First Adult: 17.53 days
First Adult (With Interview): 24.85 days
Adult Renewal: 12.84 days
First Child: 27.73 days
Child Renewal: 12.75 days
First Adult (overseas application): 37.73 days
Adult Renewal (overseas application): 23.73 days
(Crowd sourced data for last 30 days)
View graphs showing averages over time here
My daughter’s first adult British Passport application was received by her majesty’s passport office February 2, 2021 and finally issued June 3rd. Passport process took 4 months and a few days. Very long waiting time.