Port William is located in Ohio. Port William, Ohio has a population of 246. Port William is more family-centric than the surrounding county with 41.38% of the households containing married families with children. The county average for households married with children is 27.81%.
The median household income in Port William, Ohio is $35,577. The median household income for the surrounding county is $49,997 compared to the national median of $57,652. The median age of people living in Port William is 31.3 years.
The average high temperature in July is 84 degrees, with an average low temperature in January of 20.5 degrees. The average rainfall is approximately 41.4 inches per year, with 18.3 inches of snow per year.