Constituency profile
Created in 2000, Merton and Wandsworth had elected only Conservative AMs until 2016, when current AM Leonie Cooper of the Labour Party was elected.
It has also proved to be a bellwether, voting for the winning Mayoral candidate in every election since the post was contested in 2000.
Mayoral election results
Below are the results for the candidate which received the highest share of the popular vote in the constituency at each mayoral election.
Assembly election results
Elections in the 2020s
2024 London Assembly election: Merton and Wandsworth[1][2]
| Party |
Candidate |
Constituency |
Londonwide |
| Votes |
% |
|
Votes |
% |
|
|
Labour |
Leonie Cooper[a] |
77,235 |
43.97 |
2.30 |
70,995 |
40.39 |
3.14 |
|
Conservative |
Ellie Cox |
49,812 |
28.36 |
5.30 |
44,769 |
25.47 |
5.34 |
|
Liberal Democrats |
Sue Wixley |
21,418 |
12.19 |
1.80 |
19,372 |
11.02 |
2.24 |
|
Green |
Pippa Maslin |
19,124 |
10.89 |
1.70 |
19,473 |
11.08 |
1.58 |
|
Reform |
Tania Marszalek |
8,063 |
4.59 |
2.89 |
7,247 |
4.12 |
3.34 |
|
Rejoin EU |
4,622 |
2.63 |
0.71 |
|
Animal Welfare |
2,842 |
1.62 |
0.02 |
|
SDP |
1,457 |
0.83 |
0.56 |
|
Britain First |
1,396 |
0.79 |
New |
|
CPA |
1,339 |
0.76 |
0.13 |
|
Independent |
Laurence Fox |
876 |
0.50 |
New |
|
Communist |
568 |
0.32 |
0.07 |
|
Independent |
Farah London |
380 |
0.22 |
New |
|
Heritage |
369 |
0.21 |
0.23 |
|
Independent |
Gabe Romualdo |
69 |
0.04 |
New |
| Majority |
27,423 |
15.5 |
7.5 |
|
| Valid votes |
175,652 |
|
175,774 |
|
| Invalid votes |
1,171 |
|
1,071 |
|
| Turnout |
176,823 |
46.0 |
1.0 |
176,845 |
46.0 |
|
| Registered electors |
387,795 |
|
|
|
Labour hold |
Swing |
3.8 |
|
2021 London Assembly election: Merton and Wandsworth[3]
| Party |
Candidate |
Constituency |
Londonwide |
| Votes |
% |
|
Votes |
% |
|
|
Labour |
Leonie Cooper[a] |
75,468 |
41.67 |
0.04 |
67,251 |
37.25 |
0.08 |
|
Conservative |
Louise Calland |
60,968 |
33.66 |
5.73 |
55,625 |
30.81 |
4.93 |
|
Green |
Pippa Maslin |
22,793 |
12.58 |
4.66 |
22,852 |
12.66 |
4.78 |
|
Liberal Democrats |
Sue Wixley |
18,818 |
10.39 |
4.60 |
15,860 |
8.78 |
2.82 |
|
Women's Equality |
3,985 |
2.21 |
1.82 |
|
Rejoin EU |
3,460 |
1.92 |
New |
|
Reform |
Roger Gravett |
3,080 |
1.70 |
New |
1,421 |
0.79 |
New |
|
Animal Welfare |
2,959 |
1.64 |
0.67 |
|
CPA |
1,608 |
0.89 |
0.05 |
|
UKIP |
1,184 |
0.66 |
3.56 |
|
London Real |
1,018 |
0.56 |
New |
|
Let London Live |
851 |
0.47 |
New |
|
Heritage |
802 |
0.44 |
New |
|
SDP |
482 |
0.27 |
New |
|
Communist |
462 |
0.26 |
New |
|
TUSC |
362 |
0.20 |
New |
|
Londependence |
251 |
0.14 |
New |
|
National Liberal |
130 |
0.07 |
New |
| Majority |
14,500 |
8.00 |
5.7 |
|
| Valid votes |
181,127 |
|
180,563 |
|
| Invalid votes |
2,417 |
|
2,992 |
|
| Turnout |
183,544 |
47.0 |
3.0 |
183,555 |
47.3 |
|
