21 Dumfries Street, Treherbert, Treorchy, CF42 5PL
About 21 Dumfries Street
21 Dumfries Street is a three-bedroom mid-terrace house in Treherbert, Treorchy, Treorchy (CF42 5PL). It has a recorded floor area of 93 m² (around 1001 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (July 2019) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 83), a 2-band jump.
Held since March 2007 — that's 19 years off the open market, well above the local norm. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Today's modelled estimate of £125,000 sits 56.3% above the 2007 sale of £80,000.
Know exactly what you're buying at 21 Dumfries Street
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
What this property has
Inside
- Bedrooms3
Outside
- Private gardenYes
Building
- Central heatingYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
21 Dumfries Street has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 1 thing worth checking at 21 Dumfries Street
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
30-day money-back guarantee
Sales history & valuation
The latest sale landed at the peak of the pre-credit-crunch market — a high-water reference point.
£125,000
Modelled from EPC, postcode comparables.
£80,000
Recorded with HM Land Registry.
Sales timeline
29 March 2007Most recent
£80,000
Median price across the last 5 sales in CF42 5PL: £95,000 (2023–2021).
Nearby sales in CF42 5PL
4 Dumfries Street, Treherbert, Treorchy, CF42 5PL
Sold Aug 2023
£130,00012 Dumfries Street, Treherbert, Treorchy, CF42 5PL
Sold Oct 2022
£76,0007 Dumfries Street, Treherbert, Treorchy, CF42 5PL
Sold May 2022
£123,00025 Dumfries Street, Treherbert, Treorchy, CF42 5PL
Sold Sept 2021
£95,00017 Dumfries Street, Treherbert, Treorchy, CF42 5PL
Sold Apr 2021
£45,000
Everything we know about 21 Dumfries Street, 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 Dumfries Street homes
21 Dumfries Street outperforms the street on years held by a wide margin.
Price per m²
£860
Street avg £925
Floor Area
93 m²
Street avg 97 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
4.8 t/year
Street avg 4.7 t/year
Similar properties nearby
1 Crichton Street, Treherbert
CF42 5RA
1 Coldra Road, Treherbert
CF42 5ST
1 David Street, Treherbert
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1 Brynfedwen Close, Treherbert
CF42 5PB
1 Blaen Y Cwm Terrace, Treherbert
CF42 5ND
1 Brook Street, Blaenrhondda
CF42 5SG
1 Cwrt Yr Ysgol, Treherbert
CF42 5PX
1 Alma Street, Treherbert
CF42 5LY
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
Dunraven Hotel — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.