Council profile

Merthyr Tydfil

Data through 26 October 2026

Welsh council · Wales · 30 seats in 11 wards · All seats elected every five years · Next election 6 May 2027

Independents run Merthyr Tydfil Council as a minority administration. The council has 30 councillors in 11 wards. Seats by party: Other 15, Labour 15. The next election is on 6 May 2027.

Seats by party

Independent (Minority)
30 seats - 16 for a majority
15
15
Labour 15Other 15
Seat changes since the 5 May 2022 election No change since the election.
Vote share at the 5 May 2022 election (30 seats, all wards)
ShareSeats won
Other62.5%15
Labour30.0%15
Plaid Cymru6.0%0
Conservative0.9%0
Green0.6%0
Next election
6 May 2027
all 30 seats up, then every five years
Largest groups
Labour 15, Independents and others 15
1 short of the 16 needed for a majority
Closest result
Independent won the last seat by 5 votes over Labour, 5 May 2022
Latest by-election
Labour gain from Independent, 25 June 2026 (2 since 2021)
Constituencies
2024Now
Voted Leave in 2016
56%
GB 52%

Who holds each ward

Bedlinog and TrelewisCyfarthfaDowlais and PantGurnosMerthyr ValeParkPenydarrenPlymouthTownTreharrisVaynor
LabourIndependent

Coloured by the party holding most of the ward's seats today; where seats are split evenly, by the party with the higher share at the last election.

Councillors and last results

Select a ward for its full results, candidates and last by-election.

Ward and councillorsLast election
Bedlinog and Trelewis
Gillian Preston, Michelle Symonds
5 May 2022
Independent 37.6% lead 11.2 pts
Cyfarthfa
Michelle Jones, Geraint Thomas, Claire Jones
5 May 2022
Independent 26.9% lead 5.1 pts
Dowlais and Pant
Dean Barrett, Paula Layton, Declan Sammon
5 May 2022
Independent 30.8% lead 7.4 pts
Gurnos
Jeremy Davies, Lee Davies, Bill Smith
5 May 2022
Independent 26.2% lead 0.3 pts
Merthyr Vale
Darren Roberts, Scott Thomas
5 May 2022
Labour 76.4% lead 52.8 pts
Park
Clive Jones, Louise Minett-Vokes
5 May 2022
Labour 44.4% lead 14.0 pts
Penydarren
Kevin Gibbs, David Isaac, Jamie Scriven
5 May 2022
Labour 34.2% lead 10.3 pts
Plymouth
Brent Carter, Gareth Lewis, Anna Williams-Price
5 May 2022
Labour 61.5% lead 41.8 pts
Town
Julia Jenkins, Andrew Barry, John Thomas, David Jones
5 May 2022
Labour 20.7% lead 1.1 pts
Treharris
Ian Thomas, Gareth Richards, Ernie Galsworthy
5 May 2022
Labour 48.4% lead 32.0 pts
Vaynor
Lisa Mytton, Clive Tovey
5 May 2022
Independent 33.7% lead 6.3 pts

Changed party since the election

2 councillors now sit for a different party from the one they were elected for.

WardCouncillorElected asNow
PenydarrenJamie ScrivenLabour 2022Independent
PenydarrenKevin GibbsLabour 2022Independent

Every council by-election since 2021

2 by-elections since July 2021, 2 of them gains.

DateWardResultWinner's share
25 June 2026Dowlais & PantLabour gain from Independent40.1%
5 September 2024Bedlinog and TrelewisLabour gain from Independent48.8%

Parliamentary constituencies

ConstituencyShare of council2024 winnerProjected now
Merthyr Tydfil and Aberdare100%LabourLabour 29%

Share of the council: the proportion of its census neighbourhoods (2021 LSOAs) in each seat. The projection is PollCheck's demographic model at current polling, not a forecast.

Who lives in Merthyr Tydfil

58,840 residents in 25,771 households

Voted Leave in 2016
56% 4 above GB
Degree or higher
25% 9 below GB
No qualifications
27% 9 above GB
Own their home
62% 1 above GB
Rent from a council or housing association
22% 5 above GB
Rent privately
15% 5 below GB
Aged 15 to 34
29% 2 below GB
Aged 65 and over
23% 1 above GB

GB figure. 2021 Census (Scotland: 2022): age as a share of residents aged 15 and over, qualifications of residents aged 16 and over, housing as a share of households. Leave: 2016 EU referendum, Electoral Commission results by counting area.

Councils most like this one

Closest on the measures above: the 2016 Leave vote, age, qualifications and housing. Maps show which party holds each ward.

Sources and method

Seat totals and control: PollCheck council control tracker. Councillors: Open Council Data (CC BY-SA 4.0). Election results: Democracy Club (CC BY 4.0), with some vote counts from DCLEAPIL, Leman (2025) (CC BY-SA 4.0), and corrections checked against councils' official declarations. Ward boundaries: Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026. Census: Office for National Statistics and National Records of Scotland.

Councillor lists and DCLEAPIL-derived vote counts on this page are available under CC BY-SA 4.0.

In wards electing more than one councillor, a party's share counts only its leading candidate (the Rallings and Thrasher method). Independents count individually. The lead is the gap between the top two parties' shares.