Solar Panel Installation in Southern Western
6.0 kWp
Typical system size
1013 kWh/kW
Annual sunshine
28.16p
Electricity rate
55.11p/day
Standing charge
£994
Annual net benefit (median)
Rates from Ofgem 2026Q1. Yield data from PVGIS (south-facing, optimal tilt).
Solar potential varies by 28% across Southern Western — location matters even within the same region.
Highest solar potential
TQ7 (South Hams)
1123 kWh/kW
Annual net benefit (5 kW):
£970
/year
TQ8 (South Hams)
1115 kWh/kW
Annual net benefit (5 kW):
£962
/year
TR23 (Isles of Scilly)
1101 kWh/kW
Annual net benefit (5 kW):
£950
/year
TR22 (Isles of Scilly)
1099 kWh/kW
Annual net benefit (5 kW):
£948
/year
TR12 (Cornwall)
1097 kWh/kW
Annual net benefit (5 kW):
£947
/year
Lower potential areas
Still viable with the right tariff and usage patterns.
EX35 (North Devon)
876 kWh/kW
Annual net benefit (5 kW):
£756
/year
EX20 (West Devon)
946 kWh/kW
Annual net benefit (5 kW):
£816
/year
EX34 (North Devon)
950 kWh/kW
Annual net benefit (5 kW):
£820
/year
PL19 (West Devon)
951 kWh/kW
Annual net benefit (5 kW):
£821
/year
BS29 (North Somerset)
953 kWh/kW
Annual net benefit (5 kW):
£823
/year
37% of properties here use oil or LPG heating — ideal candidates for heat pump and solar combinations.
Check your exact costs and payback
Enter your postcode to see personalised calculations for your area.
Enter the first part only (before the space). We’ll take you to your page.
All postcodes in Southern Western
Select your postcode area to see exact costs, break-even time, and local installers. Sorted A–Z. Showing 186 postcode areas.
BA1
Bath and North East Somerset
Annual sunshine:
978 kWh/kW
Annual net benefit (5 kW):
£844
BA16
Somerset
Annual sunshine:
1009 kWh/kW
Annual net benefit (5 kW):
£871
BA2
Bath and North East Somerset
Annual sunshine:
1000 kWh/kW
Annual net benefit (5 kW):
£863
BA3
Bath and North East Somerset
Annual sunshine:
1000 kWh/kW
Annual net benefit (5 kW):
£863
BA4
Somerset
Annual sunshine:
996 kWh/kW
Annual net benefit (5 kW):
£860
BA5
Somerset
Annual sunshine:
988 kWh/kW
Annual net benefit (5 kW):
£853
BA6
Somerset
Annual sunshine:
1009 kWh/kW
Annual net benefit (5 kW):
£871
BS0
North Somerset
Annual sunshine:
1032 kWh/kW
Annual net benefit (5 kW):
£891
BS1
Bristol, City of
Annual sunshine:
994 kWh/kW
Annual net benefit (5 kW):
£858
BS10
Bristol, City of
Annual sunshine:
992 kWh/kW
Annual net benefit (5 kW):
£856
BS11
Bristol, City of
Annual sunshine:
1003 kWh/kW
Annual net benefit (5 kW):
£866
BS12
South Gloucestershire
Annual sunshine:
983 kWh/kW
Annual net benefit (5 kW):
£848
BS13
Bristol, City of
Annual sunshine:
998 kWh/kW
Annual net benefit (5 kW):
£861
