59531 Frequently Asked Questions

A: ZIP Code 59531 is Located in Joplin Montana.

A: ZIP Code 59531 is Located Entirely in Liberty County Montana.

A: The Area Code for 59531 is 406.

A: ZIP Code 59531 is in the Montana 2nd Congressional District.

A: ZIP Code 59531 is in Montana State House of Representatives District 27.

A: ZIP Code 59531 is in Montana State Senate District 14.

A: The 2022 population of ZIP Code 59531 is 385. The population growth rate in 59531 is 42.72%.

A: The majority race/ethnicity of people residing in 59531 is White (100.00%).

A: The median household income in 59531 is $46,042 (2021) and the average adjusted income is $152,500 (2021).