Data credits

tactical.vote includes new constituency lookup and overlap data from MySociety, licensed under a Creative Commons Attribution 4.0 International License.

This in turn is partly based on Ordnance Survey Code-Point Open, which is released under the Open Government Licence.

Contains OS data © Crown Copyright and database right 2023. Contains National Statistics data © Crown copyright and database right 2023. Contains Royal Mail data © Royal Mail copyright and database right 2023.

Thank you to Democracy Club for collating candidate names from all local statements of persons nominated, licensed under a Creative Commons Attribution 4.0 International License.

Aggregated polling data for 'poll check' from Apogee by Peter Inglesby.