The contiguous part of the county was split to become three of the six districts of Clwyd: Alyn and Deeside, Delyn, and Rhuddlan.

The two districts of Alyn and Deeside and Delyn were merged to become a new county of Flintshire, which came into effect on 1 April 1996.

Following the 2022 election Labour formed a minority administration with informal support from the Liberal Democrats.

[6] The first election to the new council was held in 1995, initially operating as a shadow authority before coming into its powers on 1 April 1996.

By 2018, County Hall was proving very costly to maintain, while Unilever's lease of Unity House had ended and the council had tried to sell it without success.

The council therefore decided to move several departments to Unity House, which it renamed Ty Dewi Sant.

The rear wings of County Hall were then demolished in 2020, retaining only the front part of the building which includes the council chamber and some office space.