4 Maes Y Dderwen, Llanbrynmair, SY19 7DQ
About 4 Maes Y Dderwen
4 Maes Y Dderwen is a two-bedroom detached house in Llanbrynmair (SY19 7DQ). It has a recorded floor area of 84 m² (around 904 sq ft), construction records dating it to 1991-1995 and council tax band D. The latest certificate (July 2018) shows an E (score 47), well below the UK norm with real room to improve. The recommended improvements would lift it to A (score 104), a 4-band jump. Main heating runs on oil. Other recorded features include a conservatory.
It lags the bulk of the postcode on energy efficiency (less efficient than 71% of similar EPCs). Across 1996–2018, sale prices on this property compounded at 13.5% per year. Today's modelled estimate of £248,000 is 40.9% above the 2018 sale price. Sold November 2018 for £176,000.
Know exactly what you're buying at 4 Maes Y Dderwen
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms2
- Utility roomYes
- ConservatoryYes
Outside
- Private gardenrear
- Garagesingle
Building
- Heating systemoil
- RefurbishedYes
Energy performance
4 Maes Y Dderwen's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
4 Maes Y Dderwen has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
Price for 4 Maes Y Dderwen has grown more than fourfold since the 1996 starting point.
£248,000
Modelled from EPC, postcode comparables and a sale-price growth of 13.5% per year over 23 years.
£176,000
Growth on file: 13.5% per year over 23 years.
Sales timeline
5 November 2018Most recent
£176,000
+170.8%over 19 years3 December 1998
£65,000
+550.0%over 2 years3 April 1996
£10,000
Median price across the last 5 sales in SY19 7DQ: £160,000 (2025–2017).
Nearby sales in SY19 7DQ
3 Maes Y Dderwen, Llanbrynmair, SY19 7DQ
Sold Jul 2025
£276,25010 Maes Y Dderwen, Llanbrynmair, SY19 7DQ
Sold Jul 2023
£265,0006 Maes Y Dderwen, Llanbrynmair, SY19 7DQ
Sold Feb 2021
£160,0009 Maes Y Dderwen, Llanbrynmair, SY19 7DQ
Sold Sept 2017
£155,0008 Maes Y Dderwen, Llanbrynmair, SY19 7DQ
Sold Mar 2011
£155,000
Everything we know about 4 Maes Y Dderwen, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Maes Y Dderwen homes
4 Maes Y Dderwen is notably below the street on co₂ emissions.
Price per m²
£2,095
Street avg £2,231
Floor Area
84 m²
Street avg 97 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
6.8 t/year
Street avg 3.3 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Wynnstay Arms — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.