Eureka is located in California. Eureka, California has a population of 27,024. Eureka is less family-centric than the surrounding county with 25.21% of the households containing married families with children. The county average for households married with children is 26.15%.
The median household income in Eureka, California is $39,720. 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 Eureka is 37.5 years.
The average high temperature in July is 63.4 degrees, with an average low temperature in January of 41.1 degrees. The average rainfall is approximately 55.7 inches per year, with 0.2 inches of snow per year.