Wales, 1997 vs 2001: seat-by-seat change
Every constituency in Wales compared between the 1997 and 2001 general elections: which seats changed hands and how far each swung.
| Constituency | 1997 | 2001 | Majority | Con–Lab swing |
|---|---|---|---|---|
| Aberavon | Lab | Lab | 53.4% | −4.0 |
| Alyn and Deeside | Lab | Lab | 26.0% | −6.5 |
| Blaenau Gwent | Lab | Lab | 60.9% | −4.2 |
| Brecon and Radnorshire | LD | LD | 2.0% | −5.6 |
| Bridgend | Lab | Lab | 27.2% | −4.0 |
| Caernarfon | PC | PC | 12.1% | 0 |
| Caerphilly | Lab | Lab | 37.2% | −5.1 |
| Cardiff Central | Lab | Lab | 1.9% | −0.5 |
| Cardiff North | Lab | Lab | 14.3% | −1.3 |
| Cardiff South and Penarth | Lab | Lab | 34.4% | +0.8 |
| Cardiff West | Lab | Lab | 33.2% | −2.8 |
| Carmarthen East and Dinefwr | Lab | PC gain | 6.8% | −4.1 |
| Carmarthen West and South Pembrokeshire | Lab | Lab | 12.3% | −5.1 |
| Ceredigion | PC | PC | 11.4% | −6.7 |
| Clwyd South | Lab | Lab | 26.6% | −4.3 |
| Clwyd West | Lab | Lab | 3.2% | −0.7 |
| Conwy | Lab | Lab | 18.1% | +3.7 |
| Cynon Valley | Lab | Lab | 48.2% | −2.5 |
| Delyn | Lab | Lab | 24.8% | −3.2 |
| Gower | Lab | Lab | 19.8% | −5.1 |
| Islwyn | Lab | Lab | 48.3% | −6.4 |
| Llanelli | Lab | Lab | 17.7% | −3.3 |
| Meirionnydd Nant Conwy | PC | PC | 27.0% | −1.6 |
| Merthyr Tydfil and Rhymney | Lab | Lab | 47.1% | −7.8 |
| Monmouth | Lab | Lab | 0.9% | −3.8 |
| Montgomeryshire | LD | LD | 21.5% | −4.5 |
| Neath | Lab | Lab | 42.3% | −6.8 |
| Newport East | Lab | Lab | 31.6% | −2.4 |
| Newport West | Lab | Lab | 26.5% | −4.8 |
| Ogmore | Lab | Lab | 48.0% | −6.7 |
| Pontypridd | Lab | Lab | 46.2% | −2.2 |
| Preseli Pembrokeshire | Lab | Lab | 8.0% | −6.3 |
| Rhondda | Lab | Lab | 47.2% | −3.5 |
| Swansea East | Lab | Lab | 53.7% | −5.5 |
| Swansea West | Lab | Lab | 29.8% | −3.0 |
| Torfaen | Lab | Lab | 46.2% | −5.3 |
| Vale of Clwyd | Lab | Lab | 17.8% | −2.5 |
| Vale of Glamorgan | Lab | Lab | 10.4% | −4.6 |
| Wrexham | Lab | Lab | 30.6% | −0.9 |
| Ynys-Mon | PC | Lab gain | 2.4% | +0.4 |
Official results House of Commons Library and UK Parliament election results data. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. How we use this data