Williams Twp is located in Pennsylvania. Williams Twp, Pennsylvania has a population of 13,522.
The median household income in Williams Twp, Pennsylvania is $46,835. The median household income for the surrounding county is $65,390 compared to the national median of $57,652. The median age of people living in Williams Twp is 34.2 years.
The average high temperature in July is 83 degrees, with an average low temperature in January of 19.1 degrees. The average rainfall is approximately 48.4 inches per year, with 39.6 inches of snow per year.