6 Princes Street, Treherbert, Treorchy, CF42 5AL
About 6 Princes Street
6 Princes Street is a three-bedroom mid-terrace house in Treherbert, Treorchy, Treorchy (CF42 5AL). It has a recorded floor area of 62 m² (around 667 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (August 2025) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in April 2009 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Poor and lighting went from Very Poor to Average. The recommended improvements would push it to C (score 80).
Held since April 2010 — that's 16 years off the open market, well above the local norm. Today's modelled estimate of £114,000 sits 200% above the 2010 sale of £38,000. On a £-per-square-foot basis, the last sale (£57/sq ft) was about 22.4% below the postcode norm. At 62 m² it's 16.8% smaller than the typical home in the postcode (75 m² median across 14 EPCs).
Know exactly what you're buying at 6 Princes 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
- Bathrooms1
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Single glazing replaced with double or better glazing
More low energy lighting installed
Roof insulation improved
More low energy lighting installed
Planning history
6 Princes Street has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 1 thing worth checking at 6 Princes 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
6 Princes Street's estimated value is more than triple its earliest registered sale price (2010).
£114,000
Modelled from EPC, postcode comparables.
£38,000
Recorded with HM Land Registry.
Sales timeline
26 April 2010Most recent
£38,000
Median price across the last 5 sales in CF42 5AL: £65,500 (2025–2020).
Nearby sales in CF42 5AL
1 Princes Street, Treherbert, Treorchy, CF42 5AL
Sold Aug 2025
£54,09014 Princes Street, Treherbert, Treorchy, CF42 5AL
Sold Jul 2025
£95,0004 Princes Street, Treherbert, Treorchy, CF42 5AL
Sold May 2023
£94,00013 Princes Street, Treherbert, Treorchy, CF42 5AL
Sold Jul 2020
£45,00011 Princes Street, Treherbert, Treorchy, CF42 5AL
Sold Nov 2017
£43,000
Everything we know about 6 Princes 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 Princes Street homes
6 Princes Street is notably below the street on price per m².
Price per m²
£613
Street avg £921
Floor Area
62 m²
Street avg 74 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
3.8 t/year
Street avg 4.8 t/year
Similar properties nearby
1 Crichton Street, Treherbert
CF42 5RA
1 Coldra Road, Treherbert
CF42 5ST
1 David Street, Treherbert
CF42 5LB
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 Abertonllwyd Street, Treherbert
CF42 5PF
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
New Inn — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.