15 Alma Street, Treherbert, Treorchy, CF42 5LY
About 15 Alma Street
15 Alma Street is a mid-terrace house in Treherbert, Treorchy, Treorchy (CF42 5LY). It has a recorded floor area of 112 m² (around 1206 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (May 2019) shows a D (score 59), a step below the typical UK home. The recommended improvements would lift it to B (score 81), a 2-band jump.
It hasn't traded since June 1999, a hold of 27 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 112 m² the property is well over the postcode median (83 m² across 13 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £140,000 sits 775% above the 1999 sale of £16,000. On a £-per-square-foot basis, the last sale (£13/sq ft) was about 69.7% below the postcode norm.
Know exactly what you're buying at 15 Alma 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
15 Alma Street's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
15 Alma Street has no planning applications on record.
Notable planning nearby
6applications of note in the surrounding area
We flagged 1 thing worth checking at 15 Alma 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
15 Alma Street's modelled value sits at over four times its earliest registered sale price (1999).
£140,000
Modelled from EPC, postcode comparables.
£16,000
Recorded with HM Land Registry.
Sales timeline
23 June 1999Most recent
£16,000
Median price across the last 5 sales in CF42 5LY: £42,500 (2022–2012).
Nearby sales in CF42 5LY
11 Alma Street, Treherbert, Treorchy, CF42 5LY
Sold Jun 2022
£132,00013 Alma Street, Treherbert, Treorchy, CF42 5LY
Sold Feb 2015
£25,0003 Alma Street, Treherbert, Treorchy, CF42 5LY
Sold Sept 2012
£42,50014 Alma Street, Treherbert, Treorchy, CF42 5LY
Sold May 2011
£42,0006 Alma Street, Treherbert, Treorchy, CF42 5LY
Sold Mar 2011
£81,000
Everything we know about 15 Alma 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 Alma Street homes
Price per m² for 15 Alma Street lags the street by a wide margin.
Price per m²
£143
Street avg £700
Floor Area
112 m²
Street avg 87 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
6.7 t/year
Street avg 5.3 t/year
Similar properties nearby
1 Coldra Road, Treherbert
CF42 5ST
1 Crichton Street, Treherbert
CF42 5RA
1 David Street, Treherbert
CF42 5LB
1 Clyngwyn Terrace, Blaenrhondda
CF42 5SH
1 Brynfedwen Close, Treherbert
CF42 5PB
1 Ael Y Bryn, Treherbert
CF42 5HD
1 Clyngwyn Road, Blaenrhondda
CF42 5SL
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
Wyndham Hotel — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.