18103 vs 18018 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 18103, Orange = ZIP 18018.
Quick verdict: ZIP 18103 is wealthier, higher home values, lower poverty rate, more diverse. ZIP 18018 is more affordable rent, lower unemployment, more educated, higher work-from-home share.
Quick Facts
ZIP 18103
Allentown city, PA
View full profile →- Population47,336
- Median Income$72,545
- Median Home Value$242k
- Median Rent$1,190
- Median Age39.8 yrs
- Poverty Rate11.2%
ZIP 18018
Bethlehem city, PA
View full profile →- Population32,253
- Median Income$71,968
- Median Home Value$224k
- Median Rent$1,150
- Median Age39.5 yrs
- Poverty Rate15.9%
Visual comparison (same scale)
Population
47,33632,253
Median Income
$72,545$71,968
Median Home Value
$242k$224k
Median Rent
$1,190$1,150
Median Age
39.8 yrs39.5 yrs
Poverty Rate
11.2%15.9%
Demographics
ZIP 18103
Allentown city, PA
View full profile →- White %54.6%
- Black %9.9%
- Asian %3.1%
- Hispanic %38.2%
- Age 0–17 %21.7%
- Age 18–64 %60.4%
- Age 65+ %17.9%
- Bachelor's+ %27.5%
- Diversity Index54/100
ZIP 18018
Bethlehem city, PA
View full profile →- White %72.5%
- Black %6.3%
- Asian %1.7%
- Hispanic %23.9%
- Age 0–17 %15.5%
- Age 18–64 %65.4%
- Age 65+ %19.1%
- Bachelor's+ %37.1%
- Diversity Index41/100
Visual comparison (same scale)
White %
54.6%72.5%
Black %
9.9%6.3%
Asian %
3.1%1.7%
Hispanic %
38.2%23.9%
Age 0–17 %
21.7%15.5%
Age 18–64 %
60.4%65.4%
Age 65+ %
17.9%19.1%
Bachelor's+ %
27.5%37.1%
Diversity Index
54/10041/100
Economy
ZIP 18103
Allentown city, PA
View full profile →- Median Income$72,545
- Unemployment %5.8%
- IRS Net Migration+2,155
- Work From Home %7.7%
ZIP 18018
Bethlehem city, PA
View full profile →- Median Income$71,968
- Unemployment %5.4%
- IRS Net Migration+1,469
- Work From Home %15.6%
Visual comparison (same scale)
Median Income
$72,545$71,968
Unemployment %
5.8%5.4%
IRS Net Migration
+2,155+1,469
Work From Home %
7.7%15.6%
Housing
ZIP 18103
Allentown city, PA
View full profile →- Median Home Value$242k
- Median Rent$1,190
- Owner Occupied %62.0%
- Broadband %88.1%
- Vacant %5.0%
- Median Year Built1964
ZIP 18018
Bethlehem city, PA
View full profile →- Median Home Value$224k
- Median Rent$1,150
- Owner Occupied %54.2%
- Broadband %89.2%
- Vacant %4.0%
- Median Year Built1952
Visual comparison (same scale)
Median Home Value
$242k$224k
Median Rent
$1,190$1,150
Owner Occupied %
62.0%54.2%
Broadband %
88.1%89.2%
Vacant %
5.0%4.0%
Median Year Built
19641952
Climate & Location
ZIP 18103
Allentown city, PA
View full profile →- Snow Days/Year0 days
- Elevation (ft)390 ft
- Nearest Airport6.1 miles (9.9 km)
- Distance to Coast42.9 miles (69.1 km)
ZIP 18018
Bethlehem city, PA
View full profile →- Snow Days/Year0 days
- Elevation (ft)390 ft
- Nearest Airport3.0 miles (4.8 km)
- Distance to Coast42.7 miles (68.7 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
390 ft390 ft
Nearest Airport
6.1 miles (9.9 km)3.0 miles (4.8 km)
Distance to Coast
42.9 miles (69.1 km)42.7 miles (68.7 km)
Infrastructure
ZIP 18103
Allentown city, PA
View full profile →- Work From Home %7.7%
- Walkability (0–100)68
- Broadband %88.1%
ZIP 18018
Bethlehem city, PA
View full profile →- Work From Home %15.6%
- Walkability (0–100)75
- Broadband %89.2%
Visual comparison (same scale)
Work From Home %
7.7%15.6%
Walkability (0–100)
6875
Broadband %
88.1%89.2%
Frequently Asked Questions
How do ZIP 18103 and 18018 compare?
ZIP 18103 is wealthier, higher home values, lower poverty rate, more diverse. ZIP 18018 is more affordable rent, lower unemployment, more educated, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (18103), orange the second (18018). 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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