It will run from outside the police station on Chiswick High Road in west London.
She said: “At the moment we have about 40 traders booked but enquiries are coming in all the time so we could end up with Covid capacity of 60.”
The organiser also runs a monthly antiques market in the Hertfordshire city of St Albans which had its first outing since December in mid-April.
“It was busy, the stallholders were happy and everybody was in a charming mood,” said Titmuss.
Included among the stallholders at St Albans and now Chiswick is Retrovation, the decorative and interiors antiques shop in St Albans.