45146 Frequently Asked Questions

A: ZIP Code 45146 is Located in Martinsville Ohio. Portions of 45146 are also in Clark Township (Clinton County), Washington Township (Clinton County), Green Township (Clinton County).

A: ZIP Code 45146 is Located Entirely in Clinton County Ohio.

A: The Current Sales Tax in ZIP Code 45146 is 7.2%

A: The Area Codes for 45146 are 326 and 937

A: ZIP Code 45146 is in the Ohio 2nd Congressional District.

A: ZIP Code 45146 is in Ohio State House of Representatives District 71.

A: ZIP Code 45146 is in Ohio State Senate District 10.

A: The 2022 population of ZIP Code 45146 is 1063. The population growth rate in 45146 is -18.22%. The population density of 45146 is 47.

A: The majority race/ethnicity of people residing in 45146 is White (99.06%).

A: The median household income in 45146 is $66,331 (2021) and the average adjusted income is $160,260 (2021).