Michigan's 30th House of Representatives district (also referred to as Michigan's 30th House district) is a legislative district within the Michigan House of Representatives located in parts of Lenawee and Monroe counties.

[2] The district was created in 1965, when the Michigan House of Representatives district naming scheme changed from a county-based system to a numerical one.

[3] After redistricting in 2022, the 30th District includes all of southern Monroe County, Monroe Charter Township and the City of Monroe.

It also extends north to include Detroit Beach and west to include Britton and Deerfield in Lenawee County.

[4]