Opinion polling by state for the United States presidential election, 2008 (Connecticut) Connecticut Connecticut

| Poll_Source | Sample_Size | Margin_of_Error | Date_ | Democrat | Republican |
|---|---|---|---|---|---|
| Quinnipiac | 1029 | 3.1 | Nov 1-5, 2007 | Hillary Clinton | John McCain |
| Quinnipiac | 1029 | 3.1 | Nov 1-5, 2007 | Hillary Clinton | Mitt Romney |
| Quinnipiac | 1029 | 3.1 | Nov 1-5, 2007 | Hillary Clinton | Fred Thompson |
| Quinnipiac | 1029 | 3.1 | Nov 1-5, 2007 | John Edwards | Rudy Giuliani |
| Quinnipiac | 1029 | 3.1 | Nov 1-5, 2007 | Barack Obama | Rudy Giuliani |
| Quinnipiac | 1391 | 2.6 | Oct 9-15, 2007 | Hillary Clinton | Rudy Giuliani |
| Quinnipiac | 1427 | 2.6 | May 2-7, 2007 | Hillary Clinton | Rudy Giuliani |
| Quinnipiac | 1427 | 2.6 | May 2-7, 2007 | Hillary Clinton | John McCain |
| Quinnipiac | 1427 | 2.6 | May 2-7, 2007 | Hillary Clinton | Fred Thompson |
| Quinnipiac | 1427 | 2.6 | May 2-7, 2007 | Barack Obama | Rudy Giuliani |
| Quinnipiac | 1427 | 2.6 | May 2-7, 2007 | Barack Obama | John McCain |