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What is the average house price in Treharris?
£145,470

Average price per property type

Detached house illustration

Detached

£364,807

Semi-detached house illustration

Semi-Detached

£159,904

Terraced house illustration

Terraced

£106,582

Are prices going up or down?

Short term 📉

Prices decreased by £-29,486 (-16.85%) over the past year

Long term 📈

Prices increased by £40,440 (38.50%) over the past 10 years

Quick answers for Treharris

Start with quick answers below, then open each page for full charts, context, and deeper analysis.

When did average house prices in Treharris reach their peak?

Prices peaked at £335,000 in APR 2013.

View full price history

How many properties are being sold in Treharris?

70 properties sold in the last 12 months, -12 (-14.6%) vs the previous 12 months.

View sales volume trends

What type of properties are sold in Treharris?

Terraced houses are most common at 63.5% of sales.

View property type breakdown

Property price ranges in Treharris

The most common price range is £100k - £150k at 59.0% of sales.

View price range breakdown

What is the most expensive (and cheapest) area of Treharris?

Most expensive: - (£0). Cheapest: - (£0).

View full area ranking

Most expensive houses in Treharris 👀

brath-y-cawr cardiff road, merthyr tydfil

Sold in FEB 2025

£900,000

ty saer cardiff road, merthyr tydfil

Sold in OCT 2024

£740,000

carreg las pentwyn road, merthyr tydfil

Sold in JUN 2022

£650,000

View more

Data sources

Location boundary data sourced from OpenStreetMap and price information is from HM Land Registry

Last updated at 29 March 2026 at 18:02 with the latest Land Registry data (February 2026). The Treharris dataset covers 186 postcodes.

Read our full data methodology

Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0.