20 Y Waun, Harlech, LL46 2UN is a freehold semi-detached property built between 1950-1966. The property offers approximately 1,098 square feet of living space. In this location, properties of similar size usually have four bedrooms.

The estimated current market value of the property is £128,776 , which equates to approximately £117 per square foot. It was last sold on 10 Aug 2023 for £127,000. Since then, the value has increased by £1,776, representing a 1.4% increase, or approximately 0.5% per year.

The current estimated value of £128,776 is:

  • 0.0% lower than the average property price on Y Waun
  • 2.6% lower than the average in the LL46 2UN postcode area
  • and 43.9% lower than the average price for Harlech as a whole

Based on EPC inspection history, this property has been mostly owner-occupied (3 out of 3 inspections). This suggests the property has typically been lived in by its owners, which often reflects longer-term residency and more consistent maintenance.

At the most recent EPC inspection on 22 April 2025, the property was recorded as owner-occupied.

View sold house prices in LL46 2UN

Building approximate location

About Property

Type
Semi-Detached House
Built
1950-1966
Interior Size
1098 sq ft
Tenure
Freehold
Price (estimate)
£128,776
Price Per sq ft (estimate)
£117
Bedroom Count (estimate)
4 bedrooms

EPC Summary

20 Y Waun, Harlech, Gwynedd, LL46 2UN has an Energy Performance Certificate (EPC) rating of B, based on the latest assessment carried out on 22 Apr 2025.

This property is heated by an air source heat pump and radiators. Hot water is provided from off-peak electric immersion heater. The windows are fully double glazed.

The previous EPC assessment was conducted on 23 Feb 2023, when the property was rated F. Since then, the rating has improved to B, with the energy efficiency score increasing by 214.8%.

Since the previous assessment, several changes were observed:

  • The heating system was upgraded from electric storage heaters to air source heat pump, radiators, electric, improving energy efficiency from average to good.
  • The hot water system was changed from electric instantaneous at point of use to electric immersion, off-peak, with its energy efficiency improving from very poor to poor.
  • The roof construction or insulation changed from pitched, 200 mm loft insulation to pitched, 300 mm loft insulation, improving energy efficiency from good to very good.
  • The wall construction or insulation changed from system built, as built, no insulation (assumed) to system built, with external insulation, improving energy efficiency from very poor to good.
Heating Type
Air source heat pump, radiators, electric
Good
Hot Water
Electric immersion, off-peak
Poor
Roof
Pitched, 300 mm loft insulation
Very Good
Walls
System built, with external insulation
Good
Windows
Fully double glazed
Good
Lighting
No low energy lighting
Very Poor

Compared to LL46 2UN

6 th / 12
Price Rank
3% lower than average
1 st / 9
Size Rank
10% bigger than average
8 th / 9
Price Per Sq FT Rank
11% lower than average

Sale History

Today
£128,776
streetscan.co.uk estimate
+1 %
10 Aug 2023
£127,000
Freehold
+53.9 %
14 Dec 2009
£82,500
Freehold

Flood Risk for this Property

Flood risk from rivers and the sea
Very low flood risk
Flood risk from surface water
Very low flood risk
Surface water flood hazard
No mapped risk

* Results are based on Environment Agency flood risk mapping for the property UPRN where available. They are indicative and should not be treated as a site-specific flood survey.

Flood risk from rivers and the sea

This property has very low flood risk from rivers and the sea.

River and sea flooding includes flooding caused by overflowing rivers, estuaries, tidal waters and coastal surges.

Flood risk from surface water

This property has very low surface water flood risk.

Surface water flooding can happen when heavy rainfall overwhelms drains, roads, gardens or other hard surfaces.

Flood depth indicators

Rivers and Sea
  • 0.2m depth No mapped risk
  • 0.3m depth No mapped risk
  • 0.6m depth No mapped risk
  • 0.9m depth No mapped risk
  • 1.2m depth No mapped risk
Surface Water
  • 0.2m depth No mapped risk
  • 0.3m depth No mapped risk
  • 0.6m depth No mapped risk
  • 0.9m depth No mapped risk
  • 1.2m depth No mapped risk

Area Insights

Similar Properties Sold Nearby

rooms: 4
size: 990 sq ft
sale price: £128,000
sale date: 27 Mar 2026
rooms: 5
size: 1055 sq ft
sale price: £100,000
sale date: 30 Jun 2023
rooms: 5
size: 947 sq ft
sale price: £82,500
sale date: 14 Feb 2006

Data Sources

The property at 20 Y Waun, Harlech, LL46 2UN appears two times in HM Land Registry records, with the latest transaction recorded on 10 Aug 2023. It also has three Energy Performance Certificate (EPC) records, the earliest dating back to 22 Apr 2025. We use this information to estimate the property's characteristics, flood risk profile and current market value.

This website uses public sector information from:

These datasets are licensed under the Open Government Licence v3.0 .

StreetScan.co.uk is not affiliated with, endorsed by, or associated with HM Land Registry, DESNZ, MHCLG, Defra or the Environment Agency.


Disclaimer: StreetScan.co.uk makes all reasonable efforts to ensure that the information provided on this website is current and accurate. However, no warranties or representations are made regarding its completeness, accuracy, suitability or reliability. Property values, flood risk assessments and other derived information are estimates based on publicly available datasets and should not be relied upon as professional, legal, surveying, environmental, financial or insurance advice. StreetScan.co.uk expressly disclaims all liability for any loss, damage, cost or expense arising directly or indirectly from the use of, or reliance upon, information provided on this website.