House prices in CM21

Median value — June 2026

£484,907

Modelled from 3,827 properties Stede tracks in CM21

Market snapshot

£484,907

Median value

£530,749

Average value

122

Sales in the last 12 months

+4%

Change over the past year

Value over time

  • Modelled value
£100k£200k£300k£400k£500k20002002200420062008201020122014201620182020202220242026

Modelled month by month from the UK House Price Index, averaged across every property type Stede tracks here.

View as a table
Modelled value at the end of each year, with any recorded sales
YearModelled value
2000£147,713
2001£168,772
2002£204,731
2003£222,770
2004£244,290
2005£248,905
2006£266,949
2007£299,274
2008£249,378
2009£271,446
2010£266,226
2011£271,497
2012£287,501
2013£298,891
2014£332,558
2015£373,933
2016£406,689
2017£413,478
2018£423,796
2019£415,878
2020£432,530
2021£435,256
2022£461,482
2023£449,832
2024£456,090
2025£476,055
2026£484,907

Property types

  • Detached house30%£719,030
  • Semi-detached house26%£523,134
  • Flat / Maisonette23%£220,960
  • Mid-terrace house19%£406,592
  • Property2%£351,802

Recent sales

Addresses in CM21

About this area

CM21 is a UK postcode district. Stede can model 3,827 properties there, from HM Land Registry Price Paid Data and the UK House Price Index.

As of June 2026, CM21 has a median estimated value of £484,907 and an average of £530,749.

Modelled values in CM21 are +4% over the past year and +14% over five years.

122 sales were recorded in CM21 over the past 12 months.

Common questions

What is the average house price in CM21?

As of June 2026, the average estimated value is £530,749 and the median is £484,907 across 3,827 properties Stede tracks in CM21. This is not a formal market valuation.

Are house prices in CM21 going up or down?

Modelled values in CM21 are +4% over the past year and +14% over five years, based on the UK House Price Index.

What types of property are in CM21?

30% of the properties Stede tracks in CM21 are detached houses. semi-detached houses are next most common, at 26%.

How many properties are in CM21?

Stede can model 3,827 properties in CM21, with 122 recorded sales in the past 12 months.

How does Stede calculate house prices for CM21?

These figures are modelled from HM Land Registry Price Paid Data and the UK House Price Index — the same sources used for every individual property valuation on Stede. Full detail is on the methodology page.

How we calculate this

These figures are modelled from HM Land Registry Price Paid Data and the UK House Price Index — the same sources behind every individual property valuation on Stede.

Read the full methodology and data sources →