Llanllyfni, Caernarfon - LL54 6SY
Key Postcode Insights
LL54 6SY is a residential postcode situated on Llanllyfni, Caernarfon, LL54 with 11 addresses.
It ranks as the 564th largest of the 878 postcodes in the LL54 area.
The postcode contains a total of 11 properties: 6 houses and 5 other properties.
- Ave. Sale Price
- £347,512
- 10 Year change
- up 41.6%
- Ave. Rental Price
- £925pcm
- 10 Year change
- up 55.0%
- Ave. £ per ft²
- £231/ft²
- Ave. Gross Yield
- 3.2%/year/yr
Key Postcode Insights
LL54 6SY is a residential postcode situated on Llanllyfni, Caernarfon, LL54 with 11 addresses.
It ranks as the 564th largest of the 878 postcodes in the LL54 area.
The postcode contains a total of 11 properties: 6 houses and 5 other properties.
- Ave. Sale Price
- £347,512
- 10 Year change
- up 41.6%
- Ave. Rental Price
- £925pcm
- 10 Year change
- up 55.0%
- Ave. £ per ft²
- £231/ft²
- Ave. Gross Yield
- 3.2%/year/yr
Explore Properties in LL54 6SY
- Bryn Alun
4 Bed Period House
- Bryn Gro
House
- Bwthyn Graianog
4 Bed House
- Cefn Graianog
4 Bed Period House
- Erw Wen
4 Bed Period House
Sales Market Trends
The last sale in LL54 6SY sold for £380,000 on 5th September 2025. Since then prices are down an average of 2.6%.
The current average value in the postcode is £347,512.
The LL54 6SY Sales Market has increased by 41.6% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| July 2026 | -2% | £347,512 |
| July 2025 | 0.8% | £354,677 |
| July 2024 | -1.1% | £351,830 |
| July 2023 | 1.3% | £355,679 |
| July 2022 | 12.1% | £351,215 |
| July 2021 | 10.4% | £313,369 |
| July 2020 | 3.5% | £283,792 |
| July 2019 | 3.1% | £274,068 |
| July 2018 | 7% | £265,769 |
| July 2017 | 1.2% | £248,312 |
| July 2016 | 1% | £245,450 |
| July 2015 | 4% | £242,996 |
| July 2014 | 0% | £233,597 |
| July 2013 | 2.6% | £233,504 |
| July 2012 | 0.3% | £227,595 |
| July 2011 | -6.7% | £226,867 |
| July 2010 | 3.3% | £243,058 |
| July 2009 | -3.2% | £235,358 |
| July 2008 | -6.8% | £243,022 |
| July 2007 | 0% | £260,838 |
Rental Market Trends
The current average rental value in the postcode is £925.
The LL54 6SY Rental Market has increased by 55.0% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| July 2026 | 2.6% | £925pcm |
| July 2025 | 6.6% | £902pcm |
| July 2024 | 7.1% | £846pcm |
| July 2023 | 3.6% | £790pcm |
| July 2022 | 12.5% | £763pcm |
| July 2021 | 4.9% | £678pcm |
| July 2020 | -1% | £646pcm |
| July 2019 | 4.3% | £653pcm |
| July 2018 | 0.5% | £626pcm |
| July 2017 | 4.3% | £623pcm |
| July 2016 | 1.2% | £597pcm |
| July 2015 | 1.6% | £590pcm |
| July 2014 | 1.8% | £581pcm |
| July 2013 | -1.2% | £571pcm |
| July 2012 | 0.4% | £578pcm |
| July 2011 | 1.1% | £575pcm |
| July 2010 | 4.2% | £569pcm |
| July 2009 | -0.6% | £546pcm |
| July 2008 | -0.2% | £549pcm |
| July 2007 | 0% | £550pcm |
Sales History
The last recorded sale was on 5th September 2025 for £380,000 and since then the market in the area has decreased by 2.6%.
LL54 6SY has had 3 sales since 1995, with 2 in the last three years and 1 in the last twelve months.
- Sold Sep 2025£380,000 | 4 Bed HouseBryn Alun, Caernarfon, LL54 6SYBryn Alun, Caernarfon, LL54 6SY
- Sold Jun 2023£577,500 | 4 Bed HouseBwthyn Graianog, Caernarfon, LL54 6SYBwthyn Graianog, Caernarfon, LL54 6SY
- Sold Aug 2020£335,000 | 4 Bed HouseMelin Bryn Gro, Caernarfon, LL54 6SYMelin Bryn Gro, Caernarfon, LL54 6SY
Nearby Postcodes
LL54 6SY is the 564th largest and the 725th most expensive postcode out of the 878 postcodes in the LL54 area.
- LL54 6DP, Nasareth, Caernarfon, LL54LL54 6DP3 Addresses|857 m away
- LL54 6DN, Nebo, Caernarfon, LL54LL54 6DN1 Address|1.2 km away
- LL54 6SU, Llanllyfni, Caernarfon, LL54LL54 6SU8 Addresses|1.2 km away
- LL54 6DR, Nasareth, Caernarfon, LL54LL54 6DR4 Addresses|1.2 km away
- LL54 6DL, Llanllyfni, Caernarfon, LL54LL54 6DL2 Addresses|1.2 km away
Energy Efficiency
- Energy Performance Certificate (EPC) surveys have been conducted for 5 properties.
- The most common rating is F.
- A (1)
- E (1)
- B (0)
- F (2)
- C (1)
- G (0)
- D (0)
- No EPC (6)
Top 3 Most Expensive Sales
- Sold Jun 2023£577,500 | 4 Bed HouseBwthyn Graianog, Caernarfon, LL54 6SYBwthyn Graianog, Caernarfon, LL54 6SY
- Sold May 2025£500,000 | 5 Bed HouseCae Mawr, Caernarfon, LL54 6RTCae Mawr, Caernarfon, LL54 6RT
- Sold Nov 2021£420,000 | 5 Bed HouseCae Mawr, Caernarfon, LL54 6RTCae Mawr, Caernarfon, LL54 6RT
Schools Nearby
Public Transport Nearby
The closest station to LL54 6SY is Criccieth station, which is 12.7 kilometres away.
- Criccieth|12.7 km away
- Penychain|14.0 km away
- Abererch|15.1 km away
- Porthmadog|15.2 km away
