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Bricks&Logic is a trading name of Urban Markets Ltd
Company No. 11113204
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VAT No. GB 287 0845 68
Registered Address: 2 Leman St, London E1 8FA
CF42 5LWHouse Prices / Wales, Rhondda Cynon Taf, William Street
Last updated May 2026
Key Postcode Insights
CF42 5LW is a residential postcode situated on William Street, Treherbert, Treorchy, CF42 with 37 addresses.
It ranks as the 1451st largest and 229th most expensive of the 1,759 postcodes in the CF42 area. The dominant property type is a mid-century flat built between 1936 and 1979.
The postcode contains a total of 37 properties: 22 houses and 15 flats.
37
Properties
- Houses
- Flats
Key Postcode Insights
CF42 5LW is a residential postcode situated on William Street, Treherbert, Treorchy, CF42 with 37 addresses.
It ranks as the 1451st largest and 229th most expensive of the 1,759 postcodes in the CF42 area. The dominant property type is a mid-century flat built between 1936 and 1979.
The postcode contains a total of 37 properties: 22 houses and 15 flats.
37
Properties
- Houses
- Flats
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House Pricesin CF42 5LW
Sale prices range from £37,588 for 2 bedroom Leasehold flats (333 ft2) to £107,227 for 4 bedroom freehold houses with a garden (1,184 ft2) .
Monthly rental prices range from £282 pcm for 2 bed flats to £686 pcm for 4 bed houses.
The gross rental yield is between 7.7% and 9.0%.
The average value per square foot is £103.
Average Sale Value
£70,266
Average Rental Value
£499 pcm
Average Rental Yield
8.5% /year
Average Value Per Sqft
£103 /ft2
Sales Market Trendsin CF42 5LW
The last sale in CF42 5LW sold for £95,000 on 17th February 2023. Since then prices are up an average of 8.4%.
The current average value in the postcode is £70,266.
The CF42 5LW Sales Market has increased by 70.5% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | 2.2% | £70,266 |
| April 2025 | 6.8% | £68,751 |
| April 2024 | -1.4% | £64,399 |
| April 2023 | 5.1% | £65,318 |
| April 2022 | 14.7% | £62,146 |
| April 2021 | 13.3% | £54,165 |
| April 2020 | 6% | £47,808 |
| April 2019 | 4.1% | £45,093 |
| April 2018 | 2.8% | £43,308 |
| April 2017 | 2.2% | £42,122 |
| April 2016 | 1.7% | £41,204 |
| April 2015 | 3.1% | £40,499 |
| April 2014 | 3.8% | £39,267 |
| April 2013 | -1.3% | £37,842 |
| April 2012 | -3.4% | £38,356 |
| April 2011 | -2.2% | £39,722 |
| April 2010 | 1.8% | £40,605 |
| April 2009 | -15.3% | £39,895 |
| April 2008 | 0.5% | £47,102 |
| April 2007 | 0% | £46,886 |
Rental Market Trendsin CF42 5LW
The current average rental value in the postcode is £499.
The CF42 5LW Rental Market has increased by 71.7% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | 3.5% | £499pcm |
| April 2025 | 4.2% | £482pcm |
| April 2024 | 6.7% | £463pcm |
| April 2023 | 11.1% | £434pcm |
| April 2022 | 12.1% | £390pcm |
| April 2021 | 8.6% | £348pcm |
| April 2020 | 3.3% | £320pcm |
| April 2019 | 2.2% | £310pcm |
| April 2018 | 2.6% | £303pcm |
| April 2017 | 1.7% | £296pcm |
| April 2016 | 3.4% | £291pcm |
| April 2015 | 1% | £281pcm |
| April 2014 | 1.1% | £278pcm |
| April 2013 | 0.2% | £275pcm |
| April 2012 | 0% | £275pcm |
| April 2011 | 1.2% | £275pcm |
| April 2010 | -0.2% | £271pcm |
| April 2009 | -4.4% | £272pcm |
| April 2008 | 0.5% | £284pcm |
| April 2007 | 0% | £283pcm |
Explore Propertiesin CF42 5LW, William Street, Treherbert, Treorchy, CF42
- Ty-Allyn, William Street, Treorchy, CF42 5LW4 bed modern house
- 1, William Street, Treorchy, CF42 5LW3 bed period house
- 2, William Street, Treorchy, CF42 5LW3 bed mid-century house
- 3, William Street, Treorchy, CF42 5LW
- 4, William Street, Treorchy, CF42 5LW3 bed period house
- 5, William Street, Treorchy, CF42 5LW
- 6, William Street, Treorchy, CF42 5LW3 bed period house
- 7, William Street, Treorchy, CF42 5LW3 bed period house
- 8, William Street, Treorchy, CF42 5LW
- 9, William Street, Treorchy, CF42 5LW3 bed period house
- 10, William Street, Treorchy, CF42 5LW3 bed period house
- 11, William Street, Treorchy, CF42 5LW3 bed period house
- 12, William Street, Treorchy, CF42 5LW3 bed period house
- 13, William Street, Treorchy, CF42 5LW2 bed mid-century flat
- 14, William Street, Treorchy, CF42 5LW2 bed mid-century flat
- 15, William Street, Treorchy, CF42 5LW2 bed mid-century flat
- 16, William Street, Treorchy, CF42 5LW2 bed mid-century flat
- 17, William Street, Treorchy, CF42 5LW
- 18, William Street, Treorchy, CF42 5LW
- 19, William Street, Treorchy, CF42 5LW
- 20, William Street, Treorchy, CF42 5LW2 bed mid-century flat
- 21, William Street, Treorchy, CF42 5LW2 bed mid-century flat
- 22, William Street, Treorchy, CF42 5LW2 bed mid-century flat
- 23, William Street, Treorchy, CF42 5LW2 bed mid-century flat
- 24, William Street, Treorchy, CF42 5LW2 bed mid-century flat
- 25, William Street, Treorchy, CF42 5LW2 bed mid-century flat
- 26, William Street, Treorchy, CF42 5LW2 bed mid-century flat
- 27, William Street, Treorchy, CF42 5LW2 bed mid-century flat
- 28, William Street, Treorchy, CF42 5LW2 bed mid-century flat
- 29, William Street, Treorchy, CF42 5LW2 bed flat
- 31, William Street, Treorchy, CF42 5LW
- 32, William Street, Treorchy, CF42 5LW2 bed mid-century house
- 33, William Street, Treorchy, CF42 5LW3 bed mid-century house
- 34, William Street, Treorchy, CF42 5LW2 bed mid-century house
- 35, William Street, Treorchy, CF42 5LW
- 36, William Street, Treorchy, CF42 5LW
- 37, William Street, Treorchy, CF42 5LW
Sales Historyin CF42 5LW
The last sale was on 17th February 2023 for £95,000 and since then the market in the area has increased by 8.4%. The postcode has had a total of 15 sales since 1995.