BS14
Bristol, City of
Annual sunshine:
994 kWh/kW
Annual net benefit (5 kW):
£858
BS15
South Gloucestershire
Annual sunshine:
989 kWh/kW
Annual net benefit (5 kW):
£854
BS16
South Gloucestershire
Annual sunshine:
989 kWh/kW
Annual net benefit (5 kW):
£854
BS18
Bath and North East Somerset
Annual sunshine:
985 kWh/kW
Annual net benefit (5 kW):
£850
BS19
North Somerset
Annual sunshine:
1002 kWh/kW
Annual net benefit (5 kW):
£865
BS2
Bristol, City of
Annual sunshine:
992 kWh/kW
Annual net benefit (5 kW):
£856
BS20
North Somerset
Annual sunshine:
1004 kWh/kW
Annual net benefit (5 kW):
£866
BS21
North Somerset
Annual sunshine:
1006 kWh/kW
Annual net benefit (5 kW):
£869
BS22
North Somerset
Annual sunshine:
1029 kWh/kW
Annual net benefit (5 kW):
£888
BS23
North Somerset
Annual sunshine:
1032 kWh/kW
Annual net benefit (5 kW):
£891
BS24
North Somerset
Annual sunshine:
1027 kWh/kW
Annual net benefit (5 kW):
£886
BS25
North Somerset
Annual sunshine:
978 kWh/kW
Annual net benefit (5 kW):
£844
BS26
Somerset
Annual sunshine:
1006 kWh/kW
Annual net benefit (5 kW):
£868
BS27
Somerset
Annual sunshine:
979 kWh/kW
Annual net benefit (5 kW):
£845
BS28
Somerset
Annual sunshine:
1012 kWh/kW
Annual net benefit (5 kW):
£873
BS29
North Somerset
Annual sunshine:
953 kWh/kW
Annual net benefit (5 kW):
£823
BS3
Bristol, City of
Annual sunshine:
994 kWh/kW
Annual net benefit (5 kW):
£858
BS31
Bath and North East Somerset
Annual sunshine:
985 kWh/kW
Annual net benefit (5 kW):
£850
BS32
South Gloucestershire
Annual sunshine:
988 kWh/kW
Annual net benefit (5 kW):
£853
BS34
South Gloucestershire
Annual sunshine:
989 kWh/kW
Annual net benefit (5 kW):
£854
BS39
Bath and North East Somerset
Annual sunshine:
989 kWh/kW
Annual net benefit (5 kW):
£854
BS4
Bristol, City of
Annual sunshine:
994 kWh/kW
Annual net benefit (5 kW):
£858
BS40
North Somerset
Annual sunshine:
998 kWh/kW
Annual net benefit (5 kW):
£861
BS41
North Somerset
Annual sunshine:
1004 kWh/kW
Annual net benefit (5 kW):
£867
BS48
North Somerset
Annual sunshine:
1002 kWh/kW
Annual net benefit (5 kW):
£865
BS49
North Somerset
Annual sunshine:
996 kWh/kW
Annual net benefit (5 kW):
£860
BS5
Bristol, City of
Annual sunshine:
992 kWh/kW
Annual net benefit (5 kW):
£856
BS6
Bristol, City of
Annual sunshine:
992 kWh/kW
Annual net benefit (5 kW):
£856
BS7
Bristol, City of
Annual sunshine:
992 kWh/kW
Annual net benefit (5 kW):
£856
BS77
Bristol, City of
Annual sunshine:
999 kWh/kW
Annual net benefit (5 kW):
£862
BS8
Bristol, City of
Annual sunshine:
996 kWh/kW
Annual net benefit (5 kW):
£860
BS80
South Gloucestershire
Annual sunshine:
1032 kWh/kW
Annual net benefit (5 kW):
£891
BS9
Bristol, City of
