The median income of Twin Falls residents was an inflation-adjusted $22,895 per year. Twin Falls had 17,692 households in 2017, with a population of 47,340.
The city with the highest median resident income in the state was Hidden Springs. Hidden Springs's median income was $65,161 per year after adjusting for inflation – $42,266 more than Twin Falls. It had 852 households in 2017 and a population of 2,515.
Rexburg had the lowest annual resident income among cities in Idaho, with a median income of only $9,772 per year. That was $13,123 less than the median income in Twin Falls at the time. Rexburg had 7,942 households in 2017 and a population of 27,369.
The table below shows the top 100 cities ranked by median annual resident earnings in 2017.