National energy context
How quickly is UK solar capacity growing?
This national series gives honest context around local energy questions. It is not a roof-level suitability score and contains no household or installation records.
Latest published point
22,992.213 MW in Jul 2026.
Great Britain accounts for 22,559.965 MW in the same published table.
Long-term series
Annual checkpoints from the monthly deployment table.
Dec 2010
93.578 MW
Dec 2011
1,010.07 MW
Dec 2012
1,774.931 MW
Dec 2013
2,919.182 MW
Dec 2014
5,600.489 MW
Dec 2015
9,909.332 MW
Dec 2016
12,007.918 MW
Dec 2017
12,882.914 MW
Dec 2018
13,183.582 MW
Dec 2019
13,496.491 MW
Dec 2020
13,808.31 MW
Dec 2021
14,271.028 MW
Dec 2022
15,139.429 MW
Dec 2023
17,551.632 MW
Dec 2024
19,431.124 MW
Dec 2025
22,082.562 MW
Jul 2026
22,992.213 MW
Source and limits
Aggregate deployment only.
Department for Energy Security and Net Zero, Solar photovoltaics deployment, July 2026 release, licensed under the Open Government Licence v3.0. This page does not identify installations, owners or suitable roofs.