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The total population of Eureka is estimated to be 1,790 with 884 males (49.39%) and 906 females (50.61%). There are 22 more females than males in Eureka.
The median household income in Eureka was $41,494 in 2021, which marked an an increase of 12,457(42.90%) from $29,037 in 2020. This income is 55.62% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, Eureka sees its highest median household income among householders in the age group of 45 to 64 years old, at $68,755. Overall, the median household income for the town of Eureka stands at $41,494.
In Eureka, the median income for all workers aged 15 years and older, regardless of work hours, was $34,229 for males and $20,816 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $57,730 for males and $35,323 for females.
In Eureka, population is primarily represented by White households, reporting a median income of $42,277.
In 2022, the population of Eureka was 1,504, a 4.37% increase year-by-year from 2021. Previously, in 2021, Eureka's population was 1,441, an increase of 4.04% compared to a population of 1,385 in 2020.
The median age in Eureka, MT is 42.4, as per 2021 ACS 5-Year Estimates. Of the total population, 16.17% were under the age of 15, 20.80% aged 15 to 29, 45.82% aged 30 to 64, 14.24% aged 65 to 84, and 2.97% were 85 years of age and older.
Racial distribution of Eureka population: 92.74% are White, 3.04% are American Indian and Alaska Native and 4.22% are multiracial.