Maryland Department of Planning State Data & Analysis Center

 Legislative District Products

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​The Maryland General Assembly, und​er the Maryland Constitution, adopted new state legislative districts on February 1, 2022, based on the changes in population reported in the 2020 U.S. Census and adjusted in accordance with Maryland’s “No Representation Without Population Act” of 2010.

The Maryland Department of Planning (MDP) is the repository of the 2022​ congressional​ and 2022 legislative districts as well as historical reapportionment and redistricting maps and data. MDP is Maryland's designated state agency coordinator for the Census Redistricting Data Program with the U.S. Census Bureau.​

Senate Map 2022  House Map 2022​

​​Legislative District Maps

Click to View Legislative District Maps
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​Legislative Districts by County

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​​2022 Maryland Senate Districts

2022 Maryland House Districts

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Demographic Data Tables

Prepared by the Maryland State Data Center


  • Legislative Districts: Adjusted Population by Race and Hispanic OriginXLSX
  • Legislative Districts: Adjusted Population by Race and Hispanic Origin, 18 Years and OverXLSX
  • Legislative Districts by County: Adjusted Population by Race and Hispanic OriginXLSX
  • Legislative Districts by County: Adjusted Population by Race and Hispanic Origin, 18 Years and OverXLSX
  • Legislative Districts by Precinct: Adjusted Population by Race and Hispanic Origin​  XLSX
  • Legislative Districts by Precinct: Adjusted Population by Race and Hispanic Origin,1 8 Years and Over XLSX
  • Legislative Districts by County: Unadjusted Population by Race and Hispanic Origin XLSX
  • Legislative Districts by County: Unadjusted Population by Race and Hispanic Origin, 18 Years and Over​​XLSX​

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Maryland Department of Planning
120 E. Baltimore St, Suite 2000
Baltimore, MD 21202
(410) 767-4500