Meghan was seen arriving before 9 a.m. for coffee at Soho Farmhouse, where staff reportedly knew her by name, intensifying talk that the Sussexes are basing themselves in north Oxfordshire.
School letters urging parents not to take pictures or share information about other families have added to speculation that Archie and Lilibet have started the new term locally.
The 40-hectare retreat offers privacy prized by celebrities and royals, with a photo ban, a recent prohibition on Meta glasses and nearby residents including the Beckhams.
The couple have longstanding ties to the Cotswolds and Soho House, having previously rented near Great Tew, used Soho House in London heavily and said they once hoped to live in Oxfordshire full-time.
Harry already has UK commitments including the WellChild awards this month and preparations for Birmingham's Invictus Games next summer, while Buckingham Palace has said the Sussexes would remain private citizens in Britain.