Counties 3 Somerset

Counties 3 Somerset (formerly known as Somerset 1 or Tribute Somerset 1 for sponsorship reasons) is an English rugby union league which sits at the ninth level of league rugby union in England involving teams based in the county of Somerset as well as some teams based in Bristol. 1st, 2nd and even 3rd XV sides can participate in the division as long as they are not from the same club.

The league champions and runners up are promoted to Counties 2 Somerset while relegated teams drop to either Counties 4 Somerset North or Counties 4 Somerset South depending on location. Each year clubs in this division also take part in the RFU Junior Vase – a level 9–12 national competition.

Departing were Keynsham II, promoted to Counties 2 Somerset, while Walcott II were relegated to Counties 4 Somerset North.

Departing were Castle Cary promoted to Counties 2 Somerset while Cheddar Valley (12th) and Somerton (11th) were relegated to Counties 4 Somerset North and Counties 4 Somerset South respectively.

Departing were Nailsea & Backwell II, promoted to Counties 2 Somerset, while Imperial II were relegated.

Joining were Walcott II, Yatton and Chew Valley III.

Chew Valley III (promoted as champions from Counties 4 Somerset North) and Oldfield Old Boys II (10th in 2023–24) both started but did not complete the season meaning the remaining league fixtures were contested by ten sides.

Departing were Burnham-on-Sea II (12th) and Wiveliscombe II (11th) both relegated to Counties 4 Somerset South.