The 1985 British Speedway Championship was the 25th edition of the British Speedway Championship. The Final took place on 12 June at Brandon in Coventry, England. The Championship was won by Kenny Carter, who scored a 15-point maximum. John Davis was second, while Kelvin Tatum completed the rostrum in third place.
Carl Blackbird won the British Speedway Under 21 Championship. The final was held at Kingsmead Stadium on 15 June.