Council profile

Hertsmere

Data through 26 October 2026

District council · East of England · 39 seats in 16 wards · All seats elected every four years · Next election 6 May 2027

Hertsmere Council is run by a Labour / Liberal Democrats coalition. The council has 39 councillors in 16 wards. Seats by party: Conservative 15, Labour 12, Lib Dem 7, Other 3, Reform 2. The next election is on 6 May 2027.

A government plan to replace the councils in this area with four unitary councils was paused for review on 7 September 2026. Elections due in May 2027 will go ahead on existing council boundaries. Source

Seats by party

Labour / Liberal Democrats Coalition
39 seats - 20 for a majority
2
12
15
7
3
Reform 2Labour 12Conservative 15Lib Dem 7Other 3
Seat changes since the 4 May 2023 election Other +3 Reform +2 Conservative −1 Labour −2 Lib Dem −2
Vote share at the 4 May 2023 election (39 seats, all wards)
ShareSeats won
Conservative42.5%16
Labour30.8%14
Lib Dem21.2%9
Green3.8%0
Other1.2%0
Reform0.5%0
Next election
6 May 2027
all 39 seats up, then every four years
Largest party
Conservative 15
5 short of the 20 needed for a majority
Closest result
Labour won the last seat by 12 votes over another Labour candidate, 4 May 2023
Latest by-election
Conservative gain from Lib Dem, 25 June 2026 (3 since 2021)
Constituencies
2024Now
Voted Leave in 2016
51%
GB 52%

Who holds each ward

Aldenham EastAldenham WestBentley Heath & The RoydsBorehamwood BrookmeadowBorehamwood Cowley HillBorehamwood HillsideBorehamwood KenilworthBushey HeathBushey NorthBushey ParkBushey St JamesElstreePotters Bar FurzefieldPotters Bar OakmerePotters Bar ParkfieldShenley
LabourConservativeLib Dem

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
Aldenham East
Brett Rosehill, Lucy Selby
4 May 2023
Conservative 66.4% lead 45.1 pts
Aldenham West
Caroline Clapper, David Lambert
4 May 2023
Conservative 69.6% lead 53.8 pts
Bentley Heath & The Royds
Helen Green, John Graham
4 May 2023
Labour 44.3% lead 1 vote
Borehamwood Brookmeadow
Rebecca Challice, Glenn Briski, Graeme Alexander
4 May 2023
Labour 46.2% lead 3.1 pts
Borehamwood Cowley Hill
Richard Butler, Jeremy Newmark, Linda Smith
4 May 2023
Labour 58.3% lead 36.4 pts
Borehamwood Hillside
Aaditya Kaza, Alexander Clarkson, Alpha Collins
4 May 2023
Labour 41.8% lead 4.0 pts
Borehamwood Kenilworth
Parveen Rani, Prabhakar Kaza, Nik Oakley
4 May 2023
Labour 57.1% lead 27.0 pts
Bushey Heath
Seamus Quilty, Paul Morris
4 May 2023
Conservative 63.9% lead 35.1 pts
Bushey North
Paul Richards, Alan Matthews, Louise Nicolas
4 May 2023
Lib Dem 61.7% lead 36.0 pts
Bushey Park
Linda Silver, Maxie Allen, Marc Amron
4 May 2023
Lib Dem 52.4% lead 12.8 pts
Bushey St James
Miles Ponder, Chris Shenton, Mia Handley
4 May 2023
Lib Dem 56.0% lead 22.8 pts
Elstree
Harvey Cohen, Morris Bright
4 May 2023
Conservative 68.8% lead 46.2 pts
Potters Bar Furzefield
Chris Myers, Christian Gray
4 May 2023
Labour 55.5% lead 22.4 pts
Potters Bar Oakmere
Renos Georgiou, Sarah Hodgson-Jones
4 May 2023
Conservative 46.2% lead 1.9 pts
Potters Bar Parkfield
Abhishek Sachdev, Lynette Sullivan
4 May 2023
Conservative 51.9% lead 23.7 pts
Shenley
Paul Hodgson-Jones, Natalie Susman
4 May 2023
Conservative 35.4% lead 10.2 pts

Changed party since the election

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

WardCouncillorElected asNow
Aldenham EastBrett RosehillConservative 2023Reform
Aldenham WestCaroline ClapperConservative 2023Reform
Borehamwood BrookmeadowGraeme AlexanderLabour 2023Hertsmere First Independents
Borehamwood HillsideAlpha CollinsLabour 2023Hertsmere First Independents
Bushey ParkMarc AmronLib Dem 2023Hertsmere First Independents

Every council by-election since 2021

3 by-elections since July 2021, 1 of them gains.

DateWardResultWinner's share
25 June 2026Bushey ParkConservative gain from Lib Dem42.9%
7 May 2026Bentley Heath & The RoydsConservative hold33.4%
24 July 2025Borehamwood BrookmeadowConservative hold30.0%

Parliamentary constituencies

ConstituencyShare of council2024 winnerProjected now
Hertsmere92%ConservativeConservative 37%
Watford8%LabourLabour 34%

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 Hertsmere

107,827 residents in 42,677 households

Voted Leave in 2016
51% 1 below GB
Degree or higher
40% 6 above GB
No qualifications
16% 2 below GB
Own their home
64% 3 above GB
Rent from a council or housing association
17% same as GB
Rent privately
17% 3 below GB
Aged 15 to 34
28% 3 below GB
Aged 65 and over
22% same as 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.