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William StreetHouse Prices / Wales, Gwynedd
Last updated Jun 2026
Key Street Insights
William Street is a residential street with 39 addresses.
It ranks as the 439th largest and 61st most expensive of the 557 streets in the LL55 area. The dominant property type is a period house built between 1800 and 1911.
The street contains a total of 39 properties: 39 houses.
39
Properties
- Houses
Key Street Insights
William Street is a residential street with 39 addresses.
It ranks as the 439th largest and 61st most expensive of the 557 streets in the LL55 area. The dominant property type is a period house built between 1800 and 1911.
The street contains a total of 39 properties: 39 houses.
39
Properties
- Houses
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House Priceson William Street
Sale prices range from £99,086 for 2 bedroom freehold houses with a garden (592 ft2) to £205,638 for 3 bedroom freehold houses with a garden (818 ft2) .
Monthly rental prices range from £540 pcm for 2 bed houses to £755 pcm for 3 bed houses.
The gross rental yield is between 4.4% and 6.6%.
The average value per square foot is £155.
Average Sale Value
£115,500
Average Rental Value
£608 pcm
Average Rental Yield
6.3% /year
Average Value Per Sqft
£155 /ft2
Sales Market Trendson William Street
The last sale on William Street sold for £90,000 on 10th January 2025. Since then prices are up an average of 1.2%.
The current average value in the street is £115,500.
The William Street Sales Market has increased by 44.8% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| May 2026 | -0.6% | £115,500 |
| May 2025 | 5.3% | £116,182 |
| May 2024 | -1.4% | £110,287 |
| May 2023 | 1.2% | £111,880 |
| May 2022 | 12.8% | £110,557 |
| May 2021 | 13.6% | £97,986 |
| May 2020 | 0% | £86,265 |
| May 2019 | 4.2% | £86,306 |
| May 2018 | 4.1% | £82,843 |
| May 2017 | -0.2% | £79,609 |
| May 2016 | 0.6% | £79,786 |
| May 2015 | 4.6% | £79,344 |
| May 2014 | 0.7% | £75,864 |
| May 2013 | 2.1% | £75,355 |
| May 2012 | -1.7% | £73,828 |
| May 2011 | -2.9% | £75,075 |
| May 2010 | 3.3% | £77,301 |
| May 2009 | -8.2% | £74,848 |
| May 2008 | -3.8% | £81,558 |
| May 2007 | 0% | £84,794 |
Rental Market Trendson William Street
The current average rental value in the street is £608.
The William Street Rental Market has increased by 52.1% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| May 2026 | 3.7% | £608pcm |
| May 2025 | 4.8% | £586pcm |
| May 2024 | 4.5% | £559pcm |
| May 2023 | 10.8% | £535pcm |
| May 2022 | 6.6% | £483pcm |
| May 2021 | 4.1% | £453pcm |
| May 2020 | 4.3% | £435pcm |
| May 2019 | -0.3% | £417pcm |
| May 2018 | 3.7% | £419pcm |
| May 2017 | 1% | £404pcm |
| May 2016 | 0.6% | £400pcm |
| May 2015 | 1.6% | £397pcm |
| May 2014 | 0.1% | £391pcm |
| May 2013 | -0.1% | £390pcm |
| May 2012 | 1.8% | £391pcm |
| May 2011 | -0.5% | £384pcm |
| May 2010 | 3.8% | £386pcm |
| May 2009 | -3.3% | £372pcm |
| May 2008 | -6.9% | £385pcm |
| May 2007 | 0% | £413pcm |
Explore Propertieson William Street, Caernarfon, LL55
- 2, William Street, Caernarfon, LL55 1ND2 bed period house