Annual sunshine:
996 kWh/kW
Annual net benefit (5 kW):
£860
BS98
Bristol, City of
Annual sunshine:
992 kWh/kW
Annual net benefit (5 kW):
£856
BS99
Bristol, City of
Annual sunshine:
992 kWh/kW
Annual net benefit (5 kW):
£856
DT6
Dorset
Annual sunshine:
1079 kWh/kW
Annual net benefit (5 kW):
£932
DT7
Dorset
Annual sunshine:
1043 kWh/kW
Annual net benefit (5 kW):
£900
DT8
Dorset
Annual sunshine:
1017 kWh/kW
Annual net benefit (5 kW):
£878
EX1
Exeter
Annual sunshine:
1020 kWh/kW
Annual net benefit (5 kW):
£881
EX10
East Devon
Annual sunshine:
1038 kWh/kW
Annual net benefit (5 kW):
£896
EX11
East Devon
Annual sunshine:
1013 kWh/kW
Annual net benefit (5 kW):
£874
EX12
East Devon
Annual sunshine:
1064 kWh/kW
Annual net benefit (5 kW):
£918
EX13
East Devon
Annual sunshine:
1043 kWh/kW
Annual net benefit (5 kW):
£901
EX14
East Devon
Annual sunshine:
1037 kWh/kW
Annual net benefit (5 kW):
£896
EX15
Mid Devon
Annual sunshine:
985 kWh/kW
Annual net benefit (5 kW):
£850
EX16
Mid Devon
Annual sunshine:
997 kWh/kW
Annual net benefit (5 kW):
£860
EX17
Mid Devon
Annual sunshine:
1004 kWh/kW
Annual net benefit (5 kW):
£866
EX18
North Devon
Annual sunshine:
979 kWh/kW
Annual net benefit (5 kW):
£845
EX19
Torridge
Annual sunshine:
958 kWh/kW
Annual net benefit (5 kW):
£827
EX2
Exeter
Annual sunshine:
1038 kWh/kW
Annual net benefit (5 kW):
£896
EX20
West Devon
Annual sunshine:
946 kWh/kW
Annual net benefit (5 kW):
£816
EX21
Torridge
Annual sunshine:
962 kWh/kW
Annual net benefit (5 kW):
£831
EX22
Torridge
Annual sunshine:
976 kWh/kW
Annual net benefit (5 kW):
£842
EX23
Cornwall
Annual sunshine:
1008 kWh/kW
Annual net benefit (5 kW):
£870
EX24
East Devon
Annual sunshine:
1064 kWh/kW
Annual net benefit (5 kW):
£919
EX3
Exeter
Annual sunshine:
1031 kWh/kW
Annual net benefit (5 kW):
£890
EX31
North Devon
Annual sunshine:
986 kWh/kW
Annual net benefit (5 kW):
£851
EX32
North Devon
Annual sunshine:
971 kWh/kW
Annual net benefit (5 kW):
£838
EX33
North Devon
Annual sunshine:
1020 kWh/kW
Annual net benefit (5 kW):
£880
EX34
North Devon
Annual sunshine:
950 kWh/kW
Annual net benefit (5 kW):
£820
EX35
North Devon
Annual sunshine:
876 kWh/kW
Annual net benefit (5 kW):
£756
EX36
North Devon
Annual sunshine:
966 kWh/kW
Annual net benefit (5 kW):
£834
EX37
North Devon
Annual sunshine:
964 kWh/kW
Annual net benefit (5 kW):
£832
EX38
Torridge
Annual sunshine:
975 kWh/kW
Annual net benefit (5 kW):
£841
EX39
Torridge
Annual sunshine:
1011 kWh/kW
Annual net benefit (5 kW):
£872
EX4
Exeter
Annual sunshine:
1015 kWh/kW
Annual net benefit (5 kW):
£876
EX5
East Devon
Annual sunshine:
1028 kWh/kW
Annual net benefit (5 kW):
£888
EX6
Teignbridge
Annual sunshine:
