2018–19 West Region Premiership
The 2018–19 West Region Premiership was the first season of the West Region Premiership the newly named and expanded top tier of league competition for SJFA West Region member clubs, and the 17th season since the West Region began in 2002. It was the first season after the reconstruction of the West Region into four regionwide divisions.
The league consisted of 16 clubs, 10 from the 2017–18 West of Scotland Super League Premier Division, four from the 2017–18 West of Scotland Super League First Division and the two play-off winners.
Auchinleck Talbot won the title on 15 May 2019 after a 5–0 win over Troon. As champions they entered the Preliminary Round of the 2019–20 Scottish Cup.
Teams
Member clubs for the 2018–19 season
were the defending champions.Petershill, Cambuslang Rangers, Largs Thistle and Renfrew were promoted from the old West of Scotland Super League First Division to allow the new division to expand from 12 to 16 teams.
Irvine Meadow and Troon claimed the final spots after beating Arthurlie and Girvan respectively in the West Region League play-offs.
| Club | Location | Ground | Capacity | Seats | Floodlit | Manager | Finishing position 2017–18 |
| Auchinleck Talbot | Auchinleck | Beechwood Park | 2,600 | 500 | No | Tommy Sloan | 2nd |
| Beith | Beith | Bellsdale Park | 1,500 | 0 | No | John Millar | 1st |
| Cambuslang Rangers | Cambuslang | Somervell Park | 3,000 | 0 | No | Alan Paterson | 2nd in First Division |
| Clydebank | Clydebank | Lochburn Park1 | 1800 | 205 | Yes | Kieran McAnespie | 10th |
| Cumnock | Cumnock | Townhead Park | 3,000 | 0 | Yes | Paul Burns | 9th |
| Glenafton Athletic | New Cumnock | Loch Park | 3,400 | 250 | No | Craig McEwan | 7th |
| Hurlford United | Hurlford | Blair Park | 1,500 | 0 | No | Darren Henderson | 8th |
| Irvine Meadow | Irvine | Meadow Park | 5,200 | 700 | No | Brian McGinty | 5th in First Division |
| Kilbirnie Ladeside | Kilbirnie | Valefield Park | 3,000 | 0 | No | Liam McGuinness | 5th |
| Kilwinning Rangers | Kilwinning | Abbey Park | 2,500 | 0 | No | Chris Strain | 4th |
| Kirkintilloch Rob Roy | Cumbernauld | Guy's Meadow2 | 2,500 | 0 | No | Stuart Maxwell | 6th |
| Largs Thistle | Largs | Barrfields Stadium | 4,500 | 800 | No | Stuart Davidson | 3rd in First Division |
| Petershill | Springburn, Glasgow | Petershill Park | 1,500 | 500 | Yes | Willie Paterson | 1st in First Division |
| Pollok | Newlands, Glasgow | Newlandsfield Park | 4,000 | 0 | No | Murdo Mackinnon | 3rd |
| Renfrew | Renfrew | New Western Park | 1,500 | 500 | Yes | Colin Clark and Martin Ferry | 4th in First Division |
| Troon | Troon | Portland Park | 2,600 | 0 | No | Jim Kirkwood | 6th in First Division |
1 Groundsharing with Maryhill.
2 Groundsharing with Cumbernauld United.