Cambridgeshire: Yaxley and Farcet division, after the death of veteran Conservative county councillor Mac McGuire. Term ends 2025.
East Hampshire: Four Marks and Medstead ward, after the resignation of Liberal Democrat councillor Joanna Nelson. Term ends 2027.
Ipswich: St John’s ward, after the death of Labour councillor Sophie Connelly. Term ends 2026.
Havant: Hart Plain ward, after the resignation of Conservative councillor Carly Scannell. As her term would have ended in May there will be no byelection.