10 Maes Y Dderwen, Llanbrynmair, SY19 7DQ
About 10 Maes Y Dderwen
10 Maes Y Dderwen is a detached house in Llanbrynmair (SY19 7DQ). It has a recorded floor area of 94 m² (around 1012 sq ft) and construction records dating it to 2022. The latest certificate (June 2023) returns a B (score 83), comfortably above the UK average. The recommended improvements would push it to A (score 95). Main heating runs on electricity: electricity, unspecified tariff.
Its energy rating outperforms most of the postcode (better than 86% of similar EPCs). Across 2022–2023, sale prices on this property compounded at 178.3% per year. On a £-per-square-foot basis, the last sale (£262/sq ft) was about 50.1% above the typical sold price in the postcode. 2 planning records sit against the property, 2 approved, 0 refused. Sold July 2023 for £265,000.
Know exactly what you're buying at 10 Maes Y Dderwen
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
EPC Rating
Planning history
- Jul 2022New BuildOutlineIn report
Reserved matters application in respect of outline planning consent 20/0036/OUT for erection of a bungalow and garage (appearance, landscaping, layout and scale)
- Agent
- Lacey & Owen Architectural Services Limited
- Documents
- 18 docs on file
- Reference
- 22/0627/RES
- Sept 2020New BuildOutlineIn report
Erection of a bungalow with a garage and vehicular access (some matters reserved)
- Documents
- 11 docs on file
- Reference
- 20/0036/OUT
We flagged 1 thing worth checking at 10 Maes Y Dderwen
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.
- Recent ownership pattern worth a look
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Sales history & valuation
10 Maes Y Dderwen has more than quadrupled in price since its earliest registered sale in 2022.
£247,000
Modelled from EPC, postcode comparables and a sale-price growth of 178.3% per year over 1 year.
£265,000
Growth on file: 178.3% per year over 1 year.
Sales timeline
12 July 2023Most recent
£265,000
+341.7%over 1 year28 January 2022
£60,000
Median price across the last 5 sales in SY19 7DQ: £160,000 (2025–2012).
Nearby sales in SY19 7DQ
3 Maes Y Dderwen, Llanbrynmair, SY19 7DQ
Sold Jul 2025
£276,2506 Maes Y Dderwen, Llanbrynmair, SY19 7DQ
Sold Feb 2021
£160,0004 Maes Y Dderwen, Llanbrynmair, SY19 7DQ
Sold Nov 2018
£176,0009 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 10 Maes Y Dderwen, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Recent ownership pattern worth a look

Versus other Maes Y Dderwen homes
On price per m², 10 Maes Y Dderwen stands well clear of the street.
Price per m²
£2,819
Street avg £2,110
Floor Area
94 m²
Street avg 96 m²
CO₂ Emissions
1.7 t/year
Street avg 4.1 t/year
Years Held
3 years
Street avg 9 years
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.