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Where the solar actually is

Every installation on the Ofgem register carries a constituency, a council and a postcode district. That is 633 constituencies, 369 councils and 2,645 postcode districts with five or more installations, as at 2025-12-31.

By constituency633 seats By council369 authorities By postcode district2,645 districts

The most solar, by constituency

#ConstituencyInstallationsCapacity kW
1 Peterborough 6,22521,354
2 South Cambridgeshire 4,52719,693
3 North West Cambridgeshire 4,35427,786
4 Stirling 4,32938,602
5 Tiverton and Honiton 4,14645,853
6 North Cornwall 4,10394,618
7 Torridge and West Devon 3,96953,787
8 Washington and Sunderland West 3,89714,863
9 Central Devon 3,86430,066
10 South Norfolk 3,75117,835
11 Plymouth- Moor View 3,60512,052
12 South Suffolk 3,49515,802
13 North Somerset 3,48214,931
14 Bury St Edmunds 3,48221,876
15 Weston-Super-Mare 3,44621,268
16 Bassetlaw 3,43519,705
17 Nottingham North 3,41110,717
18 Sleaford and North Hykeham 3,35634,230
19 South East Cornwall 3,33433,174
20 Colchester 3,32812,272

The most solar, by council

#Local authorityInstallationsCapacity kW
1 Cornwall 18,441243,811
2 Wiltshire 9,587113,964
3 Peterborough 9,19332,377
4 Sunderland 8,89128,747
5 County Durham 8,80049,310
6 Dorset 8,61285,407
7 Northumberland 8,09834,039
8 Leeds 7,66137,108
9 Doncaster 7,25045,014
10 Birmingham 7,16630,535
11 East Riding of Yorkshire 7,06884,133
12 North Somerset 6,92836,199
13 Shropshire 6,84394,755
14 Manchester 6,68921,772
15 East Suffolk 6,52652,103
16 Aberdeenshire 6,471144,030
17 Bournemouth- Christchurch and Poole 6,43528,956
18 Stoke-on-Trent 6,36622,817
19 Nottingham 6,32721,449
20 Kirklees 6,28026,794

These are counts of installations, not of households with solar. A count is not a rate of uptake: a large rural seat and a dense urban one are not comparable without population, and we do not publish a per-household figure we have not sourced.

Ofgem register as at 2025-12-31 Download by constituency (CSV)