Sales on Cowper Avenue are mostly terraced houses. The median sale price is £237,000, about 42% below the typical SM1 sale. On floor area that works out near £5,129 per square metre, below the district's £5,385. Too few recent sales to read a street-level trend, but across SM1 prices have held broadly level over the last few years. With 41 sales across 26 homes since 2000, homes here come to market only rarely.
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Cowper Avenue prices over time
Median sold price on the street by year, from 41 HM Land Registry records. Years with no recorded sales are left blank rather than joined up.
Median sold price by year vs the SM1 district trend. Street medians on thin years reflect few sales — hover a dot for the exact figure.
How Cowper Avenue compares
Cowper Avenue against the SM1 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).
Cowper Avenue's £237,000 median sits about 42% below SM1's £410,000; on floor space it runs £5,129/m² against the district's £5,385/m² (-5%).
Street and SM1 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 Cowper Avenue.
Every recorded sale on Cowper Avenue
Individual transactions as recorded by HM Land Registry, newest first.
Sales marked non-standardare Land Registry “additional price paid” entries — bulk purchases, repossessions, right-to-buy and similar transfers. They're listed for completeness but excluded from every median and comparison figure on this page.
Get the full £5 report on the exact home — valuation vs its own sale history, EPC & running costs, flood/mining risk, planning, schools and more.
More streets in SM1
Sold-price profiles for nearby streets, and the wider SM1 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.