- 4, William Street, Caernarfon, LL55 1ND2 bed period house
- 6, William Street, Caernarfon, LL55 1ND2 bed period house
- 8, William Street, Caernarfon, LL55 1ND3 bed period house
- 10, William Street, Caernarfon, LL55 1ND3 bed period house
- 11, William Street, Caernarfon, LL55 1ND3 bed period house
- 12, William Street, Caernarfon, LL55 1ND3 bed period house
- 13, William Street, Caernarfon, LL55 1ND3 bed period house
- 14, William Street, Caernarfon, LL55 1ND3 bed period house
- 15, William Street, Caernarfon, LL55 1ND3 bed period house
- 16, William Street, Caernarfon, LL55 1ND3 bed period house
- 17, William Street, Caernarfon, LL55 1ND3 bed period house
- 18, William Street, Caernarfon, LL55 1ND3 bed period house
- 19, William Street, Caernarfon, LL55 1ND3 bed period house
- 20, William Street, Caernarfon, LL55 1ND3 bed period house
- 21, William Street, Caernarfon, LL55 1ND2 bed period house
- 22, William Street, Caernarfon, LL55 1ND2 bed period house
- 23, William Street, Caernarfon, LL55 1ND
- 24, William Street, Caernarfon, LL55 1ND
- 25, William Street, Caernarfon, LL55 1ND3 bed period house
- 26, William Street, Caernarfon, LL55 1ND
- 27, William Street, Caernarfon, LL55 1ND2 bed period house
- 28, William Street, Caernarfon, LL55 1ND3 bed period house
- 29, William Street, Caernarfon, LL55 1ND2 bed period house
- 30, William Street, Caernarfon, LL55 1ND2 bed period house
- 31, William Street, Caernarfon, LL55 1ND
- 32, William Street, Caernarfon, LL55 1ND3 bed period house
- 33, William Street, Caernarfon, LL55 1ND3 bed period house
- 34, William Street, Caernarfon, LL55 1ND3 bed period house
- 35, William Street, Caernarfon, LL55 1ND2 bed period house
- 36, William Street, Caernarfon, LL55 1ND2 bed period house
- 37, William Street, Caernarfon, LL55 1ND3 bed period house
- 38, William Street, Caernarfon, LL55 1ND3 bed house
- 39, William Street, Caernarfon, LL55 1ND3 bed period house
- 40, William Street, Caernarfon, LL55 1ND2 bed period house
- 41, William Street, Caernarfon, LL55 1ND
- 42, William Street, Caernarfon, LL55 1ND3 bed period house
- 43, William Street, Caernarfon, LL55 1ND3 bed period house
- 45, William Street, Caernarfon, LL55 1ND3 bed period house
Sales Historyon William Street, Caernarfon, LL55
The last sale was on 10th January 2025 for £90,000 and since then the market in the area has increased by 1.2%. The street has had a total of 61 sales since 1995.
William Street, Caernarfon, LL55 has seen 4 sales in the last three years and no sales in the last twelve months.
Sold Jan 2025£90,000 | 3 Bed HouseWilliam Street34, William Street, Caernarfon, LL55 1ND
Sold Oct 2024£90,000 | 3 Bed HouseWilliam Street28, William Street, Caernarfon, LL55 1ND
Sold Jul 2024£111,000 | 3 Bed HouseWilliam Street37, William Street, Caernarfon, LL55 1ND
Sold Sep 2023£118,000 | 2 Bed HouseWilliam Street4, William Street, Caernarfon, LL55 1ND
Sold Oct 2022£110,000 | 3 Bed HouseWilliam Street39, William Street, Caernarfon, LL55 1ND
Sold Jun 2022£134,000 | 2 Bed HouseWilliam Street40, William Street, Caernarfon, LL55 1ND
