Proportion of new MPs per election, 2011-2025

This year's elections had the largest proportion of new members of Parliament since 2015, with 117 non-incumbents winning in their races.

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Note: In the above charts, incumbents are defined as candidates listed as "re-elected" in the House of Commons data portal, with non-incumbents those listed as simply "elected." 2025 figures are still listed as "unconfirmed."

Chart: Charlie Buckley, CTVNews.caSource: House of CommonsCreated with Datawrapper