Range from the cheapest replacing of floorboards £300 (Melray Ltd based in BR2) to the dearest replacing of floorboards £560 (Silverland design & build based in BR1).
Comparing carpenter and joiners estimates for replacing and repairing floorboards gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
What to do - Get rates and quotes to replace floorboards in BR7 by posting a job with HaMuch and we will send it to carpenter and joiners in BR7.

"Replacing floorboard which has been damaged and staining to correct colour. Just 1-2 boards in halllway"
BR2