18104 Frequently Asked Questions

A: ZIP Code 18104 is Located in Allentown Pennsylvania. Portions of 18104 are also in Cetronia, Dorneyville, Fullerton, Wescosville, South Whitehall Township, North Whitehall Township, Upper Macungie Township, Whitehall Township, Lower Macungie Township.

A: ZIP Code 18104 is Located Entirely in Lehigh County Pennsylvania.

A: The Current Sales Tax in ZIP Code 18104 is 6.0%

A: The Area Codes for 18104 are 484, 610 and 835

A: ZIP Code 18104 is in the Pennsylvania 7th Congressional District.

A: 18104 is within Pennsylvania State House of Representatives District 132, Pennsylvania State House of Representatives District 133, Pennsylvania State House of Representatives District 183 and Pennsylvania State House of Representatives District 187.

A: 18104 is within Pennsylvania State Senate District 14 and Pennsylvania State Senate District 16.

A: The 2022 population of ZIP Code 18104 is 46259. The population growth rate in 18104 is 3.11%.

A: The majority race/ethnicity of people residing in 18104 is White (72.48%). The majority race/ethnicity of students attending public schools in 18104 is Hispanic(41.33%).

A: The median household income in 18104 is $76,972 (2021) and the average adjusted income is $84,970 (2020).