Eureka is located in Montana. Eureka, Montana has a population of 1,491. Eureka is more family-centric than the surrounding county with 21% households with children. The county percentage for households with children is 18%.
The median household income in Eureka, Montana is $32,667. The median household income for the surrounding county is $44,416 compared to the national median of $66,222. The median age of people living in Eureka is 42 years.
The average high temperature in July is 83.39 degrees, with an average low temperature in January of 14.77 degrees. The annual precipitation is 15.13.