Statewide opinion polling for the March 2008 Democratic Party presidential primaries

This article is a collection of statewide public opinion polls that have been conducted relating to the March Democratic presidential primaries, 2008.

Mississippi
Mississippi winner: Barack Obama Format: Primary see: Mississippi Democratic primary, 2008 Date: 11 March 2008 Delegates At Stake 33 Delegates Won To be determined

Ohio
Ohio winner: Hillary Clinton Format: Primary see: Ohio Democratic primary, 2008 Date: March 4, 2008 Delegates At Stake 141 Delegates Won To be determined

Rhode Island
Rhode Island winner: Hillary Clinton Format: Primary see: Rhode Island Democratic primary, 2008 Date: March 4, 2008 Delegates At Stake 21 Delegates Won To be determined See also 

Texas
Texas winner: Hillary Clinton (overall popular vote; see Texas Democratic primary and caucuses, 2008 for details) Format: Primary-Caucus Hybrid see: Texas Democratic primary and caucuses, 2008 Date: March 4, 2008 Delegates At Stake 193 Delegates Won To be determined See also 

Vermont
Vermont winner: Barack Obama Format: Primary see: Vermont Democratic primary, 2008 Date: March 4, 2008 Delegates At Stake 15 Delegates Won To be determined See also