12 Hill Street, Treherbert, Treorchy, CF42 5LG
About 12 Hill Street
12 Hill Street is a mid-terrace house in Treherbert, Treorchy, Treorchy (CF42 5LG). It has a recorded floor area of 103 m² (around 1109 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (April 2021) shows a D (score 57), a step below the typical UK home. The recommended improvements would push it to C (score 76).
Today's modelled estimate of £141,000 sits 65.9% above the 2021 sale of £85,000. Sold November 2021 for £85,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 12 Hill 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
12 Hill Street's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
12 Hill Street has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 1 thing worth checking at 12 Hill 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 in the post-pandemic price surge — useful context when reading the figure.
£141,000
Modelled from EPC, postcode comparables.
£85,000
Recorded with HM Land Registry.
Sales timeline
1 November 2021Most recent
£85,000
Median price across the last 5 sales in CF42 5LG: £90,000 (2024–2006).
Nearby sales in CF42 5LG
9 Hill Street, Treherbert, Treorchy, CF42 5LG
Sold Aug 2024
£90,00013 Hill Street, Treherbert, Treorchy, CF42 5LG
Sold Jul 2024
£145,0001 Hill Street, Treherbert, Treorchy, CF42 5LG
Sold Oct 2010
£71,25010 Hill Street, Treherbert, Treorchy, CF42 5LG
Sold Dec 2003
£12,5005 Hill Street, Treherbert, Treorchy, CF42 5LG
Sold Oct 2002
£23,500
Everything we know about 12 Hill 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 Hill Street homes
Price per m²
£825
Street avg £715
Floor Area
103 m²
Street avg 100 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
7.0 t/year
Street avg 7.2 t/year
Similar properties nearby
1 Coldra Road, Treherbert
CF42 5ST
1 David Street, Treherbert
CF42 5LB
1 Crichton Street, Treherbert
CF42 5RA
1 Clyngwyn Terrace, Blaenrhondda
CF42 5SH
1 Brynfedwen Close, Treherbert
CF42 5PB
1 Clyngwyn Road, Blaenrhondda
CF42 5SL
1 Ael Y Bryn, Treherbert
CF42 5HD
1 Cwmsaerbren Street, Treherbert
CF42 5HY
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.