Mon Dirion Old Llanfair Road, Harlech, LL46 2SS is a freehold detached property built between 1983-1990. The property offers approximately 1,798 square feet of living space. In this location, properties of similar size usually have six bedrooms.

The estimated current market value of the property is £610,720 , which equates to approximately £340 per square foot. It was last sold on 24 Feb 2000 for £153,000. Since then, the value has increased by £457,720, representing a 299.2% increase, or approximately 11.6% per year.

The current estimated value of £610,720 is:

  • 52.6% higher than the average property price on Old Llanfair Road
  • 49.0% higher than the average in the LL46 2SS postcode area
  • and 176.0% higher than the average price for Harlech as a whole

At the most recent EPC inspection on 19 June 2025, the property was recorded as owner-occupied.

View sold house prices in LL46 2SS

Building approximate location

About Property

Type
Detached House
Built
1983-1990
Interior Size
1798 sq ft
Tenure
Freehold
Price (estimate)
£610,720
Price Per sq ft (estimate)
£340
Bedroom Count (estimate)
6 bedrooms

EPC Summary

Mon Dirion Old Llanfair Road, Harlech, Gwynedd, LL46 2SS has an Energy Performance Certificate (EPC) rating of D, based on the latest assessment carried out on 19 Jun 2025.

This property uses an oil-fired boiler with radiators as its main heating source. Hot water is provided from main heating system. The windows are fully double glazed.

The previous EPC assessment was conducted on 7 Apr 2014. The rating of D is unchanged, though the energy efficiency score decreased by 1.6%.

Since the previous assessment, several changes were observed:

  • The main heating energy efficiency changing from good to average, while the heating system type remained the same (boiler and radiators, oil).
  • The hot water energy efficiency changing from good to average, while the system remained as from main system.
  • The roof construction or insulation changed from pitched, 150 mm loft insulation to pitched, 200 mm loft insulation, with no change in energy efficiency (good).
  • The lighting was changed from low energy lighting in 33% of fixed outlets to below average lighting efficiency, with no change in efficiency (average).
Heating Type
Boiler and radiators, oil
Average
Hot Water
From main system
Average
Roof
Pitched, 200 mm loft insulation
Good
Walls
Cavity wall, as built, insulated (assumed)
Good
Windows
Fully double glazed
Poor
Lighting
Below average lighting efficiency
Average

Compared to LL46 2SS

5 th / 51
Price Rank
49% higher than average
7 th / 30
Size Rank
43% bigger than average
12 th / 30
Price Per Sq FT Rank
4% higher than average

Compared to other properties in LL46 2SS , this house's estimated value ranks 5th out of 51. Based on price per square foot, it ranks 12th out of 30 properties. In terms of size, this home ranks 7th out of 30 properties in its postcode area.

Sale History

Today
£610,720
streetscan.co.uk estimate
+299 %
24 Feb 2000
£153,000
Leasehold

Area Insights

Similar Properties Sold Nearby

Simdda Wen Old Llanfair Road, Harlech, LL46 2SS
rooms: 6
size: 1916 sq ft
sale price: £350,000
sale date: 9 Aug 2018
Bryn Gwylan Old Llanfair Road, Harlech, LL46 2SS
rooms: 6
size: 1776 sq ft
sale price: £370,000
sale date: 24 Nov 2017
Dolaur Old Llanfair Road, Harlech, LL46 2SS
rooms: 6
size: 1647 sq ft
sale price: £241,000
sale date: 22 Jul 2013
Gwynt Y Mor Old Llanfair Road, Harlech, LL46 2SS
rooms: 6
size: 1636 sq ft
sale price: £275,000
sale date: 19 Oct 2006

Data Sources

The property at Mon Dirion Old Llanfair Road, Harlech, Gwynedd, LL46 2SS appears once in the Land Registry records, with the transaction recorded on 24 Feb 2000. It also has two Energy Performance Certificates (EPC) entries, the earliest dating back to 19 Jun 2025. We use this data, to estimate the property's characteristics and current market value.

This website uses public sector information from:

These datasets are licensed under the Open Government Licence v3.0.
This website is not affiliated with or endorsed by HM Land Registry or DLUHC.


Disclaimer: StreetScan.co.uk makes all reasonable efforts to ensure the information provided on this website is current and accurate; however, no warranties or representations are made as to its completeness or accuracy. StreetScan.co.uk expressly disclaims any and all liability for any loss, damage, or expense arising directly or indirectly from the use of, or reliance upon, such information.
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