The brand recently closed two other branches in The Mall on Market Way and the other on Ainsworth Street, near the bus station.
Planning a night out? See the live What’s On in Blackburn calendar.
Without a set opening date, the new branch is likely to open later this year as work continues to convert the unit, which was the former home of tReds footwear.
As well as this new location, Greggs also has another outlet “around the corner” on King William Street.