998 kWh/kW
Annual net benefit (5 kW):
£862
EX7
Teignbridge
Annual sunshine:
1027 kWh/kW
Annual net benefit (5 kW):
£886
EX8
East Devon
Annual sunshine:
1036 kWh/kW
Annual net benefit (5 kW):
£894
EX9
East Devon
Annual sunshine:
1041 kWh/kW
Annual net benefit (5 kW):
£899
PL1
Plymouth
Annual sunshine:
1087 kWh/kW
Annual net benefit (5 kW):
£938
PL10
Cornwall
Annual sunshine:
1072 kWh/kW
Annual net benefit (5 kW):
£926
PL11
Cornwall
Annual sunshine:
1075 kWh/kW
Annual net benefit (5 kW):
£928
PL12
Cornwall
Annual sunshine:
1041 kWh/kW
Annual net benefit (5 kW):
£898
PL13
Cornwall
Annual sunshine:
1046 kWh/kW
Annual net benefit (5 kW):
£903
PL14
Cornwall
Annual sunshine:
1026 kWh/kW
Annual net benefit (5 kW):
£885
PL15
Cornwall
Annual sunshine:
987 kWh/kW
Annual net benefit (5 kW):
£852
PL16
West Devon
Annual sunshine:
962 kWh/kW
Annual net benefit (5 kW):
£830
PL17
Cornwall
Annual sunshine:
996 kWh/kW
Annual net benefit (5 kW):
£860
PL18
Cornwall
Annual sunshine:
976 kWh/kW
Annual net benefit (5 kW):
£842
PL19
West Devon
Annual sunshine:
951 kWh/kW
Annual net benefit (5 kW):
£821
PL2
Plymouth
Annual sunshine:
1076 kWh/kW
Annual net benefit (5 kW):
£928
PL20
West Devon
Annual sunshine:
986 kWh/kW
Annual net benefit (5 kW):
£851
PL21
South Hams
Annual sunshine:
1086 kWh/kW
Annual net benefit (5 kW):
£937
PL22
Cornwall
Annual sunshine:
1019 kWh/kW
Annual net benefit (5 kW):
£880
PL23
Cornwall
Annual sunshine:
1041 kWh/kW
Annual net benefit (5 kW):
£899
PL24
Cornwall
Annual sunshine:
1049 kWh/kW
Annual net benefit (5 kW):
£905
PL25
Cornwall
Annual sunshine:
1029 kWh/kW
Annual net benefit (5 kW):
£888
PL26
Cornwall
Annual sunshine:
1028 kWh/kW
Annual net benefit (5 kW):
£888
PL27
Cornwall
Annual sunshine:
995 kWh/kW
Annual net benefit (5 kW):
£859
PL28
Cornwall
Annual sunshine:
1013 kWh/kW
Annual net benefit (5 kW):
£875
PL29
Cornwall
Annual sunshine:
983 kWh/kW
Annual net benefit (5 kW):
£849
PL3
Plymouth
Annual sunshine:
1075 kWh/kW
Annual net benefit (5 kW):
£928
PL30
Cornwall
Annual sunshine:
990 kWh/kW
Annual net benefit (5 kW):
£854
PL31
Cornwall
Annual sunshine:
982 kWh/kW
Annual net benefit (5 kW):
£847
PL32
Cornwall
Annual sunshine:
968 kWh/kW
Annual net benefit (5 kW):
£836
PL33
Cornwall
Annual sunshine:
959 kWh/kW
Annual net benefit (5 kW):
£828
PL34
Cornwall
Annual sunshine:
964 kWh/kW
Annual net benefit (5 kW):
£832
PL35
Cornwall
Annual sunshine:
974 kWh/kW
Annual net benefit (5 kW):
£841
PL4
Plymouth
Annual sunshine:
1087 kWh/kW
Annual net benefit (5 kW):
£938
PL5
Plymouth
Annual sunshine:
1076 kWh/kW
Annual net benefit (5 kW):
£929
PL6
Plymouth
Annual sunshine:
1042 kWh/kW
Annual net benefit (5 kW):
