US ZIP Code
18101

Allentown, PA

Lehigh County  ·  Pennsylvania

● Active
👥 5,789 Population ↑ 23% since 2019
💰 $41,542 Median HH Income
▼ 46% below avg ↑ 58% since 2019
🎂 30.3 Median Age ↓ 3% since 2019
🏠 $153,800 Median Home Value
▼ 45% below avg ↑ 24% since 2019
🎓 25.9% College Grads
▼ 33% below avg
📊 13.5% Unemployment
▲ 176% above avg ↑ 37% since 2019
ZIP Code Details
ZIP Code18101
CityAllentown
StatePennsylvania (PA)
CountyLehigh County
Area Code484/610/835
Elevation309 ft
Latitude40.603231
Longitude-75.469505
TimezoneNew York (DST)
FIPS42077
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 55.4% (3,209) Female 44.6% (2,580) ♀

Race & Ethnicity

White: 21.8%Hispanic: 47%Black: 26.6%Asian: 3.3%Other: 0.9%Race
White21.8%
Hispanic47.0%
Black26.6%
Asian3.3%
Other0.9%

Age Breakdown

Under 5
5%
5–17
12%
18–24
17%
25–44
39%
45–64
20%
65+
4%

Key Indicators

Median Age30.3 yrs ↓ 3% since 2019
Avg Household Size1.98
Below Poverty21.9% ▲ 119% above avg
College Grads25.9% ▼ 33% below avg
Unemployment13.5% ▲ 176% above avg
No HS Diploma132 (4.2%)
HS Graduate1,212 (38.5%)
Some College407 (12.9%)
Associates580 (18.4%)
Bachelors108 (3.4%)
Graduate Degree706 (22.4%)

Education

No HS: 4.2%HS Grad: 38.5%Some College: 12.9%Associates: 18.4%Bachelors: 3.4%Graduate: 22.4%Edu
No HS4.2%
HS Grad38.5%
Some College12.9%
Associates18.4%
Bachelors3.4%
Graduate22.4%
Housing & Income

Housing Tenure

Owner: 7.7%Renter: 92.3%Tenure
Owner7.7%
Renter92.3%

Home Value Distribution

$50k–100k
8%
$100k–150k
40%
$150k–200k
20%
$200k–300k
27%
Over $500k
5%

Financials

Median HH Income$41,542 ▼ 46% below avg ↑ 58% since 2019
Median Home Value$153,800 ▼ 45% below avg ↑ 24% since 2019
Home/Income Ratio3.7x (nat avg ~3.5x)
Median Rent$1,337/mo ↑ 79% since 2019
Total Units2,686
Vacant Units258
Avg HH Size1.98

Income Distribution

Under $25k
25%
$25k–50k
34%
$50k–75k
12%
$75k–100k
11%
$100k–150k
9%
$150k–200k
6%
Over $200k
3%
Employment & Commute

How People Get to Work

Drove Alone
67%
Public Transit
5%
Walked
15%
Work From Home
13%

Commute Time

Under 15 min
20%
15–30 min
51%
30–45 min
17%
Over 45 min
12%
Housing Stock

Year Built

Before 1940
10%
1940s–1950s
6%
1960s–1970s
6%
1980s–1990s
4%
2000+
75%

Summary

Total Units2,686
Vacant258
Owner Occupied7.7%
Renter Occupied92.3%
Avg HH Size1.98
Frequently Asked Questions
ZIP code 18101 is in Allentown, PA, in Lehigh County.
ZIP code 18101 is located in Pennsylvania (PA).
ZIP code 18101 is in Lehigh County, PA.
ZIP 18101 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 18101 is 5,789 people (ACS 2023).
The median household income in ZIP code 18101 is $41,542 (ACS 2023).
The median home value in ZIP 18101 is $153,800 (ACS 2023).
About ZIP Code 18101

ZIP code 18101 is located in Allentown, Pennsylvania, within Lehigh County. With a population of 5,789, this is a lightly populated ZIP code with a relatively young community — the median age is 30.3 years. Economically, 18101 is a working-class ZIP code: the median household income of $41,542 is below the national average.

Real estate in ZIP code 18101 represents an affordable housing market. The median home value of $153,800 is below the national average. Renters can expect to pay around $1,337 per month in median rent. This is predominantly a renter community, with 92.3% of occupied units rented — typical of urban and transitional neighborhoods. Median home values have increased by 24% since 2019.

The population of 18101 is racially diverse, with Hispanic as the largest group at 47.0%. Residents are moderately educated — 25.9% hold a bachelor's degree or higher, which is below the national average. Poverty affects a significant share of residents at 21.9%. Household income has grown by 58% since 2019.

The unemployment rate in 18101 stands at 13.5%, which is more than double the national average. About 11% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 58%.

Overall, ZIP code 18101 in Allentown, PA is characterized as working-class, moderately educated, and a relatively young community. With 5,789 residents, a median household income of $41,542, and a median home value of $153,800, it offers a clear picture of life in this part of Pennsylvania.