Notional results for a UK general election on 5 May 2005 North East, England - by vote share
| Ranking | Constituency | Winning party | Vote share |
| 1 | Easington | Lab | 71.3% |
| 2 | Washington and Sunderland West | Lab | 68.8% |
| 3 | North Durham | Lab | 64.1% |
| 4 | Houghton and Sunderland South | Lab | 62.0% |
| 5 | Gateshead | Lab | 61.4% |
| 6 | South Shields | Lab | 60.8% |
| 7 | North Tyneside | Lab | 59.4% |
| 8 | Sedgefield | Lab | 59.0% |
| 9 | Jarrow | Lab | 58.8% |
| 10 | Middlesbrough | Lab | 57.6% |
| 11 | Wansbeck | Lab | 55.2% |
| 12 | Blyth Valley | Lab | 55.0% |
| 13 | Stockton North | Lab | 54.8% |
| 14 | North West Durham | Lab | 53.9% |
| 15 | Newcastle upon Tyne East | Lab | 52.8% |
| 16 | Berwick-upon-Tweed | LD | 52.6% |
| 17 | Darlington | Lab | 52.3% |
| 18 | Blaydon | Lab | 51.6% |
| 19 | Hartlepool | Lab | 51.5% |
| 20 | Redcar | Lab | 51.4% |
| 21 | Newcastle upon Tyne Central | Lab | 50.6% |
| 22 | Middlesbrough South and East Cleveland | Lab | 50.3% |
| 23 | Sunderland Central | Lab | 50.0% |
| 24 | Bishop Auckland | Lab | 50.0% |
| 25 | Newcastle upon Tyne North | Lab | 49.8% |
| 26 | Tynemouth | Lab | 48.3% |
| 27 | Stockton South | Lab | 47.7% |
| 28 | City of Durham | Lab | 47.2% |
| 29 | Hexham | Con | 42.4% |
Estimates of the 2005 general election result in new constituencies
Professors Colin Rallings and Michael Thrasher, at The Elections Centre of the University of Exeter, produced estimates of the 2005 general election result as if the new constituencies recommended by the separate Parliamentary Boundary Commissions for England, Wales and Northern Ireland had then been in existence.