12 Cwrt Yr Ysgol, Treherbert, Treorchy, CF42 5PX
About 12 Cwrt Yr Ysgol
12 Cwrt Yr Ysgol is a semi-detached house in Treherbert, Treorchy, Treorchy (CF42 5PX). It has a recorded floor area of 128 m² (around 1378 sq ft), construction records dating it to 2007-2011 and council tax band D. The latest certificate (May 2021) shows a C (score 76), near the top of the C band. Earlier certificates rated it B (May 2009); the latest reading is one band lower. Between certificates, lighting went from Average to Good; while wall efficiency dropped from Very Good to Good and roof efficiency dropped from Very Good to Good. The recommended improvements would push it to B (score 86).
Across 2010–2021, sale prices on this property compounded at 4.5% per year. Today's modelled estimate of £268,000 is 19.1% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£163/sq ft) was about 65.4% above the typical sold price in the postcode. Last sale on file: £225,000 in October 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 12 Cwrt Yr Ysgol
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water system upgraded
Planning history
12 Cwrt Yr Ysgol has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 1 thing worth checking at 12 Cwrt Yr Ysgol
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
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Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£268,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.5% per year over 12 years.
£225,000
Growth on file: 4.5% per year over 12 years.
Sales timeline
7 October 2021Most recent
£225,000
+66.7%over 11 years28 January 2010
£135,000
Median price across the last 5 sales in CF42 5PX: £245,000 (2024–2017).
Nearby sales in CF42 5PX
11 Cwrt Yr Ysgol, Treherbert, Treorchy, CF42 5PX
Sold Aug 2024
£245,0009 Cwrt Yr Ysgol, Treherbert, Treorchy, CF42 5PX
Sold Mar 2024
£320,0004 Cwrt Yr Ysgol, Treherbert, Treorchy, CF42 5PX
Sold Aug 2023
£270,0001 Cwrt Yr Ysgol, Treherbert, Treorchy, CF42 5PX
Sold Dec 2016
£169,0008 Cwrt Yr Ysgol, Treherbert, Treorchy, CF42 5PX
Sold Jul 2012
£240,000
Everything we know about 12 Cwrt Yr Ysgol, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area

Versus other Cwrt Yr Ysgol homes
On epc rating, 12 Cwrt Yr Ysgol runs well behind the street norm.
Price per m²
£1,758
Street avg £1,269
Floor Area
128 m²
Street avg 107 m²
Habitable Rooms
8 rooms
Street avg 7 rooms
CO₂ Emissions
4.6 t/year
Street avg 4.1 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Stuart Street — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.