House prices in St Athan

Median value — November 2026

£223,000

Modelled from 1,323 properties Stede tracks in St Athan

Market snapshot

£223,000

Median value

£254,064

Average value

63

Sales in the last 12 months

+1%

Change over the past year

Value over time

  • Modelled value
  • Projected
£50k£100k£150k£200k£250k20002002200420062008201020122014201620182020202220242026

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£53,701
2001£61,119
2002£74,810
2003£89,973
2004£117,343
2005£119,953
2006£125,428
2007£134,086
2008£126,059
2009£126,609
2010£128,293
2011£126,025
2012£126,747
2013£129,550
2014£134,576
2015£146,759
2016£149,826
2017£155,258
2018£164,929
2019£165,388
2020£176,645
2021£194,481
2022£214,184
2023£206,631
2024£211,563
2025£221,883
2026£223,000

Property types

  • Mid-terrace house42%£174,000
  • Semi-detached house33%£248,000
  • Detached house23%£373,000
  • Flat / Maisonette2%£168,500
  • Property0%£353,000

Recent sales

Addresses in St Athan

About this area

St Athan, in Barry, is a village. Stede can model 1,323 properties there, from HM Land Registry Price Paid Data and the UK House Price Index.

As of November 2026, St Athan has a median estimated value of £223,000 and an average of £254,064.

Modelled values in St Athan are +1% over the past year and +15% over five years.

The market here is mostly mid-terrace houses, which make up 42% of the properties Stede tracks in St Athan.

63 sales were recorded in St Athan over the past 12 months.

Common questions

What is the average house price in St Athan?

As of November 2026, the average estimated value is £254,064 and the median is £223,000 across 1,323 properties Stede tracks in St Athan. This is not a formal market valuation.

Are house prices in St Athan going up or down?

Modelled values in St Athan are +1% over the past year and +15% over five years, based on the UK House Price Index.

What types of property are in St Athan?

42% of the properties Stede tracks in St Athan are mid-terrace houses. semi-detached houses are next most common, at 33%.

How many properties are in St Athan?

Stede can model 1,323 properties in St Athan, with 63 recorded sales in the past 12 months.

How does Stede calculate house prices for St Athan?

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 →