Lagan Valley is currently held by the Democratic Unionist Party, and awaits results.
Results for 2019 are notional estimates based on the new boundaries.
| Votes | Share % | Change %pts. | ||
|---|---|---|---|---|
| Jonathan Buckley Democratic Unionist Party | − | − | − | |
| Robbie Butler Ulster Unionist Party | − | − | − | |
| Sorcha-Lucy Eastwood Alliance | − | − | − | |
| Simon Lee Social Democratic and Labour Party | − | − | − | |
| Lorna Smyth Traditional Unionist Voice | − | − | − | |
| Patricia Denvir Green | − | − | − |