Warwickshire 3 was a tier 10 English Rugby Union league with teams from Warwickshire taking part. Promoted teams moved up to Warwickshire 2 and there was no relegation. Following restructuring of the Warwickshire leagues at the end of 1991–92 season, Warwickshire 3 was cancelled and the teams transferred into the newly introduced Staffordshire/Warwickshire 3 or Staffordshire/Warwickshire 4.
Original teams
When league rugby began in 1987 this division contained the following teams:
Alcester
AP Lockheed
Caludon Castle
Coventrians
Coventry Post Office
Coventry Technical
Old Warwickians
Shipston-on-Stour
Shottery
Warwick
Warwickshire 3 honours
Warwickshire 3 was a tier 10 league with promotion up to Warwickshire 2 and there was no relegation. At the end of the 1991–92 season the merging of all Staffordshire and Warwickshire leagues meant that Warwickshire 3 was discontinued.
Number of league titles
Alcester (1) Coventrians (1) Lanchester Polytechnic (1) Pinley (1) Rugby Welsh (1)