2010 Maryland House of Delegates election

The 2010 Maryland House of Delegates election was held on November 2, 2010, electing all 141 members of the chamber. This coincided with the election of all 47 of Maryland's state senators, along with other statewide offices.

Democrats

 * 1) District 3A: Sue Hecht retired.
 * 2) District 8: Todd Schuler retired to run for the Baltimore County Council in District 6.
 * 3) District 14: Herman L. Taylor Jr. retired to run for Congress in Maryland's 4th congressional district.
 * 4) District 14: Karen S. Montgomery retired to run for state senator in District 14.
 * 5) District 15: Craig L. Rice retired to run for the Montgomery County Council in District 2.
 * 6) District 16: Karen Britto retired.
 * 7) District 19: Henry B. Heller retired.
 * 8) District 19: Roger Manno retired to run for state senator in District 19.
 * 9) District 23A: Gerron Levi retired to run for Prince George's County Executive.
 * 10) District 24: Joanne C. Benson retired to run for state senator in District 24.
 * 11) District 28: Murray D. Levy retired.
 * 12) District 38B: James N. Mathias Jr. retired to run for state senator in District 38.
 * 13) District 39: Saqib Ali retired to run for state senator in District 39.
 * 14) District 43: Scherod C. Barnes retired to run for the Baltimore City Council in District 4.
 * 15) District 46: Carolyn J. Krysiak retired.
 * 16) District 47: Victor R. Ramirez retired to run for state senator in District 47.

Republicans

 * 1) District 2B: Christopher B. Shank retired to run for state senator in District 2.
 * 2) District 4A: Joseph R. Bartlett retired.
 * 3) District 5A: Tanya Thornton Shewell retired.
 * 4) District 7: J. B. Jennings retired to run for state senator in District 7.
 * 5) District 33A: James King retired to run for state senator in District 33.
 * 6) District 36: Mary Roe Walkup retired.
 * 7) District 38A: Carolyn J. Elmore retired.

Democrats

 * 1) District 34A: B. Daniel Riley lost renomination to Mary-Dulany James and Marla Posey-Moss.
 * 2) District 44: Ruth M. Kirk lost renomination to Keiffer Mitchell Jr., Keith E. Haynes, and Melvin L. Stukes.

Republicans

 * 1) District 3B: Charles A. Jenkins lost renomination to Michael Hough.
 * 2) District 4A: Paul S. Stull lost renomination to Kelly Schulz and Kathy Afzali.
 * 3) District 36: Richard A. Sossi lost renomination to Stephen S. Hershey Jr.

Democrats

 * 1) District 27B: Sue Kullen lost to Mark N. Fisher.
 * 2) District 30: Virginia P. Clagett lost to Herbert H. McMillan.