He died in 1824 after ten years' retirement, and his title was inherited by his only son Sir Lyndsey James Bertie, 2nd Bt., then a lieutenant in the 12th Regiment of Dragoons.
Dia meninggal pada 1824 setelah sepuluh tahun pensiun, dan gelarnya diwariskan hanya kepada anaknya Sir Lyndsey James Bertie, 2nd Bt., yang kemudian menjadi letnan di Resimen ke-12 Dragoons.