£899
PL7
Plymouth
Annual sunshine:
1081 kWh/kW
Annual net benefit (5 kW):
£933
PL8
South Hams
Annual sunshine:
1081 kWh/kW
Annual net benefit (5 kW):
£933
PL9
Plymouth
Annual sunshine:
1073 kWh/kW
Annual net benefit (5 kW):
£927
PL95
Plymouth
Annual sunshine:
1043 kWh/kW
Annual net benefit (5 kW):
£900
TA1
Somerset
Annual sunshine:
1000 kWh/kW
Annual net benefit (5 kW):
£863
TA10
Somerset
Annual sunshine:
1017 kWh/kW
Annual net benefit (5 kW):
£878
TA11
Somerset
Annual sunshine:
1014 kWh/kW
Annual net benefit (5 kW):
£875
TA12
Somerset
Annual sunshine:
1017 kWh/kW
Annual net benefit (5 kW):
£878
TA13
Somerset
Annual sunshine:
1020 kWh/kW
Annual net benefit (5 kW):
£881
TA14
Somerset
Annual sunshine:
1018 kWh/kW
Annual net benefit (5 kW):
£879
TA15
Somerset
Annual sunshine:
1018 kWh/kW
Annual net benefit (5 kW):
£879
TA16
Somerset
Annual sunshine:
1017 kWh/kW
Annual net benefit (5 kW):
£878
TA17
Somerset
Annual sunshine:
1019 kWh/kW
Annual net benefit (5 kW):
£879
TA18
Somerset
Annual sunshine:
1012 kWh/kW
Annual net benefit (5 kW):
£874
TA19
Somerset
Annual sunshine:
1017 kWh/kW
Annual net benefit (5 kW):
£878
TA2
Somerset
Annual sunshine:
1000 kWh/kW
Annual net benefit (5 kW):
£863
TA20
Somerset
Annual sunshine:
1011 kWh/kW
Annual net benefit (5 kW):
£873
TA21
Somerset
Annual sunshine:
986 kWh/kW
Annual net benefit (5 kW):
£851
TA22
Somerset
Annual sunshine:
959 kWh/kW
Annual net benefit (5 kW):
£828
TA23
Somerset
Annual sunshine:
991 kWh/kW
Annual net benefit (5 kW):
£855
TA24
Somerset
Annual sunshine:
992 kWh/kW
Annual net benefit (5 kW):
£857
TA3
Somerset
Annual sunshine:
1018 kWh/kW
Annual net benefit (5 kW):
£878
TA4
Somerset
Annual sunshine:
1000 kWh/kW
Annual net benefit (5 kW):
£864
TA5
Somerset
Annual sunshine:
1024 kWh/kW
Annual net benefit (5 kW):
£884
TA6
Somerset
Annual sunshine:
1020 kWh/kW
Annual net benefit (5 kW):
£880
TA7
Somerset
Annual sunshine:
1015 kWh/kW
Annual net benefit (5 kW):
£876
TA8
Somerset
Annual sunshine:
1028 kWh/kW
Annual net benefit (5 kW):
£887
TA9
Somerset
Annual sunshine:
1028 kWh/kW
Annual net benefit (5 kW):
£887
TQ1
Torbay
Annual sunshine:
1016 kWh/kW
Annual net benefit (5 kW):
£877
TQ10
South Hams
Annual sunshine:
1034 kWh/kW
Annual net benefit (5 kW):
£893
TQ11
Teignbridge
Annual sunshine:
1029 kWh/kW
Annual net benefit (5 kW):
£888
TQ12
Teignbridge
Annual sunshine:
1048 kWh/kW
Annual net benefit (5 kW):
£905
TQ13
Teignbridge
Annual sunshine:
1031 kWh/kW
Annual net benefit (5 kW):
£890
TQ14
Teignbridge
Annual sunshine:
1011 kWh/kW
Annual net benefit (5 kW):
£873
TQ2
Torbay
Annual sunshine:
1043 kWh/kW
Annual net benefit (5 kW):
£900
TQ3
Torbay
Annual sunshine:
1044 kWh/kW
