The following table shows all House of Assembly electorates to be contested at the 2022 state election, ordered according to two-party-preferred margin.
| Liberal Seats | Labor Seats | ||
| Seat | Margin | Seat | Margin |
| King | LIB 0.7% | Newland | ALP 0.3% |
| Adelaide | LIB 1.0% | Mawson | ALP 0.7% |
| Elder | LIB 2.1% | Wright | ALP 3.1% |
| Colton | LIB 6.1% | Badcoe | ALP 5.2% |
| Hartley | LIB 6.5% | Lee | ALP 5.2% |
| Dunstan | LIB 7.1% | Torrens | ALP 5.6% |
| Waite | LIB 7.3% | Enfield | ALP 6.4% |
| Heysen | LIB 7.5% | Light | ALP 7.6% |
| Davenport | LIB 8.0% | Hurtle Vale | ALP 8.3% |
| Black | LIB 9.4% | Reynell | ALP 9.4% |
| Morialta | LIB 9.7% | Taylor | ALP 12.2% |
| Gibson | LIB 9.8% | Giles | ALP 14.1% |
| Unley | LIB 11.2% | West Torrens | ALP 14.3% |
| Morphett | LIB 11.6% | Cheltenham | ALP 16.2% |
| Finniss | LIB 14.4% | Kaurna | ALP 16.2% |
| Kavel | LIB 14.6% | Port Adelaide | ALP 16.8% |
| Schubert | LIB 14.9% | Elizabeth | ALP 17.2% |
| Hammond | LIB 16.8% | Ramsay | ALP 18.6% |
| Bragg | LIB 17.8% | Playford | ALP 19.0% |
| Chaffey | LIB 18.0% | Croydon | ALP 23.3% |
| Frome | LIB 18.2% | ||
| Narungga | LIB 18.2% | Florey | IND 1.9% vs ALP |
| MacKillop | LIB 25.3% | Mount Gambier | IND 10.3% vs LIB |
| Flinders | LIB 26.8% | Stuart | IND 15.6% vs LIB |