Social Democratic Federation election results explained

This article lists the Social Democratic Federation's election results in UK parliamentary elections. It also includes the results of its successor, the British Socialist Party.

Summary of general election performance

Year	Number of Candidates	Total votes	Average voters per candidate	Percentage of vote	Saved deposits	Change (%)
1885	3	657	219	0.0	N/A	N/A
1886	0	N/A	N/A	N/A	N/A	N/A
1892	2	659	330	0.0	N/A	N/A
1895	4	3,730	933	0.1	N/A	+0.1
1900	2	6,997	3,499	0.2	N/A	+0.1
1906	8	18,446	2,310	0.4	N/A	+0.2
Jan 1910	9	13,479	1,498	0.2	N/A	-0.2
Dec 1910	2	5,733	2,867	0.1	N/A	-0.1
1918	16	71,762	4,485	0.7	13	+0.6

Votes	%	Position
27	0.6	3
32	0.5	3
598	5.4	3

Constituency	Candidate	Votes	%	Position
		106	2.0	3
		553	7.5	3

Votes	%	Position
1,498	12.4	3
1,216	6.7	5
813	10.8	3
203	3.8	3

By-election	Candidate	Votes	%	Position
		274	2.4
		270	3.1

Constituency	Candidate	Votes	%	Position
		2,558	36.7	2
		4,439	44.2	2

For the 1900 general election, the Social Democratic Federation stood candidates as part of the Labour Representation Committee.

Votes	%	Position
1,935	25.1	2
4,852	38.3	2
3,090	22.8	3
4,932	32.5	3
109	1.5	3
2,366	10.9	6
2,544	11.7	5
2,146	8.0	5

Votes	%	Position
276	2.6	3
986	17.7	3
2,971	10.4	3

Votes	%	Position
1,344	16.9	3
1,740	12.0	3
4,948	30.2	3
777	11.3	3
701	11.1	3
1,792	7.7	5
1,617	7.0	6
1,755	12.6	3
510	4.7	3

Constituency	Candidate	Votes	%	Position
		3,810	23.8	3
		1,901	14.5	3

Votes	%	Position
2,580	11.4	3
1,063	10.4	3
893	11.6	3

The Social Democratic Party merged into the British Socialist Party in 1911. Hartley was endorsed by the Labour Party.

Votes	%	Position
8,291	30.9	2
3,575	25.7	2
7,436	34.3	2
3,751	19.4	2
1,845	12.8	3
2,542	11.2	3
9,015	33.7	2
3,556	24.1	2
4,000	19.3	2
4,135	23.2	3
4,004	19.1	3
3,807	19.0	2
643	4.0	3
3,167	20.4	2
7,828	10.6	4
4,167	29.3	2

All candidates other than Arnall, Hirst and Murray stood for the Labour Party. Hirst stood for the Co-operative Party.