New Boundaries: England (UK) Parliamentary forecast by Electoral Calculus

Region by region

Region by region, the net change in seats is shown in this table:

Region	Old Seats	New Seats	Change	CON	LAB	LIB	UKIP	Green	NAT	MIN
North	35	30	−5	0	−5	0	0	0	0	0
Lancashire	31	27	−4	0	−3	−1	0	0	0	0
Greater Manchester	27	26	−1	−1	0	0	0	0	0	0
Yorkshire	30	28	−2	−2	1	−1	0	0	0	0
Humberside	31	29	−2	0	−1	−1	0	0	0	0
West Midlands	28	25	−3	0	−3	0	0	0	0	0
East Midlands	38	35	−3	−2	−1	0	0	0	0	0
Severn	36	33	−3	−2	−1	0	0	0	0	0
East Anglia	36	36	0	0	0	0	0	0	0	0
Essex	36	35	−1	−1	0	0	0	0	0	0
West	30	30	0	0	0	0	0	0	0	0
North London	36	33	−3	0	−3	0	0	0	0	0
South London	37	35	−2	2	−3	−1	0	0	0	0
South West	31	29	−2	−2	0	0	0	0	0	0
South	38	38	0	0	0	0	0	0	0	0
South East	33	32	−1	−1	0	0	1	−1	0	0

There are full regional pages of explanation and seat breakdowns available. Just click on the region's name in the left-hand column of the table.

Generally, the regions of northern England and London lose the most seats, while southern England loses fewer seats. Since the former regions are more Labour-leaning than the latter, this is the main driver for the relatively larger losses of Labour seats.

England

The Boundary Commission for England published initial proposals on 13 September 2016.

The net effect of the changes for England is shown in the following table:

	Old Seats	New Seats	Change	Disappear	Switch Out	Switch In	Fresh
CON	319	310	−9	−12	−14	14	3
LAB	206	187	−19	−26	−11	15	3
LIB	6	2	−4	0	−4	0	0
UKIP	1	2	1	0	0	1	0
Green	1	0	−1	0	−1	0	0
MIN	0	0	0	0	0	0	0
Total	533	501	−32	−38	−30	+30	+6

Full details are available on the regional pages: North, Lancashire, Greater Manchester, Yorkshire, Humberside, West Midlands, East Midlands, Severn, East Anglia, Essex, West, North London, South London, South West, South, South East.