Columbia Twp is located in Ohio. Columbia Twp, Ohio has a population of 149,478.
The median household income in Columbia Twp, Ohio is $36,429. The median household income for the surrounding county is $52,389 compared to the national median of $57,652. The median age of people living in Columbia Twp is 32.4 years.
The average high temperature in July is 85.9 degrees, with an average low temperature in January of 22.1 degrees. The average rainfall is approximately 43.7 inches per year, with 13.5 inches of snow per year.