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ZIP Code 18105

Primary City:Allentown, PA (View All Cities)
ZIP Type: PO Box (Reserve a PO Box)
County: Lehigh County
Timezone: Eastern (5:10pm)
Area code: 484 (Area Code Map)
Coordinates:40.61, -75.47
ZIP (~1700 yard radius)

Cities in ZIP code 18105

The cities below are at least partially located in ZIP code 18105. In addition to the primary city for a ZIP code, USPS also publishes a list of other acceptable cities that can be used with ZIP code 18105. However, if you are mailing something to ZIP code 18105, you should not use any of the cities listed as unacceptable. Choose from the primary or acceptable cities when mailing your package or letter.

Primary city:
Allentown, PA

Stats and Demographics for the 18105 ZIP Code

ZIP code 18105 is located in southeast Pennsylvania and covers a slightly less than average land area compared to other ZIP codes in the United States. It also has a slightly higher than average population density.

The people living in ZIP code 18105 are primarily white. The number of seniors is extremely large while the number of people in their late 20s to early 40s is extremely small. The percentage of children under 18 living in the 18105 ZIP code is extremely small compared to other areas of the country.

Population 12
Population Density 1,558 people per sq mi
Housing Units 0
Land Area 0.01 sq mi
Water Area 0.00 sq mi
Occupied Housing Units 0

Estimated Population over Time

Total Population by Age

Median Age: 84Male Median Age: 85Female Median Age: 77

Under 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485 Plus


 Male 6 50%
 Female 6 50%


 White 12 100%
 Black Or African American 0 0%
 American Indian Or Alaskan Native 0 0%
 Asian 0 0%
 Native Hawaiian & Other Pacific Islander 0 0%
 Other Race 0 0%
 Two Or More Races 0 0%

Real Estate and Housing

Housing Type

 In Occupied Housing Units 0 0%
 Correctional Facility For Adults 0 0%
 Juvenile Facilities 0 0%
 Nursing Facilities 10 83%
 Other Institutional 2 17%
 College Student Housing 0 0%
 Military Quarters 0 0%
 Other Noninstitutional 0 0%
Housing Type

Employment, Income, Earnings, and Work

Employment Status

 Worked Full-time with Earnings 4 6%
 Worked Part-time with Earnings 0 0%
 No Earnings 63 94%
Employment Status

Average Household Income over Time

Annual Individual Earnings

Source of Earnings

 Worked Full-time with Earnings 4 6%
 Worked Part-time with Earnings 0 0%
 No Earnings 63 94%
Source of Earnings

Schools and Education

Compared to other ZIPs, 18105 has a very small percentage of people that did not graduate high school. The area has some of the highest percentages of people who attended college of any ZIP.

Educational Attainment For The Population 25 Years And Over

 Less than High School Diploma 0 0%
 High School Graduate 13 52%
 Associate's degree 0 0%
 Bachelor's degree 12 48%
 Master's degree 0 0%
 Professional school degree 0 0%
 Doctorate degree 0 0%
Educational Attainment For The Population 25 Years And Over

Nearby ZIP Codes