08820 vs 08830 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 08820, Orange = ZIP 08830.
Quick verdict: ZIP 08820 is wealthier, higher home values, more affordable rent, lower poverty rate, more educated, higher work-from-home share. ZIP 08830 is lower unemployment, more diverse.
Quick Facts
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%
ZIP 08830
Iselin CDP, NJ
View full profile →- Population19,151
- Median Income$112,615
- Median Home Value$394k
- Median Rent$1,896
- Median Age38.4 yrs
- Poverty Rate6.4%
Visual comparison (same scale)
Population
39,39219,151
Median Income
$168,453$112,615
Median Home Value
$598k$394k
Median Rent
$1,715$1,896
Median Age
42.6 yrs38.4 yrs
Poverty Rate
3.5%6.4%
Demographics
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
ZIP 08830
Iselin CDP, NJ
View full profile →- White %24.6%
- Black %8.1%
- Asian %54.5%
- Hispanic %10.7%
- Age 0–17 %20.5%
- Age 18–64 %63.2%
- Age 65+ %16.3%
- Bachelor's+ %55.0%
- Diversity Index62/100
Visual comparison (same scale)
White %
18.6%24.6%
Black %
5.2%8.1%
Asian %
70.0%54.5%
Hispanic %
3.8%10.7%
Age 0–17 %
24.8%20.5%
Age 18–64 %
57.2%63.2%
Age 65+ %
18.0%16.3%
Bachelor's+ %
71.1%55.0%
Diversity Index
47/10062/100
Economy
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%
ZIP 08830
Iselin CDP, NJ
View full profile →- Median Income$112,615
- Unemployment %3.1%
- IRS Net Migration+1,233
- Work From Home %17.8%
Visual comparison (same scale)
Median Income
$168,453$112,615
Unemployment %
3.9%3.1%
IRS Net Migration
+2,536+1,233
Work From Home %
29.7%17.8%
Housing
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
ZIP 08830
Iselin CDP, NJ
View full profile →- Median Home Value$394k
- Median Rent$1,896
- Owner Occupied %66.2%
- Broadband %95.4%
- Vacant %4.0%
- Median Year Built1961
Visual comparison (same scale)
Median Home Value
$598k$394k
Median Rent
$1,715$1,896
Owner Occupied %
76.0%66.2%
Broadband %
94.8%95.4%
Vacant %
1.8%4.0%
Median Year Built
19821961
Climate & Location
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)
ZIP 08830
Iselin CDP, NJ
View full profile →- Snow Days/Year0 days
- Elevation (ft)90 ft
- Nearest Airport11.2 miles (18.1 km)
- Distance to Coast2.6 miles (4.2 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
90 ft90 ft
Nearest Airport
12.9 miles (20.7 km)11.2 miles (18.1 km)
Distance to Coast
5.2 miles (8.4 km)2.6 miles (4.2 km)
Infrastructure
ZIP 08820
South Plainfield borough, NJ
View full profile →- Work From Home %29.7%
- Walkability (0–100)56
- Broadband %94.8%
ZIP 08830
Iselin CDP, NJ
View full profile →- Work From Home %17.8%
- Walkability (0–100)71
- Broadband %95.4%
Visual comparison (same scale)
Work From Home %
29.7%17.8%
Walkability (0–100)
5671
Broadband %
94.8%95.4%
Frequently Asked Questions
How do ZIP 08820 and 08830 compare?
ZIP 08820 is wealthier, higher home values, more affordable rent, lower poverty rate, more educated, higher work-from-home share. ZIP 08830 is lower unemployment, more diverse.
What do the blue and orange colors mean?
Blue represents the first ZIP (08820), orange the second (08830). 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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