17 Hopkin Street, Treherbert, Treorchy, CF42 5HL
About 17 Hopkin Street
17 Hopkin Street is a three-bedroom end-of-terrace house in Treherbert, Treorchy, Treorchy (CF42 5HL). It has a recorded floor area of 72 m² (around 775 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (March 2020) shows a D (score 63), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since April 2019. Between certificates, roof efficiency went from Average to Very Good and lighting went from Poor to Very Good. The recommended improvements would lift it to B (score 86), a 2-band jump.
Across 1997–2016, sale prices on this property compounded at 6.2% per year. Today's modelled estimate of £118,000 sits 81.5% above the 2016 sale of £65,000. On a £-per-square-foot basis, the last sale (£84/sq ft) was about 47.9% above the typical sold price in the postcode. 10 years since the last transfer (August 2016).
Know exactly what you're buying at 17 Hopkin 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
- Open-plan layoutYes
Outside
- Private gardenRear
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Loft insulation upgraded to recommended levels
More low energy lighting installed
Heating controls changed
More low energy lighting installed
Planning history
17 Hopkin Street has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 1 thing worth checking at 17 Hopkin 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
Sale price has grown by over 3x since 1997.
£118,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.2% per year over 19 years.
£65,000
Growth on file: 6.2% per year over 19 years.
Sales timeline
18 August 2016Most recent
£65,000
+209.5%over 18 years9 October 1997
£21,000
Median price across the last 5 sales in CF42 5HL: £95,000 (2024–2019).
Nearby sales in CF42 5HL
29 Hopkin Street, Treherbert, Treorchy, CF42 5HL
Sold Jun 2024
£65,50026 Hopkin Street, Treherbert, Treorchy, CF42 5HL
Sold May 2023
£108,00023 Hopkin Street, Treherbert, Treorchy, CF42 5HL
Sold Oct 2021
£95,00022 Hopkin Street, Treherbert, Treorchy, CF42 5HL
Sold Aug 2021
£99,95019 Hopkin Street, Treherbert, Treorchy, CF42 5HL
Sold Dec 2019
£70,000
Everything we know about 17 Hopkin 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 Hopkin Street homes
On habitable rooms, 17 Hopkin Street stands well clear of the street.
Price per m²
£903
Street avg £764
Floor Area
72 m²
Street avg 81 m²
Habitable Rooms
6 rooms
Street avg 4 rooms
CO₂ Emissions
4.5 t/year
Street avg 4.9 t/year
Similar properties nearby
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1 Blaen Y Cwm Terrace, Treherbert
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1 Brook Street, Blaenrhondda
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1 Cwrt Yr Ysgol, Treherbert
CF42 5PX
1 Bryn Wyndham Terrace, Treherbert
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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
Baglan Hotel — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.