Sold May 2022£107,500 | 3 Bed HouseWilliam Street20, William Street, Caernarfon, LL55 1ND
Sold Aug 2021£102,000 | 2 Bed HouseWilliam Street29, William Street, Caernarfon, LL55 1ND
Sold Jan 2021£110,000 | 3 Bed HouseWilliam Street11, William Street, Caernarfon, LL55 1ND
Sold Dec 2020£90,000 | 2 Bed HouseWilliam Street21, William Street, Caernarfon, LL55 1ND
Sold Jun 2020£95,000 | 3 Bed HouseWilliam Street14, William Street, Caernarfon, LL55 1ND
Sold Jul 2019£95,000 | 3 Bed HouseWilliam Street32, William Street, Caernarfon, LL55 1ND
Sold Jun 2018£92,000 | 3 Bed HouseWilliam Street37, William Street, Caernarfon, LL55 1ND
Sold Jun 2018£82,500 | 2 Bed HouseWilliam Street40, William Street, Caernarfon, LL55 1ND
Sold May 2016£111,000 | 2 Bed HouseWilliam Street2, William Street, Caernarfon, LL55 1ND
Sold Sep 2015£68,000 | 2 Bed HouseWilliam Street21, William Street, Caernarfon, LL55 1ND
Sold Mar 2015£98,500 | 3 Bed HouseWilliam Street15, William Street, Caernarfon, LL55 1ND
Sold Feb 2015£88,500 | 2 Bed HouseWilliam Street40, William Street, Caernarfon, LL55 1ND
Sold Nov 2014£90,000 | 3 Bed HouseWilliam Street18, William Street, Caernarfon, LL55 1ND
Sold Jun 2014£65,000 | 2 Bed HouseWilliam Street21, William Street, Caernarfon, LL55 1ND
Sold Dec 2013£85,000 | 3 Bed HouseWilliam Street38, William Street, Caernarfon, LL55 1ND
Sold Jan 2013£88,000 | 3 Bed HouseWilliam Street17, William Street, Caernarfon, LL55 1ND
Sold Oct 2012£82,500 | 2 Bed HouseWilliam Street30, William Street, Caernarfon, LL55 1ND
Sold Dec 2011£98,000 | 2 Bed HouseWilliam Street22, William Street, Caernarfon, LL55 1ND
Sold Sep 2011£100,000 | 3 Bed HouseWilliam Street25, William Street, Caernarfon, LL55 1ND
Sold Dec 2009£86,500 | 3 Bed HouseWilliam Street10, William Street, Caernarfon, LL55 1ND
Sold May 2009£75,000 | 2 Bed HouseWilliam Street22, William Street, Caernarfon, LL55 1ND
Sold Dec 2007£113,000 | 3 Bed HouseWilliam Street8, William Street, Caernarfon, LL55 1ND
Sold Oct 2006£107,000 | 3 Bed HouseWilliam Street16, William Street, Caernarfon, LL55 1ND
Sold Jun 2006£98,650 | 3 Bed HouseWilliam Street14, William Street, Caernarfon, LL55 1ND
Sold May 2006£117,000 | 3 Bed HouseWilliam Street11, William Street, Caernarfon, LL55 1ND
Sold Dec 2005£57,000 | 2 Bed HouseWilliam Street36, William Street, Caernarfon, LL55 1ND
Sold Dec 2005£77,000 | 2 Bed HouseWilliam Street35, William Street, Caernarfon, LL55 1ND
Sold Jul 2005£80,000 | 3 Bed HouseWilliam Street38, William Street, Caernarfon, LL55 1ND
Sold Nov 2004£79,950 | 3 Bed HouseWilliam Street39, William Street, Caernarfon, LL55 1ND
Sold Jul 2004£77,500 | 2 Bed HouseWilliam Street4, William Street, Caernarfon, LL55 1ND
Sold Mar 2004£79,600 | 2 Bed HouseWilliam Street6, William Street, Caernarfon, LL55 1ND
Sold Dec 2003£63,000 | 2 Bed HouseWilliam Street29, William Street, Caernarfon, LL55 1ND
Sold Oct 2003£73,750 | 2 Bed HouseWilliam Street6, William Street, Caernarfon, LL55 1ND
Sold Oct 2003£59,950 | 2 Bed HouseWilliam Street4, William Street, Caernarfon, LL55 1ND
Sold Oct 2003£73,000 | 2 Bed HouseWilliam Street2, William Street, Caernarfon, LL55 1ND
Sold Apr 2003£54,500 | 3 Bed HouseWilliam Street14, William Street, Caernarfon, LL55 1ND
