House prices in SG18

Median value — June 2026

£391,781

Modelled from 7,314 properties Stede tracks in SG18

Market snapshot

£391,781

Median value

£440,626

Average value

339

Sales in the last 12 months

+3%

Change over the past year

Value over time

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

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£115,946
2001£129,769
2002£164,793
2003£179,569
2004£195,073
2005£200,418
2006£218,852
2007£236,610
2008£205,465
2009£202,722
2010£212,726
2011£204,736
2012£210,734
2013£222,408
2014£250,278
2015£285,425
2016£312,436
2017£331,508
2018£333,734
2019£324,050
2020£329,307
2021£347,955
2022£382,640
2023£364,228
2024£377,616
2025£388,361
2026£391,781

Property types

  • Detached house31%£537,924
  • Semi-detached house30%£391,698
  • Mid-terrace house25%£319,418
  • Flat / Maisonette12%£200,191
  • Property3%£433,855

Recent sales

Addresses in SG18

About this area

SG18 is a UK postcode district. Stede can model 7,314 properties there, from HM Land Registry Price Paid Data and the UK House Price Index.

As of June 2026, SG18 has a median estimated value of £391,781 and an average of £440,626.

Modelled values in SG18 are +3% over the past year and +16% over five years.

The market here is mostly detached houses, which make up 31% of the properties Stede tracks in SG18.

339 sales were recorded in SG18 over the past 12 months.

Common questions

What is the average house price in SG18?

As of June 2026, the average estimated value is £440,626 and the median is £391,781 across 7,314 properties Stede tracks in SG18. This is not a formal market valuation.

Are house prices in SG18 going up or down?

Modelled values in SG18 are +3% over the past year and +16% over five years, based on the UK House Price Index.

What types of property are in SG18?

31% of the properties Stede tracks in SG18 are detached houses. semi-detached houses are next most common, at 30%.

How many properties are in SG18?

Stede can model 7,314 properties in SG18, with 339 recorded sales in the past 12 months.

How does Stede calculate house prices for SG18?

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 →