The 2023–24 Ardal SW season (also known as the 2023–24 Floodlighting and Electrical Services Ardal SW season for sponsorship reasons) was the third season of the new third-tier southern region football in Welsh football pyramid, part of the Ardal Leagues.
The runners-up (Cefn Cribwr) qualified for the Ardal Southern play-off, losing and remaining in the league.
The bottom three teams (Mumbles Rangers, Penydarren BGC, and Port Talbot Town) were relegated to Tier 4.
[1][2] The teams promoted from Tier 4 were Cardiff Corinthians and Canton from the South Wales Alliance League Premier Division, and South Gower and Morriston Town from the West Wales Premier League (replacing the relegated Ardal SE teams of Garden Village, Cwmamman United, and Dinas Powys).
The teams relegated from the Cymru South were Swansea University and Ynyshir Albions (replacing the promoted Ardal SW teams of Caerau (Ely) and Baglan Dragons)).