18015 vs 18101 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 18015, Orange = ZIP 18101.
Quick verdict: ZIP 18015 is wealthier, higher home values, more affordable rent, lower poverty rate, lower unemployment, more educated, higher work-from-home share. ZIP 18101 is more diverse.
Quick Facts
ZIP 18015
Bethlehem city, PA
View full profile →- Population34,259
- Median Income$58,470
- Median Home Value$243k
- Median Rent$1,047
- Median Age31.5 yrs
- Poverty Rate15.3%
ZIP 18101
Allentown city, PA
View full profile →- Population5,789
- Median Income$41,542
- Median Home Value$154k
- Median Rent$1,208
- Median Age30.3 yrs
- Poverty Rate25.8%
Visual comparison (same scale)
Population
34,2595,789
Median Income
$58,470$41,542
Median Home Value
$243k$154k
Median Rent
$1,047$1,208
Median Age
31.5 yrs30.3 yrs
Poverty Rate
15.3%25.8%
Demographics
ZIP 18015
Bethlehem city, PA
View full profile →- White %57.4%
- Black %10.7%
- Asian %4.5%
- Hispanic %29.4%
- Age 0–17 %17.9%
- Age 18–64 %68.6%
- Age 65+ %13.5%
- Bachelor's+ %30.7%
- Diversity Index57/100
ZIP 18101
Allentown city, PA
View full profile →- White %29.4%
- Black %27.1%
- Asian %3.3%
- Hispanic %47.0%
- Age 0–17 %17.1%
- Age 18–64 %76.0%
- Age 65+ %6.8%
- Bachelor's+ %19.2%
- Diversity Index62/100
Visual comparison (same scale)
White %
57.4%29.4%
Black %
10.7%27.1%
Asian %
4.5%3.3%
Hispanic %
29.4%47.0%
Age 0–17 %
17.9%17.1%
Age 18–64 %
68.6%76.0%
Age 65+ %
13.5%6.8%
Bachelor's+ %
30.7%19.2%
Diversity Index
57/10062/100
Economy
ZIP 18015
Bethlehem city, PA
View full profile →- Median Income$58,470
- Unemployment %9.1%
- IRS Net Migration+1,560
- Work From Home %13.1%
ZIP 18101
Allentown city, PA
View full profile →- Median Income$41,542
- Unemployment %13.5%
- IRS Net Migration+264
- Work From Home %11.3%
Visual comparison (same scale)
Median Income
$58,470$41,542
Unemployment %
9.1%13.5%
IRS Net Migration
+1,560+264
Work From Home %
13.1%11.3%
Housing
ZIP 18015
Bethlehem city, PA
View full profile →- Median Home Value$243k
- Median Rent$1,047
- Owner Occupied %50.0%
- Broadband %86.3%
- Vacant %7.7%
- Median Year Built1954
ZIP 18101
Allentown city, PA
View full profile →- Median Home Value$154k
- Median Rent$1,208
- Owner Occupied %7.7%
- Broadband %82.3%
- Vacant %9.6%
- Median Year Built1955
Visual comparison (same scale)
Median Home Value
$243k$154k
Median Rent
$1,047$1,208
Owner Occupied %
50.0%7.7%
Broadband %
86.3%82.3%
Vacant %
7.7%9.6%
Median Year Built
19541955
Climate & Location
ZIP 18015
Bethlehem city, PA
View full profile →- Snow Days/Year0 days
- Elevation (ft)860 ft
- Nearest Airport6.0 miles (9.7 km)
- Distance to Coast39.7 miles (63.9 km)
ZIP 18101
Allentown city, PA
View full profile →- Snow Days/Year0 days
- Elevation (ft)390 ft
- Nearest Airport3.7 miles (5.9 km)
- Distance to Coast44.6 miles (71.9 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
860 ft390 ft
Nearest Airport
6.0 miles (9.7 km)3.7 miles (5.9 km)
Distance to Coast
39.7 miles (63.9 km)44.6 miles (71.9 km)
Infrastructure
ZIP 18015
Bethlehem city, PA
View full profile →- Work From Home %13.1%
- Walkability (0–100)72
- Broadband %86.3%
ZIP 18101
Allentown city, PA
View full profile →- Work From Home %11.3%
- Walkability (0–100)88
- Broadband %82.3%
Visual comparison (same scale)
Work From Home %
13.1%11.3%
Walkability (0–100)
7288
Broadband %
86.3%82.3%
Frequently Asked Questions
How do ZIP 18015 and 18101 compare?
ZIP 18015 is wealthier, higher home values, more affordable rent, lower poverty rate, lower unemployment, more educated, higher work-from-home share. ZIP 18101 is more diverse.
What do the blue and orange colors mean?
Blue represents the first ZIP (18015), orange the second (18101). 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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