20, TREM Y DYFFRYN, MOUNTAIN ASH, CF45 4AQ - £260,000

Based on the September 2024 Price Paid Data (released on 28th October 2024), the August 2024 House Price Index (released on 16th October 2024), and the September 2024 Energy Performance of Buildings Data (released on 31st October 2024). Sources

20 TREM Y DYFFRYN is a very large detached house of 187m², built sometime from 2007 onwards. It was last sold for £260,000 in October 2019, which was around 29% above the average October 2019 detached price in the Rhondda Cynon Taf local authority area. The most recent EPC inspection was August 2019, where the current energy rating was C, and the potential energy rating was C.

20 TREM Y DYFFRYN Sold Prices

Land registry data shows two sales for 20 TREM Y DYFFRYN since 1^st January 1995. The below table shows the price paid for the two sales, along with the average detached price in the Rhondda Cynon Taf local authority area for the corresponding sale date. Both of the two 20 TREM Y DYFFRYN sales were for above the average price. The average price is sourced from the Office for National Statistics' House Price Index (HPI).

Date	Price	HPI Price	Variation from HPI
2019 18 OCT	£260,000	£200,863	29% above HPI
2007 11 APR	£209,950	£164,151	28% above HPI

20 TREM Y DYFFRYN Price Paid vs. HPI Average

The below graph shows the average detached house price in the Rhondda Cynon Taf local authority area over time, sourced from the HPI. The two 20 TREM Y DYFFRYN sales from April 2007 and October 2019 have been plotted on the graph. A line has been extrapolated to show what the value of the property might have been over time, following each sale, had it maintained the same margin above or below the HPI (as a percentage). For example, the April 2007 sale was for 28% above the HPI. So the extrapolation line tracks at 28% above the HPI over time, until the October 2019 sale, where it rises to 29% above the HPI. The line then continues to track at 29% above the HPI.

How Large is 20 TREM Y DYFFRYN?

20 TREM Y DYFFRYN is 187m² according to the EPC inspection conducted in August 2019. This puts it in the largest 10% of detached houses in Mountain Ash, based on EPC data. The below chart shows the distribution of detached houses by size in Mountain Ash, and where 20 TREM Y DYFFRYN lies on this distribution: 93% of detached houses are smaller than 20 TREM Y DYFFRYN, and 7% of houses are larger. Note that EPC data is not available for all properties in Mountain Ash.

20 TREM Y DYFFRYN: Plot and Title Map

20 TREM Y DYFFRYN sits on a plot of roughly 0.066 of an acre, or 268m². The below map shows the location of 20 TREM Y DYFFRYN, an approximate outline of the building(s), and the indicative extent of the property. The plot extent is a Land Registry INSPIRE Index Polygon, and it is important to note that a title may include more than one polygon, whereas only one polygon is shown on the map (the polygon which intersects with the position of 20 TREM Y DYFFRYN). The full extent of the land contained in any registered title can only be identified from the individual title plan. The maps on this page should not be relied upon to establish the extent of a title.

Where is 20 TREM Y DYFFRYN?

20 TREM Y DYFFRYN is located in MOUNTAIN ASH, in the CF45 postcode district. The below map shows the position of No. 20 on TREM Y DYFFRYN.