Apportionment Commission

Approved 9-District Reapportionment Plan

Adopted November 8, 2021

• Map (PDF)
• Map (Interactive)
  • Select map titled: "9 Districts - Adopted Plan Effective through 2032"
• Resolution
• Media Release

Proposed Reapportionment Plans

Plans submitted by the public as well as those proposed by the Apportionment Commission are integrated into an interactive mapping tool by Washtenaw County GIS staff. Click the link below to view submitted plans:

• Proposed Apportionment Plans / Maps (link)

Population Data & Resources

• Washtenaw County 2020 Total Population by Census Block
• Washtenaw County 2020 Total Population by City/Township/Village
• Heat Map: Washtenaw County 2020 Total Population by Census Block

US Census Data and Apportionment Plan Resources

Raw census data to be used for re-apportionment is available at this link. 

Timeline for Approval of the 2022 Reapportionment Plan

• June - August, 2021: Organizational meeting and planning discussions
• September, 2021: Receive official US Census Bureau population data, hold public hearings, draft maps & plans
• October, 2021: Hold public meetings to consider draft maps & plans
• By November 15, 2021 at Noon: Adopt final plan
• Court of Appeals Order Extending Apportionment Plan Deadline (PDF)

About the Washtenaw County Apportionment Commission

Per Michigan Compiled Laws 46.401 and 46.401, the Washtenaw County Apportionment Commission must meet "within 60 days after the publication of the latest United States official decennial census figures... [to] apportion the county into not less than 5 nor more than [21] county commissioner districts as nearly of equal population as is practicable..."

• 2012 - 2022 Apportionment Plan / Board of Commissioners District Map (PNG)
• Relevant Statutes (PDF)

Meetings