2 John Street, Treherbert, Treorchy, CF42 5HH
About 2 John Street
2 John Street is a mid-terrace house in Treherbert, Treorchy, Treorchy (CF42 5HH). It has a recorded floor area of 69 m² (around 743 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (July 2017) shows an E (score 46), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 77), a 2-band jump.
It lags the bulk of the postcode on energy efficiency (less efficient than 71% of similar EPCs). Across 2017–2023, sale prices on this property compounded at 9% per year. Today's modelled estimate of £117,000 is 42.7% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£110/sq ft) was about 46.3% above the typical sold price in the postcode. Sold June 2023 for £82,000.
Know exactly what you're buying at 2 John 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
2 John Street's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
2 John Street has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 1 thing worth checking at 2 John 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
2 John Street saw 3 transfers in just over a decade — high turnover for the postcode.
£117,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.0% per year over 6 years.
£82,000
Growth on file: 9.0% per year over 6 years.
Sales timeline
6 June 2023Most recent
£82,000
+57.7%over 3 years3 January 2020
£52,000
+4.0%over 2 years14 September 2017
£50,000
Median price across the last 5 sales in CF42 5HH: £70,000 (2023–2015).
Nearby sales in CF42 5HH
8 John Street, Treherbert, Treorchy, CF42 5HH
Sold Jan 2023
£97,0004 John Street, Treherbert, Treorchy, CF42 5HH
Sold Sept 2021
£85,0007 John Street, Treherbert, Treorchy, CF42 5HH
Sold Jun 2018
£70,0001 John Street, Treherbert, Treorchy, CF42 5HH
Sold Feb 2011
£43,000Brockwell, John Street, Treherbert, Treorchy, CF42 5HH
Sold Feb 2003
£72,000
Everything we know about 2 John 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 John Street homes
Years Held for 2 John Street lags the street by a wide margin.
Price per m²
£1,188
Street avg £1,042
Floor Area
69 m²
Street avg 65 m²
Habitable Rooms
5 rooms
Street avg 3 rooms
CO₂ Emissions
6.1 t/year
Street avg 4.4 t/year
Similar properties nearby
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1 Church Street, Treherbert
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1 Bryn Henllan, Blaenrhondda
CF42 5SY
1 Abertonllwyd Street, Treherbert
CF42 5PF
1 Blaen Y Cwm Road, Blaencwm
CF42 5DG
1 Corbett Street, Treherbert
CF42 5EL
1 Cwmsaerbren Flats, Treherbert
CF42 5LA
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
New Inn — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.