[1] The first round of matches began on 13 April and the final round of matches were scheduled to end on 27 September.
[2][3][4] In September 2018, the match between Somerset and Lancashire at Taunton finished as a tie.
[6] By winning their game against Worcestershire between the 10th and 13 September, Surrey took an unassailable lead at the top of Division One, making them champions.
Team promoted from Division Two in 2017 Team relegated from Division One in 2017 Fixtures for the 2018 County Championship were announced on 29 November 2017, with the previous season's champions Essex beginning the defence of their title against Yorkshire at Headingley.
Teams receive 16 points for a win, 8 for a tie and 5 for a draw.