48421 Frequently Asked Questions

A: ZIP Code 48421 is Located in Columbiaville Michigan. Portions of 48421 are also in Barnes Lake, Millers Lake, Marathon Township, Deerfield Township (Lapeer County), Oregon Township, Richfield Township (Genesee County).

A: ZIP Code 48421 is Located Primarily in Lapeer County Michigan with Portions in Genesee County.

A: The Current Sales Tax in ZIP Code 48421 is 6.0%

A: The Area Code for 48421 is 810.

A: 48421 is within by the Michigan 9th Congressional District and the Michigan 8th Congressional District.

A: ZIP Code 48421 is in Michigan State House of Representatives District 67.

A: ZIP Code 48421 is in Michigan State Senate District 26.

A: The 2022 population of ZIP Code 48421 is 6592. The population growth rate in 48421 is 0.00%.

A: The majority race/ethnicity of people residing in 48421 is White (98.52%). The majority race/ethnicity of students attending public schools in 48421 is White(92.01%).

A: The median household income in 48421 is $61,184 (2021) and the average adjusted income is $55,620 (2020).