According to data from HM Land Registry, 17, Glan Seiont, Caernarfon sits on a plot of 215 m².

We have plot size data on 42 out of 53 other houses in the postcode and 17, Glan Seiont, Caernarfon sits on the 36th largest plot.

17, Glan Seiont, Caernarfon has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 12 Feb 2009.

The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

According to HM Land Registry, 17, Glan Seiont, Caernarfon was last sold on 19th June 2009 for £185,000 and was recorded as a freehold house.

The property has had 2 sales since 1995.

Since June 2009, the market for similar properties has risen by 41.6%.

• Sold Jun 2009£185,000
• Sold May 2007£183,000

According to the Land Registry and our network of Estate Agents, there have been 53 sales of properties similar to 17, Glan Seiont, Caernarfon within a radius of 820 metres since 2014.

The most recent example is 36, Gwel Y Llan, Caernarfon, LL55 2SJ, a freehold house which sold for £136,596 on the 11th March 2026.

Read more about house prices in LL55.

• Sold Mar 2026£136,596 | 3 Bed House36, Gwel Y Llan, Caernarfon, LL55 2SJ36, Gwel Y Llan, Caernarfon, LL55 2SJ
• Sold Sep 2025£280,000 | 3 Bed House27, Gwel Y Llan, Caernarfon, LL55 2SJ27, Gwel Y Llan, Caernarfon, LL55 2SJ
• Sold Dec 2023£275,000 | 3 Bed House22, Gwel Y Llan, Caernarfon, LL55 2SJ22, Gwel Y Llan, Caernarfon, LL55 2SJ
• Sold Nov 2023£275,000 | 3 Bed House63, Gwel Y Llan, Caernarfon, LL55 2SJ63, Gwel Y Llan, Caernarfon, LL55 2SJ
• Sold Jul 2023£275,000 | 3 Bed House25, Gwel Y Llan, Caernarfon, LL55 2SJ25, Gwel Y Llan, Caernarfon, LL55 2SJ
• Sold Feb 2023£306,000 | 4 Bed House3, Maes Meddyg, Caernarfon, LL55 2SF3, Maes Meddyg, Caernarfon, LL55 2SF
• Sold Feb 2022£251,500 | 3 Bed House20, Gwel Y Llan, Caernarfon, LL55 2SJ20, Gwel Y Llan, Caernarfon, LL55 2SJ
• Sold Jan 2022£255,000 | 3 Bed House61, Glan Seiont, Caernarfon, LL55 2DX61, Glan Seiont, Caernarfon, LL55 2DX
• Sold Nov 2021£250,000 | 3 Bed House16, Glan Seiont, Caernarfon, LL55 2DX16, Glan Seiont, Caernarfon, LL55 2DX
• Sold Nov 2021£250,000 | 3 Bed House35, Gwel Y Llan, Caernarfon, LL55 2SJ35, Gwel Y Llan, Caernarfon, LL55 2SJ
• Sold Jun 2021£250,000 | 3 Bed House34, Gwel Y Llan, Caernarfon, LL55 2SJ34, Gwel Y Llan, Caernarfon, LL55 2SJ
• Sold Apr 2021£247,000 | 4 Bed House19, Glan Seiont, Caernarfon, LL55 2DX19, Glan Seiont, Caernarfon, LL55 2DX
• Sold Oct 2020£275,000 | 4 Bed House3, Cae'R Ysgol, Caernarfon, LL55 2LY3, Cae'R Ysgol, Caernarfon, LL55 2LY
• Sold Jan 2020£219,000 | 3 Bed House26, Gwel Y Llan, Caernarfon, LL55 2SJ26, Gwel Y Llan, Caernarfon, LL55 2SJ
• Sold Dec 2019£219,000 | 3 Bed House28, Gwel Y Llan, Caernarfon, LL55 2SJ28, Gwel Y Llan, Caernarfon, LL55 2SJ
• Sold Dec 2019£219,000 | 3 Bed House29, Gwel Y Llan, Caernarfon, LL55 2SJ29, Gwel Y Llan, Caernarfon, LL55 2SJ
• Sold Dec 2019£219,000 | 3 Bed House30, Gwel Y Llan, Caernarfon, LL55 2SJ30, Gwel Y Llan, Caernarfon, LL55 2SJ
• Sold Mar 2019£199,999 | 3 Bed House23, Gwel Y Llan, Caernarfon, LL55 2SJ23, Gwel Y Llan, Caernarfon, LL55 2SJ
• Sold Aug 2018£210,000 | 3 Bed House15, Glan Seiont, Caernarfon, LL55 2DX15, Glan Seiont, Caernarfon, LL55 2DX
• Sold Oct 2014£205,157 | 3 Bed House21, Glan Seiont, Caernarfon, LL55 2DX21, Glan Seiont, Caernarfon, LL55 2DX

Glan Seiont, Caernarfon, LL55 has a total of 54 addresses. According to our analysis of all the public data, 17, Glan Seiont, Caernarfon is the 4th largest and the 5th most expensive property on the street.

When compared to the postcode district it is £78k more expensive than the average property in LL55.

• Llanfairpwll

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  10.4 km away
• Bangor (Gwynedd)

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  12.9 km away
• Bodorgan

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  13.2 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.