Michigan's 31st House of Representatives district (also referred to as Michigan's 31st House district) is a legislative district within the Michigan House of Representatives located in parts of Lenawee, Monroe, Washtenaw, and Wayne 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] 
  List of representatives
  Recent elections
        Historical district boundaries
  References
   - ^ "State House District 31, MI". Census Reporter. 
- ^ "Hickory_House". Michigan. Retrieved September 27, 2022. 
- ^ "Speakers Pro Tempore of the House of Representatives, 1835–2015" (PDF). Michigan Legislature. Retrieved June 10, 2020. 
- ^ "Legislator Details -   Lucille H. McCollough". Library of Michigan. Retrieved April 22, 2021. 
- ^ a b "Legislator Details -   William J. Runco". Library of Michigan. Retrieved April 22, 2021. 
- ^ a b "Legislator Details -   Agnes M. Dobronski". Library of Michigan. Retrieved April 22, 2021. 
- ^ "Michigan Manual Ch. III - State Representative William J. Runco" (PDF). Michigan Legislature. Retrieved April 22, 2021. 
- ^ "Legislator Details -   Sharon L. Gire". Library of Michigan. Retrieved April 22, 2021. 
- ^ "Legislator Details -   Paul Gieleghem". Library of Michigan. Retrieved April 22, 2021. 
- ^ "Legislator Details -   Fred Miller". Library of Michigan. Retrieved April 22, 2021. 
- ^ "Legislator Details -   Marilyn Lane". Library of Michigan. Retrieved April 22, 2021. 
- ^ "Legislator Details -   William Sowerby". Library of Michigan. Retrieved April 22, 2021. 
- ^ "Legislator Details -   Reggie Miller". Library of Michigan. Retrieved January 1, 2023. 
- ^ "2020 Michigan Election Results". Lansing: Michigan Department of State. Retrieved April 22, 2021. 
- ^ "2018 Michigan Election Results". Lansing: Michigan Department of State. Retrieved June 9, 2020. 
- ^ "2016 Michigan Election Results". Lansing: Michigan Department of State. Retrieved June 9, 2020. 
- ^ "2014 Michigan Election Results". Lansing: Michigan Department of State. Retrieved June 9, 2020. 
- ^ "2012 Michigan Election Results". Lansing: Michigan Department of State. Retrieved June 9, 2020. 
- ^ "2010 Michigan Election Results". Lansing: Michigan Department of State. Retrieved June 9, 2020. 
- ^ "2008 Michigan Election Results". Lansing: Michigan Department of State. Retrieved June 9, 2020. 
- ^ "Michigan Manual 1965/1966". Michigan Legislature. 1965. p. 384. Retrieved September 27, 2022. 
- ^ "Michigan Manual 1975/1976". Michigan Legislature. 1975. p. 466. Retrieved September 27, 2022. 
- ^ "REPRESENTATIVE DISTRICTS" (PDF). Michigan Legislature. 1989. Retrieved September 27, 2022. 
- ^ "REPRESENTATIVE DISTRICTS" (PDF). Michigan Legislature. 1995. Retrieved September 27, 2022. 
- ^ "REPRESENTATIVE DISTRICTS" (PDF). Michigan Legislature. 2001. Retrieved September 27, 2022. 
- ^ "MICHIGAN STATE HOUSE DISTRICT 31" (PDF). Archived from the original (PDF) on April 15, 2022. Retrieved September 27, 2022.