61531 Frequently Asked Questions

A: ZIP Code 61531 is Located in Farmington Illinois. Portions of 61531 are also in Farmington Township, Trivoli Township, Salem Township (Knox County), Canton Township.

A: ZIP Code 61531 is Located Primarily in Fulton County Illinois with Portions in Peoria County.

A: The Current Sales Tax in ZIP Code 61531 is 7.8%

A: The Area Code for 61531 is 309.

A: ZIP Code 61531 is in the Illinois 17th Congressional District.

A: 61531 is within Illinois State House of Representatives District 93 and Illinois State House of Representatives District 94.

A: ZIP Code 61531 is in Illinois State Senate District 47.

A: The 2022 population of ZIP Code 61531 is 3144. The population growth rate in 61531 is 0.00%. The population density of 61531 is 80.

A: The majority race/ethnicity of people residing in 61531 is White (96.39%). The majority race/ethnicity of students attending public schools in 61531 is White(93.91%).

A: The median household income in 61531 is $58,220 (2021) and the average adjusted income is $446,930 (2021).
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