51340 Frequently Asked Questions

A: ZIP Code 51340 is Located in Fostoria Iowa. Portions of 51340 are also in Summit Township (Clay County).

A: ZIP Code 51340 is Located Entirely in Clay County Iowa.

A: The Current Sales Tax in ZIP Code 51340 is 7.0%

A: The Area Code for 51340 is 712.

A: ZIP Code 51340 is in the Iowa 4th Congressional District.

A: ZIP Code 51340 is in Iowa State House of Representatives District 10.

A: ZIP Code 51340 is in Iowa State Senate District 5.

A: The 2022 population of ZIP Code 51340 is 93. The population growth rate in 51340 is 0.00%. The population density of 51340 is 184.

A: The majority race/ethnicity of people residing in 51340 is White (96.51%).

A: The median household income in 51340 is $75,833 (2021) and the average adjusted income is $-1 ().