Opinion polling for the Democratic Party (United States) presidential primaries, 2008

This article is a collection of statewide public opinion polls that have been conducted relating to the Democratic presidential primaries, 2008. A graphic summary of the data in map form follows. For state and territory names abbreviated in the maps in this article, see: List of US postal abbreviations.

The following table shows a summary of the most recent polling data for each state, as well as completed primary and caucus results. Totals for withdrawn candidates have been placed in the "Uncommitted/Other" and "Other" columns. The pledged delegate vote estimates come from each state's primary or caucus article. Click on the specific election (link) column to see the sources used in those articles.

† Barack Obama was not on the ballot in Michigan.

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