House prices in Treharris
Median value — June 2026
£228,539
Modelled from 1,161 properties Stede tracks in Treharris
Market snapshot
£228,539
Median value
£239,128
Average value
48
Sales in the last 12 months
+6%
Change over the past year
Value over time
- Modelled value
Modelled month by month from the UK House Price Index, averaged across every property type Stede tracks here.
View as a table
| Year | Modelled value |
|---|---|
| 2000 | £51,668 |
| 2001 | £54,397 |
| 2002 | £68,430 |
| 2003 | £88,059 |
| 2004 | £113,111 |
| 2005 | £123,625 |
| 2006 | £129,488 |
| 2007 | £135,556 |
| 2008 | £121,376 |
| 2009 | £119,290 |
| 2010 | £115,891 |
| 2011 | £122,375 |
| 2012 | £117,369 |
| 2013 | £119,212 |
| 2014 | £128,214 |
| 2015 | £130,738 |
| 2016 | £132,470 |
| 2017 | £142,373 |
| 2018 | £153,613 |
| 2019 | £156,378 |
| 2020 | £168,445 |
| 2021 | £189,394 |
| 2022 | £213,120 |
| 2023 | £210,291 |
| 2024 | £220,139 |
| 2025 | £222,646 |
| 2026 | £228,539 |
Property types
- Semi-detached house43%£236,360
- Mid-terrace house33%£163,457
- Detached house21%£347,680
- Property3%£229,783
- Flat / Maisonette0%£84,998
Areas and streets in Treharris
- StreetMarket Close14 properties£260,830
- StreetMountain Way14 properties£248,594
- StreetPark Terrace1 properties£234,413
- StreetPentwyn Road8 properties£329,502
- StreetPine Tree Way10 properties£247,630
- StreetPritchard Street1 properties£98,205
- StreetRhiwfer4 properties£149,134
- StreetRowan Close5 properties£201,359
- StreetSchool Close12 properties£379,601
- StreetShingrig Road86 properties£186,984
- StreetSpringfield Terrace20 properties£163,991
- StreetSt Johns Lane9 properties£236,853
- StreetStation Terrace13 properties£208,314
- StreetTaf Olwg11 properties£255,279
- StreetTai Fforest4 properties£239,586
- StreetTawel Fan36 properties£234,278
- StreetThe Bungalows2 properties£244,647
- StreetThomas Street16 properties£148,228
- StreetThornwood Place1 properties£77,383
- StreetTydu Road4 properties£360,372
- StreetWern Cottages2 properties£145,726
- StreetWern Crescent27 properties£154,107
- StreetWestwood Drive1 properties£216,508
- StreetYnys Las16 properties£114,462
- VillageLlanfabon16 properties£492,508
- VillageNelson1,119 properties£227,500
- VillageQuakers Yard5 properties£289,509
- VillageTrelewis4 properties£179,813
About this area
Treharris, in Caerphilly, is a town. Stede can model 1,161 properties there, from HM Land Registry Price Paid Data and the UK House Price Index.
As of June 2026, Treharris has a median estimated value of £228,539 and an average of £239,128.
Modelled values in Treharris are +6% over the past year and +27% over five years.
The market here is mostly semi-detached houses, which make up 43% of the properties Stede tracks in Treharris.
48 sales were recorded in Treharris over the past 12 months.
Common questions
What is the average house price in Treharris?
As of June 2026, the average estimated value is £239,128 and the median is £228,539 across 1,161 properties Stede tracks in Treharris. This is not a formal market valuation.
Are house prices in Treharris going up or down?
Modelled values in Treharris are +6% over the past year and +27% over five years, based on the UK House Price Index.
What types of property are in Treharris?
43% of the properties Stede tracks in Treharris are semi-detached houses. mid-terrace houses are next most common, at 33%.
How many properties are in Treharris?
Stede can model 1,161 properties in Treharris, with 48 recorded sales in the past 12 months.
How does Stede calculate house prices for Treharris?
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 →