20 Mount Libanus Street, Treherbert, Treorchy, CF42 5RG
About 20 Mount Libanus Street
20 Mount Libanus Street is a mid-terrace house in Treherbert, Treorchy, Treorchy (CF42 5RG). It has a recorded floor area of 109 m² (around 1173 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (September 2019) shows a C (score 73). When first surveyed in March 2015 the rating was E, the property has climbed 2 bands since. Between certificates, roof efficiency went from Very Poor to Good and lighting went from Very Poor to Very Good; while window efficiency dropped from Good to Average.
It hasn't traded since November 2005, a hold of 21 years that's notably long for the area. Across 1997–2005, sale prices on this property compounded at 9.4% per year. Today's modelled estimate of £157,000 sits 98.7% above the 2005 sale of £79,000. On a £-per-square-foot basis, the last sale (£67/sq ft) was about 28.4% above the typical sold price in the postcode. At 109 m² it's 21.1% larger than the typical home in the postcode (90 m² median across 21 EPCs).
Know exactly what you're buying at 20 Mount Libanus 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
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Roof insulation improved
More low energy lighting installed
Heating controls upgraded for better temperature management
More low energy lighting installed
Planning history
20 Mount Libanus Street has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 1 thing worth checking at 20 Mount Libanus 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 at least doubled since 1997.
£157,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.4% per year over 9 years.
£79,000
Growth on file: 9.4% per year over 9 years.
Sales timeline
23 November 2005Most recent
£79,000
+119.4%over 8 years21 February 1997
£36,000
Median price across the last 5 sales in CF42 5RG: £94,000 (2024–2019).
Nearby sales in CF42 5RG
1 Mount Libanus Street, Treherbert, Treorchy, CF42 5RG
Sold Oct 2024
£167,50023 Mount Libanus Street, Treherbert, Treorchy, CF42 5RG
Sold May 2024
£164,00016 Mount Libanus Street, Treherbert, Treorchy, CF42 5RG
Sold Dec 2022
£94,0005 Mount Libanus Street, Treherbert, Treorchy, CF42 5RG
Sold Nov 2019
£93,00018 Mount Libanus Street, Treherbert, Treorchy, CF42 5RG
Sold Jul 2019
£65,000
Everything we know about 20 Mount Libanus 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 Mount Libanus Street homes
20 Mount Libanus Street outperforms the street on floor area by a wide margin.
Price per m²
£725
Street avg £805
Floor Area
109 m²
Street avg 91 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.5 t/year
Street avg 4.8 t/year
Similar properties nearby
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CF42 5PB
1 David Street, Treherbert
CF42 5LB
1 Coldra Road, Treherbert
CF42 5ST
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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
Tappers Garage — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.