19 Heol Y Dderwen, Llandysul, SA44 4RW
About 19 Heol Y Dderwen
19 Heol Y Dderwen is a three-bedroom semi-detached house in Llandysul (SA44 4RW). It has a recorded floor area of 98 m² (around 1055 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (July 2022) shows an E (score 54), well below the UK norm with real room to improve. Earlier certificates rated it D (January 2011); the latest reading is one band lower. Between certificates, lighting went from Good to Very Good; while wall efficiency dropped from Good to Poor and hot-water efficiency dropped from Good to Average. The recommended improvements would lift it to C (score 77), a 2-band jump. Main heating runs on oil. Other recorded features include notable views.
Last sale on file: £187,000 in September 2024. Across the public record there are 5 sales, relatively high churn for a single property. At 98 m² it's 24.1% larger than the typical home in the postcode (79 m² median across 17 EPCs). Across 2004–2024, sale prices on this property compounded at 2.2% per year. On a £-per-square-foot basis, the last sale (£177/sq ft) was about 38.9% above the typical sold price in the postcode.
Know exactly what you're buying at 19 Heol Y Dderwen
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms3
- Bathrooms1
Outside
- Private gardenRear
- Notable viewsYes
Building
- Central heatingYes
- RefurbishedYes
Energy performance
19 Heol Y Dderwen's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
More low energy lighting installed
Planning history
19 Heol Y Dderwen has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
19 Heol Y Dderwen has changed hands more often than typical for the area.
£198,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.2% per year over 20 years.
£187,000
Growth on file: 2.2% per year over 20 years.
Sales timeline
11 September 2024Most recent
£187,000
+35.5%over 6 years3 September 2018
£138,000
+2.2%over 10 months30 October 2017
£135,000
+6.7%over 6 years14 August 2011
£126,500
+5.4%over 6 years25 August 2004
£120,000
Median price across the last 5 sales in SA44 4RW: £180,000 (2025–2020).
Nearby sales in SA44 4RW
7 Heol Y Dderwen, Llandysul, SA44 4RW
Sold Apr 2025
£180,00017 Heol Y Dderwen, Llandysul, SA44 4RW
Sold Dec 2023
£205,00016 Heol Y Dderwen, Llandysul, SA44 4RW
Sold Nov 2023
£174,000Brynawel, Heol Y Dderwen, Llandysul, SA44 4RW
Sold Nov 2022
£270,00020 Heol Y Dderwen, Llandysul, SA44 4RW
Sold Dec 2018
£115,000
Everything we know about 19 Heol 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 Heol Y Dderwen homes
Floor Area for 19 Heol Y Dderwen runs comfortably ahead of the street norm.
Price per m²
£1,908
Street avg £1,910
Floor Area
98 m²
Street avg 81 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
6.3 t/year
Street avg 5.5 t/year
Similar properties nearby
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1 Lewis Street, Pontwelly
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1 Fair View, Seion Hill
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1 Clifton Terrace
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1 Frongoch, Gorrig Road, Pentrellwyn
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The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Tan y Bryn — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.