The 2022 election to Denbighshire County Council took place on 5 May 2022 as part of the 2022 Welsh local elections. The previous elections took place in May 2017 and the next are scheduled to happen in 2027
Following a ward boundary review by the Local Democracy and Boundary Commission for Wales, the number of Denbighshire County Council wards was reduced from 30 to 29, while the number of councillors increased from 47 to 48. Twenty three wards saw no change, though other wards had their boundaries redrawn and/or their names changed.
No party gained an overall majority, though the Labour Party became the largest group. The Conservative Party lost nine seats, including that of their Group leader, Julian Thompson-Hill. The council gained its first ever representatives from the Green Party, who won seats in Prestatyn Central and St Asaph East. The overall turnout was 38.6%.
<nowiki>*</nowiki> <small>= denotes councillor elected to this ward at the 2017 elections</small>
<small>Denbighshire Council results per ward also give the number of registered electors</small>
Mendies stood unsuccessfully in the Trefnant ward in 2017. Alyn Valley is a new ward, formerly part of the Llanarmon-yn-Ial/Llandegla ward.
The former wards of Denbigh Central and Denbigh Upper/Henllan were merged, following the local government boundary review, becoming Denbigh Caledfryn Henllan. The ward retained the overall number of three councillors. Lloyd-Williams had been elected as a Labour councillor for Denbigh Upper/Henllan at the 2017 elections.
Ward boundaries remained the same, but the official name of the ward was changed from Efenechtyd to Efenechdyd.
Formed from the merger of the former Corwen and Llandrillo wards.
Moel Famau was a new ward, formed by the merger of the former Llanbedr Dyffryn Clwyd/Llangynhafal ward and the community of Llanferres. Huw Williams had been elected as a Conservative councillor for Llanbedr Dyffryn Clwyd/Llangynhafal at the 2017 elections.
Paul Penlington was elected in 2017 for the Labour Party.
The former ward of Rhyl South East was divided, following the local government boundary review, into Rhyl Trellewellyn and Rhyl Ty Newydd, with an overall increase of councillors from three to four. The two wards match the boundaries of the Trellewellyn and Ty Newydd wards to Rhyl Town Council.
Jones had previously been a councillor for the former Rhyl South East ward and had also been a cabinet member in the Conservative administration. Blakeley and Williams were also previously councillors for Rhyl South East.
The Rhyl Ty Newydd by-election was triggered by the death of Labour councillor Brian Blakeley.
By-election triggered by the death of Labour councillor Pete Prendergast.
By-election triggered by the death of Labour councillor Win Mullen-James.
By-election triggered by the resignation of Labour councillor Gill German.