Roads in the town centre were impassible following the downpours overnight, which flooded some businesses on Bakewell Road.
The Tipsy Toad cocktail bar was among those premises affected.
A £100,000 fund is being made available to Derbyshire residents and businesses hit by the floods.
3. Matlock flooding
Water levels on the River Derwent peaked at 3.89 metres on Thursday morning. Photo: Brian Eyre
1 / 2