ZIP Code Tabulation Area · Pennsylvania

ZIP Code 18018: Bethlehem, PA

ZIP Code 18018 (Bethlehem, Lehigh County, Pennsylvania) has an estimated 32,965 residents in 14,119 households. The median household income is $75,417, the median home value is $250,900 and the median gross rent is $1,364/mo. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated

Total population

32,965

Margin of error ±1,179

Median household income

$75,417

Margin of error ±$4,866

Median home value

$250,900

Margin of error ±$9,843

Median gross rent

$1,364/mo

Margin of error ±$65

Median age

39.2 yrs

Margin of error ±1.9 yrs

Mean travel time to work

21.1 min

Margin of error ±2.2 min

How ZIP 18018 compares with Pennsylvania and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 1801839.2 yrsPennsylvania40.9 yrsUnited States38.9 yrs

Median household income

ZIP 18018$75,417Pennsylvania$77,971United States$80,734

Per capita income

ZIP 18018$48,627Pennsylvania$44,355United States$44,673

Poverty rate

ZIP 1801815.2%Pennsylvania11.7%United States12.5%

Unemployment rate

ZIP 180185.5%Pennsylvania5.3%United States5.2%

Bachelor's degree or higher

ZIP 1801838.8%Pennsylvania35.2%United States35.7%

Median home value

ZIP 18018$250,900Pennsylvania$254,500United States$332,700

Median gross rent

ZIP 18018$1,364/moPennsylvania$1,209/moUnited States$1,413/mo

Owner-occupied homes

ZIP 1801853.2%Pennsylvania69.3%United States65.2%

Mean travel time to work

ZIP 1801821.1 minPennsylvania26.3 minUnited States26.4 min

Worked from home

ZIP 1801818.9%Pennsylvania15.6%United States15.1%

All figures for ZIP 18018

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 18018 — ACS 2020–2024 5-year estimates
MeasureZIP 18018Margin of errorPennsylvaniaUnited States
Total population32,965±1,17913,018,639334,922,499
Median age39.2 yrs±1.9 yrs40.9 yrs38.9 yrs
Households14,119±4055,274,853129,227,496
Median household income$75,417±$4,866$77,971$80,734
Per capita income$48,627±$11,269$44,355$44,673
Poverty rate15.2%±3.3 pts11.7%12.5%
Unemployment rate5.5%±1.4 pts5.3%5.2%
Bachelor's degree or higher38.8%±2.8 pts35.2%35.7%
Median home value$250,900±$9,843$254,500$332,700
Median gross rent$1,364/mo±$65$1,209/mo$1,413/mo
Owner-occupied homes53.2%±2.6 pts69.3%65.2%
Mean travel time to work21.1 min±2.2 min26.3 min26.4 min
Worked from home18.9%±3.3 pts15.6%15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 18018
GroupZIP 18018PennsylvaniaUnited States
White alone, not Hispanic or Latino66.0%73.0%57.4%
Black or African American alone, not Hispanic or Latino6.9%10.3%11.9%
American Indian and Alaska Native alone, not Hispanic or Latino0.0%0.1%0.5%
Asian alone, not Hispanic or Latino1.4%3.8%5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino0.0%0.0%0.2%
Some other race alone, not Hispanic or Latino0.5%0.5%0.6%
Two or more races, not Hispanic or Latino4.0%3.6%4.3%
Hispanic or Latino (of any race)21.2%8.7%19.3%

Where ZIP 18018 is

State
Pennsylvania
Main county
Lehigh County— also overlaps Northampton County
Largest overlapping place
Bethlehem (98% of the ZIP's land area)
Land area
5.17 sq mi· about 6,376 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in Lehigh County

18031 Breinigsville, PA18032 Catasauqua, PA18034 Lehigh County, PA18036 Lehigh County, PA18037 Lehigh County, PA18046 Lehigh County, PA18049 Lehigh County, PA18051 Lehigh County, PA18052 Fullerton, PA18053 Lehigh County, PA18059 Laurys Station, PA18062 Lehigh County, PA18065 Lehigh County, PA18066 Lehigh County, PA18069 Lehigh County, PA18078 Lehigh County, PA18079 Slatedale, PA18080 Lehigh County, PA18087 Trexlertown, PA18092 Lehigh County, PA18101 Allentown, PA18102 Allentown, PA18103 Allentown, PA18104 Lehigh County, PA

See every ZIP code in Pennsylvania, or compare ZIP 18018 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

  • U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
  • U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
  • Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.