Sales on William Street are mostly flats. The median sale price is £194,625, about 37% below the typical M20 sale. Per square metre of floor space it comes to about £3,238, below the district's £3,877. Recent sales are too thin to call a trend for the street itself; M20 prices as a whole have been rising. With 8 sales across 5 homes since 2001, homes here come to market only rarely.
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William Street prices over time
Median sold price on the street by year, from 8 HM Land Registry records. Years with no recorded sales are left blank rather than joined up.
Median sold price by year vs the M20 district trend. Street medians on thin years reflect few sales — hover a dot for the exact figure.
How William Street compares
William Street against the M20 district's busiest streets, the district itself, and the official UK House Price Index for the wider area.
Median sold price and sale count over the last 8years for the district's busiest streets. *This street's figures cover all recorded sales (fewer than 3 in the last 8 years).
William Street's £194,625 median sits about 37% below M20's £310,000; on floor space it runs £3,238/m² against the district's £3,877/m² (-16%).
Street and M20 figures are medians of HM Land Registry sales; the England figures are the UK House Price Index mix-adjusted average — a different basis, so compare direction rather than levels between the two.
Prices by property type
Median sold price by property type on William Street.
Every recorded sale on William Street
Individual transactions as recorded by HM Land Registry, newest first.
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More streets in M20
Sold-price profiles for nearby streets, and the wider M20 area guide.
Contains HM Land Registry data © Crown copyright and database right 2026, including the UK House Price Index. EPC data © Crown copyright. Licensed under the Open Government Licence v3.0. Figures summarise recorded sales on the street and are not a valuation of any individual home.