House prices in SE21
Sold prices in the SE21 postcode district, from HM Land Registry records.
The average sold price in SE21 over the 12 months to May 2026 was £1,024,861, across 145 recorded sales. Flats sold for a median of £436,000. Prices rose 5.5% on the previous year.
Average sold price
£1,024,861
Median sold price
£770,000
Sales (12 months)
145
Year on year
+5.5%
Median sold price, last 12 months
Monthly medians; months with no recorded sales are left blank.
What did each property type sell for?
Flats£436,00064 sales
Terraced£957,50040 sales
Semi-detached£1,750,00035 sales
Detached£2,000,0006 sales
What the numbers say
The average sold price in SE21 over the 12 months to May 2026 was £1,024,861, across 145 recorded sales. Flats were the most traded type, with 64 sales at a median of £436,000, followed by terraced homes at £957,500. Prices rose 5.5% on the previous year. The detached homes figure rests on just 6 sales, so it can move sharply from year to year.