Sold Feb 2003£53,000 | 3 Bed HouseWilliam Street32, William Street, Caernarfon, LL55 1ND
Sold Feb 2003£59,500 | 3 Bed HouseWilliam Street15, William Street, Caernarfon, LL55 1ND
Sold Sep 2002£48,500 | 3 Bed HouseWilliam Street20, William Street, Caernarfon, LL55 1ND
Sold Aug 2002£46,000 | 3 Bed HouseWilliam Street13, William Street, Caernarfon, LL55 1ND
Sold Oct 2001£37,000 | 2 Bed HouseWilliam Street2, William Street, Caernarfon, LL55 1ND
Sold Sep 2000£37,000 | 3 Bed HouseWilliam Street19, William Street, Caernarfon, LL55 1ND
Sold Aug 2000£28,500 | 3 Bed HouseWilliam Street25, William Street, Caernarfon, LL55 1ND
Sold Sep 1999£30,500 | 2 Bed HouseWilliam Street2, William Street, Caernarfon, LL55 1ND
Sold Mar 1999£26,000 | 2 Bed HouseWilliam Street6, William Street, Caernarfon, LL55 1ND
Sold Mar 1999£28,950 | 3 Bed HouseWilliam Street38, William Street, Caernarfon, LL55 1ND
Sold Jan 1999£26,000 | 2 Bed HouseWilliam Street22, William Street, Caernarfon, LL55 1ND
Sold Jul 1998£40,000 | 3 Bed HouseWilliam Street11, William Street, Caernarfon, LL55 1ND
Sold May 1998£31,000 | 2 Bed HouseWilliam Street2, William Street, Caernarfon, LL55 1ND
Sold Feb 1998£34,000 | 3 Bed HouseWilliam Street8, William Street, Caernarfon, LL55 1ND
Sold Feb 1998£33,500 | 3 Bed HouseWilliam Street10, William Street, Caernarfon, LL55 1ND
Sold Jul 1997£31,000 | 3 Bed HouseWilliam Street32, William Street, Caernarfon, LL55 1ND
Sold Feb 1997£34,950 | 3 Bed HouseWilliam Street20, William Street, Caernarfon, LL55 1ND
Sold Sep 1996£27,000 | 3 Bed HouseWilliam Street33, William Street, Caernarfon, LL55 1ND
Sold Feb 1996£12,500 | 2 Bed HouseWilliam Street27, William Street, Caernarfon, LL55 1ND
Top 3 Most Expensive Saleson William Street, Caernarfon, LL55
Nearby Streetsto William Street, Caernarfon, LL55
William Street, Caernarfon, LL55 is the 439th largest and the 61st most expensive street in the LL55 area.
- 26 mMary Street, Caernarfon, LL555 Addresses
- 47 mCadnant Road, Caernarfon, LL554 Addresses
- 47 mHafod Terrace, Caernarfon, LL5511 Addresses
- 54 mClarke Terrace, Caernarfon, LL5510 Addresses
- 83 mHolywell Terrace, Caernarfon, LL556 Addresses
- 90 mPlas Twthill, Caernarfon, LL5520 Addresses
Postcodeson William Street, Caernarfon, LL55
There is 1 postcode on William Street, Caernarfon, LL55.
- House prices in LL55 1ND39 Addresses
Property Typesin William Street
- 33 period houses built between 1800 and 1911
- 1 house of an unknown age
- 5 other addresses of unknown type
- period house (33)
- house (1)
- Unknown (5)
Energy Efficiencyof properties on William Street
- Energy Performance Certificate (EPC) surveys conducted for 33 properties.
- The dominant rating is D.
- A (0)
- E (5)
- B (0)
- F (2)
- C (8)
- G (1)
- D (17)
- No EPC (6)
Schools Nearbyto William Street, Caernarfon, LL55
Public Transport Nearbyto William Street, Caernarfon, LL55
The closest station to William Street, Caernarfon, LL55 is Llanfairpwll station which is 9.8 kilometres away.
- 9.8kmLlanfairpwll
- 12.2kmBodorgan
- 12.7kmBangor (Gwynedd)
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