Annual net benefit (5 kW):
£901
TQ4
Torbay
Annual sunshine:
1058 kWh/kW
Annual net benefit (5 kW):
£913
TQ5
Torbay
Annual sunshine:
1075 kWh/kW
Annual net benefit (5 kW):
£928
TQ6
South Hams
Annual sunshine:
1062 kWh/kW
Annual net benefit (5 kW):
£917
TQ7
South Hams
Annual sunshine:
1123 kWh/kW
Annual net benefit (5 kW):
£970
TQ8
South Hams
Annual sunshine:
1115 kWh/kW
Annual net benefit (5 kW):
£962
TQ9
South Hams
Annual sunshine:
1058 kWh/kW
Annual net benefit (5 kW):
£913
TR1
Cornwall
Annual sunshine:
1029 kWh/kW
Annual net benefit (5 kW):
£888
TR10
Cornwall
Annual sunshine:
1027 kWh/kW
Annual net benefit (5 kW):
£886
TR11
Cornwall
Annual sunshine:
1021 kWh/kW
Annual net benefit (5 kW):
£882
TR12
Cornwall
Annual sunshine:
1097 kWh/kW
Annual net benefit (5 kW):
£947
TR13
Cornwall
Annual sunshine:
1082 kWh/kW
Annual net benefit (5 kW):
£934
TR14
Cornwall
Annual sunshine:
1008 kWh/kW
Annual net benefit (5 kW):
£870
TR15
Cornwall
Annual sunshine:
1012 kWh/kW
Annual net benefit (5 kW):
£874
TR16
Cornwall
Annual sunshine:
1013 kWh/kW
Annual net benefit (5 kW):
£874
TR17
Cornwall
Annual sunshine:
1067 kWh/kW
Annual net benefit (5 kW):
£921
TR18
Cornwall
Annual sunshine:
1066 kWh/kW
Annual net benefit (5 kW):
£920
TR19
Cornwall
Annual sunshine:
1083 kWh/kW
Annual net benefit (5 kW):
£935
TR2
Cornwall
Annual sunshine:
1041 kWh/kW
Annual net benefit (5 kW):
£898
TR20
Cornwall
Annual sunshine:
1067 kWh/kW
Annual net benefit (5 kW):
£921
TR21
Isles of Scilly
Annual sunshine:
1066 kWh/kW
Annual net benefit (5 kW):
£920
TR22
Isles of Scilly
Annual sunshine:
1099 kWh/kW
Annual net benefit (5 kW):
£948
TR23
Isles of Scilly
Annual sunshine:
1101 kWh/kW
Annual net benefit (5 kW):
£950
TR24
Isles of Scilly
Annual sunshine:
1096 kWh/kW
Annual net benefit (5 kW):
£946
TR25
Isles of Scilly
Annual sunshine:
1092 kWh/kW
Annual net benefit (5 kW):
£942
TR26
Cornwall
Annual sunshine:
1009 kWh/kW
Annual net benefit (5 kW):
£871
TR27
Cornwall
Annual sunshine:
1067 kWh/kW
Annual net benefit (5 kW):
£921
TR3
Cornwall
Annual sunshine:
1038 kWh/kW
Annual net benefit (5 kW):
£896
TR4
Cornwall
Annual sunshine:
1005 kWh/kW
Annual net benefit (5 kW):
£868
TR5
Cornwall
Annual sunshine:
1025 kWh/kW
Annual net benefit (5 kW):
£885
TR6
Cornwall
Annual sunshine:
1032 kWh/kW
Annual net benefit (5 kW):
£891
TR7
Cornwall
Annual sunshine:
1030 kWh/kW
Annual net benefit (5 kW):
£889
TR8
Cornwall
Annual sunshine:
1023 kWh/kW
Annual net benefit (5 kW):
£883
TR9
Cornwall
Annual sunshine:
988 kWh/kW
Annual net benefit (5 kW):
£853
TR93
Cornwall
Annual sunshine:
1066 kWh/kW
Annual net benefit (5 kW):
£920
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