Cowper Close is mostly semi-detached houses. The median sale price is £112,000, about 54% below the typical NN9 sale. Per square metre of floor space it comes to about £1,874, below the district's £2,722. Recent sales are too thin to call a trend for the street itself; NN9 prices as a whole have been easing. HM Land Registry records 9 sales across 5 homes since 2001 — homes here come up rarely.
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Cowper Close prices over time
Median sold price on the street by year, from 9 HM Land Registry records. Years with no recorded sales are left blank rather than joined up.
Median sold price by year vs the NN9 district trend. Street medians on thin years reflect few sales — hover a dot for the exact figure.
How Cowper Close compares
Cowper Close against the NN9 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 Close's £112,000 median sits about 54% below NN9's £242,998; on floor space it runs £1,874/m² against the district's £2,722/m² (-31%).
Street and NN9 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 Close.
Every recorded sale on Cowper Close
Individual transactions as recorded by HM Land Registry, newest first.
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 NN9
Sold-price profiles for nearby streets, and the wider NN9 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.