1 Mary Street, Treherbert, Treorchy, CF42 5AE
About 1 Mary Street
1 Mary Street is a mid-terrace house in Treherbert, Treorchy, Treorchy (CF42 5AE). It has a recorded floor area of 88 m² (around 947 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (August 2019) shows a C (score 70). The recommended improvements would push it to B (score 87).
At 88 m² it's 28.5% larger than the typical home in the postcode (69 m² median across 12 EPCs).
Know exactly what you're buying at 1 Mary 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
Planning history
1 Mary Street has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 1 thing worth checking at 1 Mary 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
1 Mary Street has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£126,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in CF42 5AE: £105,000 (2024–2021).
Nearby sales in CF42 5AE
2 Mary Street, Treherbert, Treorchy, CF42 5AE
Sold Apr 2024
£63,0008 Mary Street, Treherbert, Treorchy, CF42 5AE
Sold Apr 2023
£105,000Eastlea, Mary Street, Treherbert, Treorchy, CF42 5AE
Sold May 2022
£186,0006 Mary Street, Treherbert, Treorchy, CF42 5AE
Sold Nov 2021
£139,9954 Mary Street, Treherbert, Treorchy, CF42 5AE
Sold Jun 2021
£65,000
Everything we know about 1 Mary 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 Mary Street homes
1 Mary Street outperforms the street on floor area by a wide margin.
EPC Rating
70 (C)
Street avg 65 (D)
Floor Area
88 m²
Street avg 69 m²
CO₂ Emissions
4.1 t/year
Street avg 3.8 t/year
Habitable Rooms
4 rooms
Street avg 4 rooms
Similar properties nearby
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1 Bute Street, Treherbert
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1 Charles Street, Treherbert
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1 Cwmsaerbren Street, Treherbert
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1 Corbett Street, 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
New Inn — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.