UK Election Explorer
All Elections
May 2026
Vote Power
My Area
Turnout
Parties
By-elections
Hertsmere
8th Jun 2017
UK Parliament
Results
2017
1
Con
Oliver Dowden
31,928
61.1%
2
Lab
Fiona Smith
14,977
28.7%
3
LD
Joe Jordan
2,794
5.3%
4
UKI
David Hoy
1,564
3.0%
5
Grn
Sophie Summerhayes
990
1.9%
Previous Results
12 December 2019
Con
Oliver Dowden
★
32,651
62.5%
Lab
Holly Kal-Weiss
11,338
21.7%
LD
Stephen Barrett
6,561
12.6%
Grn
John Humphries
1,653
3.2%
