House prices in TW18
Sold prices in the TW18 postcode district, from HM Land Registry records.
The average sold price in TW18 over the 12 months to May 2026 was £468,693, across 332 recorded sales. Semi-detached homes sold for a median of £525,000. Prices rose 4.6% on the previous year.
Average sold price
£468,693
Median sold price
£458,000
Sales (12 months)
332
Year on year
+4.6%
Median sold price, last 12 months
Monthly medians; months with no recorded sales are left blank.
What did each property type sell for?
Semi-detached£525,000113 sales
Flats£300,00089 sales
Terraced£441,00077 sales
Detached£620,00053 sales
What the numbers say
The average sold price in TW18 over the 12 months to May 2026 was £468,693, across 332 recorded sales. Semi-detached homes were the most traded type, with 113 sales at a median of £525,000, followed by flats at £300,000. Prices rose 4.6% on the previous year. The median sale came in at £458,000, below the average, which points to a small number of higher-priced sales pulling the average up.