| Registered electors |
387,795 |
|
|
|
Labour hold |
Swing |
2.8 |
|
Elections in the 2010s
2016 London Assembly election: Merton and Wandsworth[4]
| Party |
Candidate |
Constituency |
Londonwide |
| Votes |
% |
|
Votes |
% |
|
|
Labour |
Leonie Cooper |
77,340 |
41.71 |
5.17 |
69,230 |
37.32 |
1.75 |
|
Conservative |
David Dean |
73,039 |
39.39 |
3.75 |
66,276 |
35.73 |
4.79 |
|
Green |
Esther Obiri-Darko |
14,682 |
7.92 |
0.44 |
14,607 |
7.88 |
0.69 |
|
Liberal Democrats |
Adrian Hyyrylainen-Trett |
10,732 |
5.79 |
2.09 |
11,068 |
5.97 |
0.57 |
|
UKIP |
Elizabeth Jones |
8,478 |
4.57 |
2.11 |
7,822 |
4.22 |
0.97 |
|
Women's Equality |
7,467 |
4.03 |
New |
|
Respect |
2,027 |
1.09 |
New |
|
Britain First |
1,919 |
1.03 |
New |
|
Animal Welfare |
1,800 |
0.97 |
New |
|
CPA |
1,750 |
0.94 |
0.87 |
|
Independent |
Thamilini Kulendran |
1,142 |
0.62 |
0.99 |
|
|
BNP |
766 |
0.41 |
0.93 |
|
The House Party |
750 |
0.40 |
0.05 |
| Majority |
4,301 |
2.3 |
N/A |
|
| Valid votes |
185,413 |
|
185,482 |
|
| Invalid votes |
2,042 |
|
1,982 |
|
| Turnout |
187,455 |
50.0 |
0.2 |
187,464 |
50.1 |
0.2 |
| Registered electors |
374,133 |
|
|
|
Labour gain from Conservative |
Swing |
4.5 |
|
2012 London Assembly election: Merton and Wandsworth[5][6]
| Party |
Candidate |
Constituency |
Londonwide |
| Votes |
% |
|
Votes |
% |
|
|
Conservative |
Richard Tracey[a] |
65,197 |
43.1 |
1.8 |
61,476 |
40.5 |
 |
|
Labour |
Leonie Cooper |
55,216 |
36.5 |
7.3 |
53,978 |
35.6 |
8.4 |
|
Liberal Democrats |
Lisa Smart |
11,904 |
7.9 |
2.4 |
9,925 |
6.5 |
3.2 |
|
Green |
Roy Vickery |
11,307 |
7.5 |
1.0 |
12,990 |
8.6 |
0.9 |
|
UKIP |
Mazhar Manzoor |
3,717 |
2.5 |
0.1 |
4,927 |
3.2 |
2.0 |
|
CPA |
2,744 |
1.8 |
0.8 |
|
Independent |
Thamilini Kulendran |
2,424 |
1.6 |
New |
|
|
BNP |
2,038 |
1.3 |
1.9 |
|
Socialist (GB) |
Bill Martin |
1,343 |
0.9 |
New |
|
|
English Democrat |
1,021 |
0.7 |
0.1 |
|
TUSC |
904 |
0.6 |
New |
|
The House Party |
536 |
0.4 |
New |
|
Independent |
Rathy Alagratnam |
428 |
0.3 |
 |
|
Independent |
Ijaz Hayat |
383 |
0.3 |
New |
|
National Front |
368 |
0.2 |
New |
| Majority |
9,981 |
6.6 |
9.1 |
|
| Valid votes |
151,108 |
|
151,718 |
|
| Invalid votes |
2,677 |
|
2,131 |
|
| Turnout |
153,785 |
40.9 |
5.3 |
153,849 |
40.9 |
5.4 |
| Registered electors |
376,365 |
|
|
|
Conservative hold |
Swing |
4.6 |
|
Elections in the 2000s
2008 London Assembly election: Merton and Wandsworth[7][8][9]
| Party |
Candidate |
Constituency |
Londonwide |
| Votes |
% |
|
Votes |
% |
|
|
Conservative |
Richard Tracey |
75,103 |
44.9 |
8.1 |
68,075 |
40.5 |
7.0 |
|
Labour |
Leonie Cooper |
48,810 |
29.2 |
5.2 |
45,675 |
27.2 |
1.1 |
|
Liberal Democrats |
Shas Sheehan |
17,187 |
10.3 |
3.3 |
16,285 |
9.7 |
4.9 |
|
Green |
Roy Vickery |
14,124 |
8.4 |
0.7 |
15,859 |
9.4 |
0.4 |
|
BNP |
5,437 |
3.2 |
|
|
