House prices in SL9
Sold prices in the SL9 postcode district, from HM Land Registry records.
The average sold price in SL9 over the 12 months to May 2026 was £1,003,142, across 232 recorded sales. Detached homes sold for a median of £1,057,500. Prices rose 3.6% on the previous year.
Average sold price
£1,003,142
Median sold price
£860,000
Sales (12 months)
232
Year on year
+3.6%
Median sold price, last 12 months
Monthly medians; months with no recorded sales are left blank.
What did each property type sell for?
Detached£1,057,500130 sales
Flats£411,50046 sales
Semi-detached£745,00029 sales
Terraced£630,00027 sales
What the numbers say
The average sold price in SL9 over the 12 months to May 2026 was £1,003,142, across 232 recorded sales. Detached homes made up 56% of those sales at a median of £1,057,500, while flats changed hands for a median of £411,500. Prices rose 3.6% on the previous year. The median sale came in at £860,000, below the average, which points to a small number of higher-priced sales pulling the average up.