Template:42nd Canada HoC standings change

October 19, 2015 – December 11, 2017
Number of members per party by date		2015	2016						2017
		Oct 19	Mar 23	May 31	Aug 16	Aug 26	Sep 23	Oct 24	Jan 31	Apr 3	Jul 4	Aug 9	Aug 31	Sep 14	Sep 30	Oct 2	Oct 23	Dec 1	Dec 11
	Liberal	184		183	182				180	183			182	181	180		181	180	183
	Conservative	99	98			97	96	97		99	98	97			96	95	96		97
	New Democratic	44
	Bloc Québécois	10
	Green	1
	Independent	0		1									2
	Total members	338	337		336	335	334	335	333	338	337	336		335	333	332	334	333	337
	Government majority	30	31	29	28	29	30	29	27	28	29	30	28	27	27	28	28	27	29
	Vacant	0	1		2	3	4	3	5	0	1	2		3	5	6	4	5	1

February 28, 2018 – February 25, 2019
Number of members per party by date		2018														2019
		Feb 28	May 2	May 3	May 11	Jun 6	Jun 18	Aug 3	Aug 23	Sep 14	Sep 17	Sep 30	Nov 7	Nov 30	Dec 3	Jan 2	Jan 29	Feb 10	Feb 25
	Liberal	183									182			181			180	179	180
	Conservative	97	96				97		96		97	96	95		96				97
	New Democratic	44		43				42		41						40			41
	Bloc Québécois	3				5					10
	Québec debout	7				5					—
	Green	1
	Co-operative Commonwealth	—			1
	People's	—								1
	Independent	2			3	2				3	2			3	4
	Total members	337	336				337	336		335		334			335	334	333	332	335
	Government majority	29	30				29	30		31	29	30		28	27	28	27	26	25
	Vacant	1	2				1	2		3		4			3	4	5	6	3

March 20 – September 11, 2019
Number of members per party by date		2019
		Mar 20	Apr 2	May 6	Jun 20	Aug 2	Aug 16	Sep 1
	Liberal	179	177
	Conservative	97			96	95
	New Democratic	41					40	39
	Bloc Québécois	10
	Green	1		2
	Co-operative Commonwealth	1
	People's	1
	Independent	5		7			8
	Total members	335		336	335	334		333
	Government majority	24	22	21	22	23
	Vacant	3		2	3	4		5

This is a table of how party affiliation standings have changed in the House of Commons of the 42nd Canadian Parliament since election day.