08520 vs 08540 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 08520, Orange = ZIP 08540.
Quick verdict: ZIP 08520 is more affordable rent, lower poverty rate, lower unemployment. ZIP 08540 is wealthier, higher home values, more diverse, more educated, higher work-from-home share.
Quick Facts
ZIP 08520
Twin Rivers CDP, NJ
View full profile →- Population29,321
- Median Income$116,282
- Median Home Value$362k
- Median Rent$1,451
- Median Age40.7 yrs
- Poverty Rate5.5%
ZIP 08540
Princeton, NJ
View full profile →- Population49,499
- Median Income$169,898
- Median Home Value$723k
- Median Rent$1,970
- Median Age40.1 yrs
- Poverty Rate8.1%
Visual comparison (same scale)
Population
29,32149,499
Median Income
$116,282$169,898
Median Home Value
$362k$723k
Median Rent
$1,451$1,970
Median Age
40.7 yrs40.1 yrs
Poverty Rate
5.5%8.1%
Demographics
ZIP 08520
Twin Rivers CDP, NJ
View full profile →- White %55.2%
- Black %8.7%
- Asian %19.1%
- Hispanic %24.9%
- Age 0–17 %22.7%
- Age 18–64 %62.7%
- Age 65+ %14.5%
- Bachelor's+ %45.8%
- Diversity Index59/100
ZIP 08540
Princeton, NJ
View full profile →- White %54.0%
- Black %5.6%
- Asian %31.2%
- Hispanic %6.7%
- Age 0–17 %23.1%
- Age 18–64 %62.0%
- Age 65+ %14.9%
- Bachelor's+ %82.4%
- Diversity Index60/100
Visual comparison (same scale)
White %
55.2%54.0%
Black %
8.7%5.6%
Asian %
19.1%31.2%
Hispanic %
24.9%6.7%
Age 0–17 %
22.7%23.1%
Age 18–64 %
62.7%62.0%
Age 65+ %
14.5%14.9%
Bachelor's+ %
45.8%82.4%
Diversity Index
59/10060/100
Economy
ZIP 08520
Twin Rivers CDP, NJ
View full profile →- Median Income$116,282
- Unemployment %4.0%
- IRS Net Migration+1,887
- Work From Home %18.0%
ZIP 08540
Princeton, NJ
View full profile →- Median Income$169,898
- Unemployment %4.0%
- IRS Net Migration+3,186
- Work From Home %35.1%
Visual comparison (same scale)
Median Income
$116,282$169,898
Unemployment %
4.0%4.0%
IRS Net Migration
+1,887+3,186
Work From Home %
18.0%35.1%
Housing
ZIP 08520
Twin Rivers CDP, NJ
View full profile →- Median Home Value$362k
- Median Rent$1,451
- Owner Occupied %69.3%
- Broadband %92.5%
- Vacant %5.1%
- Median Year Built1975
ZIP 08540
Princeton, NJ
View full profile →- Median Home Value$723k
- Median Rent$1,970
- Owner Occupied %63.4%
- Broadband %94.8%
- Vacant %6.3%
- Median Year Built1985
Visual comparison (same scale)
Median Home Value
$362k$723k
Median Rent
$1,451$1,970
Owner Occupied %
69.3%63.4%
Broadband %
92.5%94.8%
Vacant %
5.1%6.3%
Median Year Built
19751985
Climate & Location
ZIP 08520
Twin Rivers CDP, NJ
View full profile →- Snow Days/Year0 days
- Elevation (ft)100 ft
- Nearest Airport14.5 miles (23.4 km)
- Distance to Coast11.0 miles (17.7 km)
ZIP 08540
Princeton, NJ
View full profile →- Snow Days/Year0 days
- Elevation (ft)100 ft
- Nearest Airport10.3 miles (16.5 km)
- Distance to Coast11.7 miles (18.8 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
100 ft100 ft
Nearest Airport
14.5 miles (23.4 km)10.3 miles (16.5 km)
Distance to Coast
11.0 miles (17.7 km)11.7 miles (18.8 km)
Infrastructure
ZIP 08520
Twin Rivers CDP, NJ
View full profile →- Work From Home %18.0%
- Walkability (0–100)41
- Broadband %92.5%
Visual comparison (same scale)
Work From Home %
18.0%35.1%
Walkability (0–100)
4152
Broadband %
92.5%94.8%
Frequently Asked Questions
How do ZIP 08520 and 08540 compare?
ZIP 08520 is more affordable rent, lower poverty rate, lower unemployment. ZIP 08540 is wealthier, higher home values, more diverse, more educated, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (08520), orange the second (08540). 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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