23 Baglan Street, Treherbert, Treorchy, CF42 5AW
About 23 Baglan Street
23 Baglan Street is a mid-terrace house in Treherbert, Treorchy, Treorchy (CF42 5AW). It has a recorded floor area of 74 m² (around 794 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (August 2011) shows an E (score 54), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 66). The latest certificate is from August 2011, so improvements made since then won't be reflected.
Today's modelled estimate of £113,000 sits 182.5% above the 2011 sale of £40,000. On a £-per-square-foot basis, the last sale (£50/sq ft) was about 28.7% below the postcode norm. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. At 74 m² it's 17.8% larger than the typical home in the postcode (63 m² median across 16 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 88% of similar EPCs). Last sold in September 2011, so it's been off the market for around 15 years.
Know exactly what you're buying at 23 Baglan 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
Energy performance
23 Baglan Street's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 29 Aug 2021
EPC Rating
Planning history
- Oct 2013ExtensionFullIn report
Extension: Two storey
Two storey extension and alterations.
- Documents
- 5 docs on file
- Reference
- 13/0864/10
- Oct 2013ExtensionFullIn report
Extension: Two storey
Two storey extension and alterations.
- Documents
- 6 docs on file
- Reference
- 13/0864/FUL
We flagged 1 thing worth checking at 23 Baglan 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
23 Baglan Street valuation sits well clear of the typical sold price in this postcode.
£113,000
Modelled from EPC, postcode comparables.
£40,000
Recorded with HM Land Registry.
Sales timeline
15 September 2011Most recent
£40,000
Median price across the last 5 sales in CF42 5AW: £71,000 (2025–2023).
Nearby sales in CF42 5AW
12 Baglan Street, Treherbert, Treorchy, CF42 5AW
Sold Sept 2025
£119,95026 Baglan Street, Treherbert, Treorchy, CF42 5AW
Sold Apr 2024
£65,00025 Baglan Street, Treherbert, Treorchy, CF42 5AW
Sold Jul 2023
£71,00019 Baglan Street, Treherbert, Treorchy, CF42 5AW
Sold Jul 2023
£79,75010 Baglan Street, Treherbert, Treorchy, CF42 5AW
Sold Mar 2023
£49,500
Everything we know about 23 Baglan 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 Baglan Street homes
23 Baglan Street is notably below the street on price per m².
Price per m²
£542
Street avg £979
Floor Area
74 m²
Street avg 80 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
3.7 t/year
Street avg 4.4 t/year
Similar properties nearby
1 Abertonllwyd Street, Treherbert
CF42 5PF
1 Blaen Y Cwm Road, Blaencwm
CF42 5DG
1 Brook Street, Blaenrhondda
CF42 5SG
1 Chapel Street, Blaenrhondda
CF42 5SE
1 Bryn Wyndham Terrace, Treherbert
CF42 5NG
1 Church Street, Treherbert
CF42 5PU
1 Bryn Henllan, Blaenrhondda
CF42 5SY
1 Corbett Street, Treherbert
CF42 5EL
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
0.0 km
Baglan Hotel — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.