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Castle SquareHouse Prices / Wales, Gwynedd
Last updated May 2026
Key Street Insights
Castle Square is a residential street with 12 addresses.
It ranks as the 232nd largest and 91st most expensive of the 569 streets in the LL55 area. The dominant property type is a period house built between 1800 and 1911.
The street contains a total of 12 properties: 5 houses and 7 flats.
12
Properties
- Houses
- Flats
Key Street Insights
Castle Square is a residential street with 12 addresses.
It ranks as the 232nd largest and 91st most expensive of the 569 streets in the LL55 area. The dominant property type is a period house built between 1800 and 1911.
The street contains a total of 12 properties: 5 houses and 7 flats.
12
Properties
- Houses
- Flats
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House Priceson Castle Square
Sale prices range from £87,921 for 2 bedroom Leasehold flats with a garden (1,011 ft2) to £305,526 for 4 bedroom freehold houses with a garden (2,045 ft2) .
Monthly rental prices range from £572 pcm for 2 bed flats to £1,082 pcm for 4 bed houses.
The gross rental yield is between 4.3% and 7.8%.
The average value per square foot is £173.
Average Sale Value
£162,260
Average Rental Value
£766 pcm
Average Rental Yield
5.7% /year
Average Value Per Sqft
£173 /ft2
Sales Market Trendson Castle Square
The last sale on Castle Square sold for £230,000 on 30th June 2023. Since then prices are down an average of 0.0%.
The current average value in the street is £162,260.
The Castle Square Sales Market has increased by 35.7% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | -2.1% | £162,260 |
| April 2025 | 3.9% | £165,700 |
| April 2024 | -1.5% | £159,493 |
| April 2023 | 1.5% | £161,972 |
| April 2022 | 11.8% | £159,560 |
| April 2021 | 10.9% | £142,705 |
| April 2020 | 0.9% | £128,652 |
| April 2019 | 3.2% | £127,484 |
| April 2018 | 2.6% | £123,565 |
| April 2017 | 0.7% | £120,421 |
| April 2016 | 0.5% | £119,611 |
| April 2015 | 4.1% | £119,035 |
| April 2014 | 0.5% | £114,296 |
| April 2013 | 3% | £113,744 |
| April 2012 | -2.7% | £110,385 |
| April 2011 | -3.3% | £113,419 |
| April 2010 | -1% | £117,277 |
| April 2009 | -8.2% | £118,450 |
| April 2008 | -2.8% | £129,083 |
| April 2007 | 0% | £132,846 |
Rental Market Trendson Castle Square
The current average rental value in the street is £766.
The Castle Square Rental Market has increased by 49.1% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | 3.1% | £766pcm |
| April 2025 | 2.2% | £743pcm |
| April 2024 | 8.7% | £727pcm |
| April 2023 | 9.2% | £669pcm |
| April 2022 | 7.3% | £613pcm |
| April 2021 | 3.4% | £571pcm |
| April 2020 | 3.9% | £552pcm |
| April 2019 | 0% | £531pcm |
| April 2018 | 1.1% | £531pcm |
| April 2017 | 2.3% | £526pcm |
| April 2016 | 1.2% | £514pcm |
| April 2015 | 1.7% | £508pcm |
| April 2014 | 1.5% | £499pcm |
| April 2013 | 0.5% | £492pcm |
| April 2012 | -0.4% | £489pcm |
| April 2011 | 1.3% | £491pcm |
| April 2010 | -0.8% | £485pcm |
| April 2009 | -5.3% | £489pcm |
| April 2008 | 4.8% | £516pcm |
| April 2007 | 0% | £493pcm |
Properties and Buildingson Castle Square, Caernarfon, LL55
- 3, Castle Square, Caernarfon, LL55Building2 units
- 7, Castle Square, Caernarfon, LL55 2NF
- 8, Castle Square, Caernarfon, LL55 Period building2 units
- 13, Castle Square, Caernarfon, LL55 Period building4 units
- 14, Castle Square, Caernarfon, LL55 2NF
- 26-28, Castle Square, Caernarfon, LL55 2NA
- 36A, Castle Square, Caernarfon, LL55 2NN
Sales Historyon Castle Square, Caernarfon, LL55
The last sale was on 30th June 2023 for £230,000 and since then the market in the area has remained stable. The street has had a total of 4 sales since 1995.
Castle Square, Caernarfon, LL55 has seen 1 sale in the last three years and no sales in the last twelve months.
Sold Jun 2023£230,000 | 3 Bed HouseCastle Square14, Castle Square, Caernarfon, LL55 2NF
Sold Jun 2005£250,000 | 3 Bed HouseCastle Square7, Castle Square, Caernarfon, LL55 2NF
Sold Apr 2005£165,000 | 4 Bed HouseCastle Square3, Castle Square, Caernarfon, LL55 2NF
Sold Jul 1998£119,000 | 3 Bed HouseCastle Square7, Castle Square, Caernarfon, LL55 2NF
Top 3 Most Expensive Saleson Castle Square, Caernarfon, LL55
Nearby Streetsto Castle Square, Caernarfon, LL55
Castle Square, Caernarfon, LL55 is the 232nd largest and the 91st most expensive street in the LL55 area.
- 27 mSkinner Street, Caernarfon, LL551 Addresses
- 69 mHole In The Wall Street, Caernarfon, LL5510 Addresses
- 98 mPalace Street, Caernarfon, LL5517 Addresses
- 114 mBridge Street, Caernarfon, LL5519 Addresses
- 117 mEastgate Street, Caernarfon, LL557 Addresses
- 120 mSlate Quay, Caernarfon, LL5516 Addresses
Postcodeson Castle Square, Caernarfon, LL55
There are 3 postcodes on Castle Square, Caernarfon, LL55.
- House prices in LL55 2NF10 Addresses
- House prices in LL55 2NA1 Addresses
- House prices in LL55 2NN1 Addresses
Property Typesin Castle Square
- 8 period houses built between 1800 and 1911
- 4 other addresses of unknown type
- period house (8)
- Unknown (4)
Energy Efficiencyof properties on Castle Square
- Energy Performance Certificate (EPC) surveys conducted for 6 properties.
- The dominant rating is D.
- A (0)
- E (0)
- B (0)
- F (0)
- C (1)
- G (0)
- D (5)
- No EPC (6)
Schools Nearbyto Castle Square, Caernarfon, LL55
Public Transport Nearbyto Castle Square, Caernarfon, LL55
The closest station to Castle Square, Caernarfon, LL55 is Llanfairpwll station which is 10.0 kilometres away.
- 10.0kmLlanfairpwll
- 11.9kmBodorgan
- 13.0kmBangor (Gwynedd)
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