08512 vs 08820 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 08512, Orange = ZIP 08820.
Quick verdict: ZIP 08512 is higher home values, more affordable rent, more diverse. ZIP 08820 is wealthier, lower poverty rate, lower unemployment, more educated, higher work-from-home share.
Quick Facts
ZIP 08512
Cranbury CDP, NJ
View full profile →- Population12,511
- Median Income$115,255
- Median Home Value$618k
- Median Rent$1,479
- Median Age47.8 yrs
- Poverty Rate7.0%
ZIP 08820
South Plainfield borough, NJ
View full profile →- Population39,392
- Median Income$168,453
- Median Home Value$598k
- Median Rent$1,715
- Median Age42.6 yrs
- Poverty Rate3.5%
Visual comparison (same scale)
Population
12,51139,392
Median Income
$115,255$168,453
Median Home Value
$618k$598k
Median Rent
$1,479$1,715
Median Age
47.8 yrs42.6 yrs
Poverty Rate
7.0%3.5%
Demographics
ZIP 08512
Cranbury CDP, NJ
View full profile →- White %53.9%
- Black %10.0%
- Asian %26.1%
- Hispanic %14.9%
- Age 0–17 %17.1%
- Age 18–64 %60.5%
- Age 65+ %22.4%
- Bachelor's+ %55.0%
- Diversity Index61/100
ZIP 08820
South Plainfield borough, NJ
View full profile →- White %18.6%
- Black %5.2%
- Asian %70.0%
- Hispanic %3.8%
- Age 0–17 %24.8%
- Age 18–64 %57.2%
- Age 65+ %18.0%
- Bachelor's+ %71.1%
- Diversity Index47/100
Visual comparison (same scale)
White %
53.9%18.6%
Black %
10.0%5.2%
Asian %
26.1%70.0%
Hispanic %
14.9%3.8%
Age 0–17 %
17.1%24.8%
Age 18–64 %
60.5%57.2%
Age 65+ %
22.4%18.0%
Bachelor's+ %
55.0%71.1%
Diversity Index
61/10047/100
Economy
ZIP 08512
Cranbury CDP, NJ
View full profile →- Median Income$115,255
- Unemployment %5.8%
- IRS Net Migration+805
- Work From Home %22.8%
ZIP 08820
South Plainfield borough, NJ
View full profile →- Median Income$168,453
- Unemployment %3.9%
- IRS Net Migration+2,536
- Work From Home %29.7%
Visual comparison (same scale)
Median Income
$115,255$168,453
Unemployment %
5.8%3.9%
IRS Net Migration
+805+2,536
Work From Home %
22.8%29.7%
Housing
ZIP 08512
Cranbury CDP, NJ
View full profile →- Median Home Value$618k
- Median Rent$1,479
- Owner Occupied %61.1%
- Broadband %94.2%
- Vacant %3.7%
- Median Year Built1981
ZIP 08820
South Plainfield borough, NJ
View full profile →- Median Home Value$598k
- Median Rent$1,715
- Owner Occupied %76.0%
- Broadband %94.8%
- Vacant %1.8%
- Median Year Built1982
Visual comparison (same scale)
Median Home Value
$618k$598k
Median Rent
$1,479$1,715
Owner Occupied %
61.1%76.0%
Broadband %
94.2%94.8%
Vacant %
3.7%1.8%
Median Year Built
19811982
Climate & Location
ZIP 08512
Cranbury CDP, NJ
View full profile →- Snow Days/Year0 days
- Elevation (ft)100 ft
- Nearest Airport15.5 miles (25.0 km)
- Distance to Coast10.5 miles (16.8 km)
ZIP 08820
South Plainfield borough, NJ
View full profile →- Snow Days/Year0 days
- Elevation (ft)90 ft
- Nearest Airport12.9 miles (20.7 km)
- Distance to Coast5.2 miles (8.4 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
100 ft90 ft
Nearest Airport
15.5 miles (25.0 km)12.9 miles (20.7 km)
Distance to Coast
10.5 miles (16.8 km)5.2 miles (8.4 km)
Infrastructure
ZIP 08512
Cranbury CDP, NJ
View full profile →- Work From Home %22.8%
- Walkability (0–100)37
- Broadband %94.2%
ZIP 08820
South Plainfield borough, NJ
View full profile →- Work From Home %29.7%
- Walkability (0–100)56
- Broadband %94.8%
Visual comparison (same scale)
Work From Home %
22.8%29.7%
Walkability (0–100)
3756
Broadband %
94.2%94.8%
Frequently Asked Questions
How do ZIP 08512 and 08820 compare?
ZIP 08512 is higher home values, more affordable rent, more diverse. ZIP 08820 is wealthier, lower poverty rate, lower unemployment, more educated, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (08512), orange the second (08820). 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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