Caerphilly is currently held by the Labour Party, and awaits results.
Results for 2019 are notional estimates based on the new boundaries.
| Votes | Share % | Change %pts. | ||
|---|---|---|---|---|
| Steve Aicheler Liberal Democrat | − | − | − | |
| Chris Evans Labour | − | − | − | |
| Mark Thomas Green | − | − | − | |
| Lindsay Whittle Plaid Cymru | − | − | − | |
| Brandon Gorman Conservative | − | − | − | |
| Joshua Kim Reform UK | − | − | − |