18 Mersey Street, Borth-Y-Gest, Porthmadog, LL49 9UB is a freehold terraced property built before 1900. The property offers approximately 581 square feet of living space. In this location, properties of similar size usually have one bedroom.

The estimated current market value of the property is £263,479 , which equates to approximately £453 per square foot. It was last sold on 8 Jul 2022 for £267,500. Since then, the value has decreased by £4,021, representing a 1.5% decrease, or approximately 0.4% per year.

The current estimated value of £263,479 is:

  • 7.1% lower than the average property price on Mersey Street
  • 12.3% lower than the average in the LL49 9UB postcode area
  • and 20.4% higher than the average price for Porthmadog as a whole

This property has had 2 EPC inspections with recorded tenure information. It was recorded as owner-occupied both times. 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 23 March 2022, the property was recorded as owner-occupied.

View sold house prices in LL49 9UB

Building approximate location

About Property

Type
Terraced House
Built
before 1900
Interior Size
581 sq ft
Tenure
Freehold
Price (estimate)
£263,479
Price Per sq ft (estimate)
£453
Bedroom Count (estimate)
1 bedroom

EPC Summary

18 Mersey Street, Borth-Y-Gest, Porthmadog, Gwynedd, LL49 9UB has an Energy Performance Certificate (EPC) rating of D, based on the latest assessment carried out on 23 Mar 2022.

This property uses a gas-fired boiler and radiators, connected to the mains gas supply, 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 29 Mar 2012, when the property was rated F. Since then, the rating has improved to D, with the energy efficiency score increasing by 103.1%.

Since the previous assessment, several changes were observed:

  • The heating system was upgraded from electric storage heaters to boiler and radiators, mains gas, improving energy efficiency from average to good.
  • The hot water system was changed from electric immersion, off-peak to from main system, with its energy efficiency improving from poor to good.
  • The roof construction or insulation changed from pitched, 150 mm loft insulation to pitched, 250 mm loft insulation, with no change in energy efficiency (good).
  • The wall construction or insulation changed from granite or whin, as built, no insulation (assumed) to granite or whinstone, with internal insulation, improving energy efficiency from very poor to good.
  • The windows were upgraded from single glazed to fully double glazed.
  • The lighting was updated from no low energy lighting to low energy lighting in all fixed outlets, with efficiency improving from very poor to very good.
Heating Type
Boiler and radiators, mains gas
Good
Hot Water
From main system
Good
Roof
Pitched, 250 mm loft insulation
Good
Walls
Granite or whinstone, with internal insulation
Good
Windows
Fully double glazed
Average
Lighting
Low energy lighting in all fixed outlets
Very Good

Compared to LL49 9UB

13 th / 25
Price Rank
12% lower than average
4 th / 6
Size Rank
26% smaller than average
3 rd / 6
Price Per Sq FT Rank
18% higher than average

Compared to other properties in LL49 9UB , this house's estimated value ranks 13th out of 25. Based on price per square foot, it ranks 3rd out of 6 properties. In terms of size, this home ranks 4th out of 6 properties in its postcode area.

Sale History

Today
£263,479
streetscan.co.uk estimate
-2 %
8 Jul 2022
£267,500
Leasehold

Area Insights

Similar Properties Sold Nearby

rooms: 3
size: 570 sq ft
sale price: £280,000
sale date: 4 Aug 2025
rooms: 3
size: 592 sq ft
sale price: £175,000
sale date: 28 Jul 2023

Data Sources

The property at 18 Mersey Street, Borth-Y-Gest, Porthmadog, Gwynedd, LL49 9UB appears once in the Land Registry records, with the transaction recorded on 8 Jul 2022. It also has two Energy Performance Certificates (EPC) entries, the earliest dating back to 23 Mar 2022. 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.