CF42 5LW has seen 1 sale in the last three years and no sales in the last twelve months.
Sold Feb 2023£95,000 | 2 Bed FlatWilliam Street29, William Street, Treorchy, CF42 5LW
Sold Dec 2022£62,000 | 3 Bed HouseWilliam Street33, William Street, Treorchy, CF42 5LW
Sold May 2022£104,000 | 3 Bed HouseWilliam Street6, William Street, Treorchy, CF42 5LW
Sold May 2021£50,000 | 3 Bed HouseWilliam Street11, William Street, Treorchy, CF42 5LW
Sold May 2016£119,000 | 3 Bed HouseWilliam Street1, William Street, Treorchy, CF42 5LW
Sold Aug 2015£35,000 | 3 Bed HouseWilliam Street2, William Street, Treorchy, CF42 5LW
Sold Feb 2015£37,500 | 3 Bed HouseWilliam Street4, William Street, Treorchy, CF42 5LW
Sold Jun 2012£32,500 | 3 Bed HouseWilliam Street2, William Street, Treorchy, CF42 5LW
Sold Jun 2011£55,000 | 3 Bed HouseWilliam Street10, William Street, Treorchy, CF42 5LW
Sold May 2011£40,000 | 3 Bed HouseWilliam Street12, William Street, Treorchy, CF42 5LW
Sold Jul 2009£49,950 | 3 Bed HouseWilliam Street33, William Street, Treorchy, CF42 5LW
Sold Jan 2004£27,500 | 3 Bed HouseWilliam Street4, William Street, Treorchy, CF42 5LW
Sold Oct 2003£30,000 | 3 Bed HouseWilliam Street12, William Street, Treorchy, CF42 5LW
Sold Sep 2001£10,000 | 3 Bed HouseWilliam Street4, William Street, Treorchy, CF42 5LW
Sold Aug 2001£13,750 | 3 Bed HouseWilliam Street12, William Street, Treorchy, CF42 5LW
Nearby Postcodesto CF42 5LW
CF42 5LW is the 1451st largest and the 229th most expensive postcode out of the 1,759 postcodes in the CF42 area.
- 60 mCF42 5LT, Margaret Street, Treherbert, Treorchy, CF42CF42 5LT33 Addresses
- 84 mCF42 5LS, Margaret Street, Treherbert, Treorchy, CF42CF42 5LS44 Addresses
- 100 mCF42 5LP, Miskin Street, Treherbert, Treorchy, CF42CF42 5LP45 Addresses
- 121 mCF42 5LR, Miskin Street, Treherbert, Treorchy, CF42CF42 5LR40 Addresses
- 134 mCF42 5LN, Park Place, Treherbert, Treorchy, CF42CF42 5LN27 Addresses
- 164 mCF42 5LL, Victoria Street, Treherbert, Treorchy, CF42CF42 5LL32 Addresses
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Property Typesin CF42 5LW
- 8 period houses built between 1800 and 1911
- 1 modern house built after 1980
- 4 mid-century houses built between 1936 and 1979
- 13 mid-century flats built between 1936 and 1979
- 1 flat of an unknown age
- 10 other addresses of unknown type
- period house (8)
- modern house (1)
- mid-century house (4)
- mid-century flat (13)
- flat (1)
- Unknown (10)
Energy Efficiencyof properties in CF42 5LW
- Energy Performance Certificate (EPC) surveys conducted for 27 properties.
- The dominant rating is D.
- A (0)
- E (0)
- B (0)
- F (0)
- C (12)
- G (0)
- D (15)
- No EPC (10)
Top 3 Most Expensive Saleson William Street
Schools Nearbyto CF42 5LW
Public Transport Nearbyto CF42 5LW
The closest station to CF42 5LW is Treherbert station which is 700 metres away.
- 657mTreherbert
- 1.9kmYnyswen
- 3.3kmTreorchy
- 5.0kmTon Pentre
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