9 Glanselsig Street, Blaencwm, Treorchy, CF42 5EB
About 9 Glanselsig Street
9 Glanselsig Street is a two-bedroom mid-terrace house in Blaencwm, Treorchy, Treorchy (CF42 5EB). It has a recorded floor area of 58 m² (around 624 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (May 2019) shows a C (score 73). When first surveyed in July 2014 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Very Good, roof efficiency went from Very Poor to Very Good and lighting went from Very Poor to Very Good. The recommended improvements would push it to B (score 88).
Today's modelled estimate of £116,000 sits 61.1% above the 2023 sale of £72,000. On a £-per-square-foot basis, the last sale (£115/sq ft) was about 40.4% above the typical sold price in the postcode. Most recent transfer: November 2023 at £72,000.
Know exactly what you're buying at 9 Glanselsig 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
- Bedrooms2
- Bathrooms1
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Wall insulation improved
Loft insulation installed or upgraded to 250mm+
More low energy lighting installed
Planning history
9 Glanselsig Street has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 1 thing worth checking at 9 Glanselsig 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
9 Glanselsig Street valuation sits well clear of the typical sold price in this postcode.
£116,000
Modelled from EPC, postcode comparables.
£72,000
Recorded with HM Land Registry.
Sales timeline
24 November 2023Most recent
£72,000
Median price across the last 5 sales in CF42 5EB: £80,500 (2024–2019).
Nearby sales in CF42 5EB
3 Glanselsig Street, Blaencwm, Treorchy, CF42 5EB
Sold Oct 2024
£95,00010 Glanselsig Street, Blaencwm, Treorchy, CF42 5EB
Sold Dec 2022
£142,00020 Glanselsig Street, Blaencwm, Treorchy, CF42 5EB
Sold Feb 2022
£80,5006 Glanselsig Street, Blaencwm, Treorchy, CF42 5EB
Sold Oct 2021
£50,00017 Glanselsig Street, Blaencwm, Treorchy, CF42 5EB
Sold Oct 2018
£53,195
Everything we know about 9 Glanselsig 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 Glanselsig Street homes
On co₂ emissions, 9 Glanselsig Street stands well clear of the street.
Price per m²
£1,241
Street avg £1,121
Floor Area
58 m²
Street avg 72 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
2.7 t/year
Street avg 4.4 t/year
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The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Blaencwm Post Office — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.