same scale)
Median Home Value
$741k$823k
Median Rent
$2,624$2,202
Owner Occupied %
81.1%73.3%
Broadband %
96.1%97.2%
Vacant %
3.1%3.0%
Median Year Built
19881974
Climate & Location
ZIP 94547
Hercules city, CA
View full profile →- Snow Days/Year0 days
- Elevation (ft)341 ft
- Nearest Airport11.3 miles (18.1 km)
- Distance to Coast2.3 miles (3.7 km)
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)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
341 ft2,170 ft
Nearest Airport
11.3 miles (18.1 km)6.0 miles (9.6 km)
Distance to Coast
2.3 miles (3.7 km)5.9 miles (9.5 km)
Infrastructure
ZIP 94547
Hercules city, CA
View full profile →- Work From Home %18.1%
- Walkability (0–100)70
- Broadband %96.1%
ZIP 94521
Concord city, CA
View full profile →- Work From Home %18.2%
- Walkability (0–100)61
- Broadband %97.2%
Visual comparison (same scale)
Work From Home %
18.1%18.2%
Walkability (0–100)
7061
Broadband %
96.1%97.2%
Frequently Asked Questions
How do ZIP 94547 and 94521 compare?
ZIP 94547 is wealthier, lower poverty rate, lower unemployment, more diverse, more educated. ZIP 94521 is higher home values, more affordable rent, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (94547), orange the second (94521). 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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