They usually take a few weeks to filter through to Zoopla and Rightmove etc, so if you want the latest prices now, go to
www.landregistry.gov.uk/public/information/public-data/price-paid-data/price-paid-data-files
and download the .csv file, then once you are in Excel, you can use the 'Find and select' tool (binoculars) to search for the start of a postcode or a village/town.
I've just seen that a house we discounted viewing because it was on for £795K actually sold for £615K!