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Castle StreetHouse Prices / Wales, Gwynedd
Last updated Jun 2026
Key Street Insights
Castle Street is a residential street with 7 addresses.
It ranks as the 138th largest and 317th most expensive of the 557 streets in the LL55 area.
The street contains a total of 7 properties: 7 houses.
7
Properties
- Houses
Key Street Insights
Castle Street is a residential street with 7 addresses.
It ranks as the 138th largest and 317th most expensive of the 557 streets in the LL55 area.
The street contains a total of 7 properties: 7 houses.
7
Properties
- Houses
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House Priceson Castle Street
Sale prices range from £141,158 for 2 bedroom freehold houses with a garden (562 ft2) to £253,793 for 4 bedroom freehold houses with a garden (1,726 ft2) .
Monthly rental prices range from £656 pcm for 2 bed houses to £964 pcm for 4 bed houses.
The gross rental yield is between 4.4% and 5.6%.
The average value per square foot is £214.
Average Sale Value
£195,960
Average Rental Value
£815 pcm
Average Rental Yield
5.0% /year
Average Value Per Sqft
£214 /ft2
Sales Market Trendson Castle Street
The last sale on Castle Street sold for £160,000 on 1st July 2025. Since then prices are down an average of 1.8%.
The current average value in the street is £195,960.
The Castle Street Sales Market has increased by 44.1% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| May 2026 | -1% | £195,960 |
| May 2025 | 5.3% | £198,008 |
| May 2024 | -1.5% | £188,105 |
| May 2023 | 1.2% | £190,898 |
| May 2022 | 12.8% | £188,566 |
| May 2021 | 13.8% | £167,174 |
| May 2020 | -0.2% | £146,925 |
| May 2019 | 4.1% | £147,222 |
| May 2018 | 4.2% | £141,454 |
| May 2017 | -0.2% | £135,762 |
| May 2016 | 0.7% | £136,006 |
| May 2015 | 4.7% | £135,076 |
| May 2014 | 0.6% | £128,983 |
| May 2013 | 2.2% | £128,241 |
| May 2012 | -1.7% | £125,497 |
| May 2011 | -2.9% | £127,724 |
| May 2010 | 3.6% | £131,495 |
| May 2009 | -7.6% | £126,938 |
| May 2008 | -3.8% | £137,433 |
| May 2007 | 0% | £142,914 |
Rental Market Trendson Castle Street
The current average rental value in the street is £815.
The Castle Street Rental Market has increased by 51.5% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| May 2026 | 3.2% | £815pcm |
| May 2025 | 4.6% | £789pcm |
| May 2024 | 4.5% | £755pcm |
| May 2023 | 10.8% | £722pcm |
| May 2022 | 6.6% | £652pcm |
| May 2021 | 4.1% | £611pcm |
| May 2020 | 4.3% | £587pcm |
| May 2019 | -0.3% | £563pcm |
| May 2018 | 3.8% | £565pcm |
| May 2017 | 1.1% | £544pcm |
| May 2016 | 0.7% | £538pcm |
| May 2015 | 1.6% | £534pcm |
| May 2014 | 0.1% | £526pcm |
| May 2013 | 0% | £525pcm |
| May 2012 | 1.6% | £525pcm |
| May 2011 | -0.4% | £517pcm |
| May 2010 | 4.1% | £519pcm |
| May 2009 | -2.9% | £498pcm |
| May 2008 | -6.9% | £513pcm |
| May 2007 | 0% | £552pcm |
Explore Propertieson Castle Street, Caernarfon, LL55
- 1, Castle Street, Caernarfon, LL55 1SE
- 3, Castle Street, Caernarfon, LL55 1SE
- 4, Castle Street, Caernarfon, LL55 1SE3 bed house
- 6, Castle Street, Caernarfon, LL55 1SE2 bed house
- 11, Castle Street, Caernarfon, LL55 1SE3 bed period house
- 13, Castle Street, Caernarfon, LL55 1SE3 bed house
- 15, Castle Street, Caernarfon, LL55 1SE4 bed period house
Sales Historyon Castle Street, Caernarfon, LL55
The last sale was on 1st July 2025 for £160,000 and since then the market in the area has decreased by 1.8%. The street has had a total of 12 sales since 1995.
Castle Street, Caernarfon, LL55 has seen 1 sale in the last three years and 1 sale in the last twelve months.
Sold Jul 2025£160,000 | 3 Bed HouseCastle Street4, Castle Street, Caernarfon, LL55 1SE
Sold Aug 2021£220,000 | 4 Bed HouseCastle Street15, Castle Street, Caernarfon, LL55 1SE
Sold Oct 2020£187,500 | 3 Bed HouseCastle Street11, Castle Street, Caernarfon, LL55 1SE
Sold Aug 2016£169,950 | 3 Bed HouseCastle Street1, Castle Street, Caernarfon, LL55 1SE
Sold Oct 2015£107,000 | 3 Bed HouseCastle Street13, Castle Street, Caernarfon, LL55 1SE
Sold Dec 2014£70,000 | 2 Bed HouseCastle Street6, Castle Street, Caernarfon, LL55 1SE
Sold Apr 2013£96,500 | 4 Bed HouseCastle Street15, Castle Street, Caernarfon, LL55 1SE
Sold Nov 2011£120,000 | 2 Bed HouseCastle Street6, Castle Street, Caernarfon, LL55 1SE
Sold Sep 2010£80,000 | 3 Bed HouseCastle Street11, Castle Street, Caernarfon, LL55 1SE
Sold Dec 2009£202,500 | 3 Bed HouseCastle Street13, Castle Street, Caernarfon, LL55 1SE
Sold Sep 2007£110,000 | 3 Bed HouseCastle Street13, Castle Street, Caernarfon, LL55 1SE
Sold Jan 1997£38,000 | 3 Bed HouseCastle Street13, Castle Street, Caernarfon, LL55 1SE
Top 3 Most Expensive Saleson Castle Street, Caernarfon, LL55
Nearby Streetsto Castle Street, Caernarfon, LL55
Castle Street, Caernarfon, LL55 is the 138th largest and the 317th most expensive street in the LL55 area.
- 58 mPalace Street, Caernarfon, LL5517 Addresses
- 91 mMarket Street, Llanberis, Caernarfon, LL5540 Addresses
- 92 mNorthgate Street, Caernarfon, LL5519 Addresses
- 94 mChurch Street, Caernarfon, LL5517 Addresses
- 95 mHole In The Wall Street, Caernarfon, LL5510 Addresses
- 106 mCastle Ditch, Caernarfon, LL554 Addresses
Postcodeson Castle Street, Caernarfon, LL55
There is 1 postcode on Castle Street, Caernarfon, LL55.
- House prices in LL55 1SE7 Addresses
Property Typesin Castle Street
- 2 period houses built between 1800 and 1911
- 3 houses of an unknown age
- 2 other addresses of unknown type
- period house (2)
- house (3)
- Unknown (2)
Energy Efficiencyof properties on Castle Street
- Energy Performance Certificate (EPC) surveys conducted for 2 properties.
- The dominant rating is E.
- A (0)
- E (2)
- B (0)
- F (0)
- C (0)
- G (0)
- D (0)
- No EPC (5)
Schools Nearbyto Castle Street, Caernarfon, LL55
Public Transport Nearbyto Castle Street, Caernarfon, LL55
The closest station to Castle Street, Caernarfon, LL55 is Llanfairpwll station which is 10.0 kilometres away.
- 10.0kmLlanfairpwll
- 11.8kmBodorgan
- 13.1kmBangor (Gwynedd)
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