Bethlehem is located in Pennsylvania. Bethlehem, Pennsylvania 18018has a population of 77,554. Bethlehem 18018 is less family-centric than the surrounding county with 24.75% households with children. The county percentage for households with children is 29%.
The median household income in Bethlehem, Pennsylvania 18018 is $58,226. The median household income for the surrounding county is $65,467 compared to the national median of $66,222. The median age of people living in Bethlehem 18018 is 38 years.
The average high temperature in July is 83.9 degrees, with an average low temperature in January of 19.1 degrees. The annual precipitation is 45.17.