Over the past 30 years, there have been 15 property sales recorded in the LL55 4LF postcode area. The highest sale price reached £475,000, while the most recent sale was for a semi-detached house sold in February 2026 for £475,000.

The estimated average property value in LL55 4LF currently stands at £360,865, which is approximately 60.5% higher than the city average, indicating a potentially more desirable or in-demand location.

In terms of size, the average price per square metre is approximately £2,653.

Property prices in LL55 4LF have fallen by 0.2% over the past year , with a total increase of 28.8% over the past five years , and a long-term rise of 52.8% over the past decade .

The most common type of property sold in the area is detached, making up around 53% of transactions , followed by semi-detached and other.

Housing in LL55 4LF is predominantly owner-occupied, with an estimated 100% of homes being lived in by the owners.

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Property Sales

1 Preswylfa, Llanberis, Caernarfon, Gwynedd, LL55 4LF

🏠 Detached
🛏️ 8bed
📐 2055 sq ft
Today
£395,584
streetscan.co.uk estimate
8 Nov 2006
£262,000
More details

1, Frondeg Uchaf, Llanberis, Caernarfon, Gwynedd, LL55 4LF

🏠 Semi-detached
🛏️ 7bed
📐 2626 sq ft
Today
£478,774
streetscan.co.uk estimate
12 Feb 2026
£475,000
4 Oct 2019
£245,000
More details

2, Frondeg Uchaf, Llanberis, Caernarfon, Gwynedd, LL55 4LF

Today
£345,960
streetscan.co.uk estimate
20 Jun 2007
£249,500
19 Apr 2004
£160,000
15 Feb 2002
£67,000

Bryn Eirin, Frongoch, Llanberis, Caernarfon, Gwynedd, LL55 4LF

Today
£402,136
streetscan.co.uk estimate
19 Sep 2003
£175,000
22 Apr 1996
£76,500

1, Llwyn Dyrus, Llanberis, Caernarfon, Gwynedd, LL55 4LF

Today
£7,875
streetscan.co.uk estimate
3 May 2017
£6,600
31 Aug 2005
£332,500

Plas Garnedd Residential Home, Llanberis, Caernarfon, Gwynedd, LL55 4LF

Today
£448,779
streetscan.co.uk estimate
27 Nov 2015
£350,000
21 Sep 2004
£350,000

1, Preswylfa, Llanberis, Caernarfon, Gwynedd, LL55 4LF

🏠 Detached
🛏️ 8bed
📐 2055 sq ft
Today
£454,857
streetscan.co.uk estimate
27 Feb 2013
£288,000
More details

Tan Y Clogwyn, Llanberis, Caernarfon, Gwynedd, LL55 4LF

🏠 Detached
🛏️ 5bed
📐 1025 sq ft
Today
£399,278
streetscan.co.uk estimate
17 Feb 2011
£250,000
More details

Ty Coch Frongoch, Llanberis, Caernarfon, Gwynedd, LL55 4LF

Today
£470,415
streetscan.co.uk estimate
6 Jan 2017
£330,000

Area Insights

Data Sources

Properties at LL55 4LF appear fifteen times in the Land Registry records, with the latest transaction recorded on 12 Feb 2026. It also has three Energy Performance Certificates (EPC) entries, the earliest dating back to 29 Sep 2021. 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.