McKinleyville is located in California. McKinleyville, California has a population of 16,963. McKinleyville is more family-centric than the surrounding county with 27.05% of the households containing married families with children. The county average for households married with children is 26.15%.
The median household income in McKinleyville, California is $52,136. The median household income for the surrounding county is $43,718 compared to the national median of $57,652. The median age of people living in McKinleyville is 37.2 years.
The average high temperature in July is 61.8 degrees, with an average low temperature in January of 39.1 degrees. The average rainfall is approximately 54 inches per year, with 0.2 inches of snow per year.
