CensusEasy
ZIP CODE TABULATION AREA

18078

Pennsylvania · 7,857 residents · 15.552 sq mi
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ZIP 18078 is significantly wealthier than the US average, with a median household income of $120,857. Population has held roughly steady since 2024. 45% of adults hold a bachelor's degree or higher. Median home value is $385,400. Households here earn about 51% more than the Lehigh County median. Among the 25 ZIP codes in Lehigh County, 18078 ranks 5th by median household income.

$120,857
US average: $82,259
$385,400
US average: $376,019
45.4%
US average: 35.6%
Age, sex & households
Under 18
28.5%
Age 65+
17.9%
49.1%
50.9%
2.81 people
Race & ethnicity · 2024
2024
White, non-Hispanic85.1%(6,685)
Black0%(3)
Hispanic / Latino11%(864)
Asian2%(156)
Other1.9%(149)
Diversity Score32.9%(2,585)
Housing
Commute & vehicles
Work & employment
People & community
Affordability & inequality
Within Lehigh County
Income rank vs other ZIPs
LOWEST5TH OF 25HIGHEST
Adjacent ZIPs
18018$75,417
18031$113,625
18032$81,098
18034$153,200
Frequently asked

How many people live in ZIP code 18078?

ZIP code 18078 has about 7,857 residents according to the 2024 American Community Survey.

What is the median household income in ZIP code 18078?

The typical household in ZIP code 18078 earns about $120,857 a year. Half of households make more than that, and half make less.

Is ZIP code 18078 expensive?

In ZIP code 18078, the median home is worth about $385,400, and the typical rent is about $1,238 a month.

How educated are people in ZIP code 18078?

About 45.4% of adults age 25 and over in ZIP code 18078 hold a bachelor's degree or higher.

What is the poverty rate in ZIP code 18078?

About 7.4% of people in ZIP code 18078 live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR · ZCTA · UPDATED 2024