UKIP |
Strachen McDonald |
4,286 |
2.6 |
3.8 |
2,143 |
1.3 |
4.8 |
|
CPA |
Ellen Greco |
4,053 |
2.4 |
0.3 |
4,427 |
2.6 |
0.4 |
|
Abolish the Congestion Charge |
4,049 |
2.4 |
New |
|
Respect |
2,445 |
1.5 |
2.0 |
|
English Democrat |
Steve Scott |
2,160 |
1.3 |
New |
1,351 |
0.8 |
New |
|
Left List |
Kris Stewart |
1,714 |
1.0 |
New |
1,251 |
0.7 |
New |
|
Independent |
Rathy Alagaratnam |
409 |
0.2 |
New |
|
Unity for Peace & Socialism |
349 |
0.2 |
New |
|
One London |
187 |
0.1 |
New |
| Majority |
26,293 |
15.7 |
2.2 |
|
| Valid votes |
167,437 |
|
167,942 |
|
| Invalid votes |
6,649 |
|
5,377 |
|
| Turnout |
170,962 |
47.2 |
8.6 |
170,841 |
46.3 |
|
| Registered electors |
362,542 |
|
|
|
Conservative hold |
Swing |
1.5 |
|
2004 London Assembly election: Merton and Wandsworth[10][11]
| Party |
Candidate |
Constituency |
Londonwide |
| Votes |
% |
|
Votes |
% |
|
|
Conservative |
Elizabeth Howlett[a] |
48,295 |
38.8 |
–0.7 |
42,984 |
33.5 |
+0.5 |
|
Labour |
Kathryn Smith |
31,417 |
25.3 |
–3.0 |
33,428 |
26.1 |
–3.5 |
|
Liberal Democrats |
Andrew Martin |
17,864 |
14.4 |
+3.5 |
18,760 |
14.6 |
+2.3 |
|
Green |
Roy Vickery |
10,163 |
8.2 |
+0.8 |
12,619 |
9.8 |
–2.0 |
|
UKIP |
Adrian Roberts |
8,327 |
6.7 |
New |
7,785 |
6.1 |
+4.2 |
|
Respect |
Ruairidh Maclean |
4,297 |
3.4 |
New |
4,439 |
3.5 |
New |
|
BNP |
4,200 |
3.3 |
+1.4 |
|
CPA |
Ellen Greco |
2,782 |
2.2 |
New |
3,795 |
3.0 |
–0.5 |
|
Independent |
Rathy Alagaratnam |
1,240 |
1.0 |
New |
|
|
Alliance for Diversity in Community |
228 |
0.2 |
New |
| Majority |
16,878 |
13.5 |
+2.3 |
|
| Valid votes |
124,379 |
|
128,238 |
|
| Invalid votes |
6,993 |
|
3,134 |
|
| Turnout |
131,372 |
38.6 |
+2.1 |
|
|
|
| Registered electors |
340,792 |
|
|
|
Conservative hold |
Swing |
|
|
2000 London Assembly election: Merton and Wandsworth[12][13]
| Party |
Candidate |
Constituency |
Londonwide |
| Votes |
% |
Votes |
% |
|
Conservative |
Elizabeth Howlett |
45,023 |
39.5 |
38,122 |
33.0 |
|
Labour |
Maggie Cosin |
32,438 |
28.3 |
34,167 |
29.6 |
|
Liberal Democrats |
Siobhan Vitelli |
12,496 |
10.9 |
14,199 |
12.3 |
|
Independent Labour |
Mark Thompson |
11,918 |
10.4 |
|
|
Green |
Rajeev Thacker |
8,491 |
7.4 |
13,631 |
11.8 |
|
CPA |
3,969 |
3.4 |
|
BNP |
2,176 |
1.9 |
|
UKIP |
2,122 |
1.8 |
|
Independent |
Peter Tatchell |
1,703 |
1.5 |
|
Independent |
Syed Manzoor |
1,465 |
1.3 |
|
|
London Socialist |
Sarbani Mazumdar |
1,450 |
1.3 |
1,264 |
1.1 |
|
Campaign Against Tube Privatisation |
1,393 |
1.2 |
|
Independent |
Terence Sullivan |
1,049 |
0.9 |
|
|
Socialist Labour |
863 |
0.8 |
|
Pro-Motorist Small Shop |
843 |
0.7 |
|
Natural Law |
494 |
0.4 |
|
Communist |
441 |
0.4 |
| Majority |
12,870 |
11.2 |
|
| Turnout |
114,615 |
34.1 |
115,387 |
34.3 |
| Registered electors |
335,934 |
|
|
|
Conservative win (new seat) |