Chartered surveyors protecting your CF43 purchase in Ferndale and the Rhondda valleys








CF43 covers the communities of Ferndale, Maerdy, Tylorstown and Pontygwaith deep in the South Wales Valleys. Property prices here averaged £102,690 over the last year, rising 7% in that period, and the vast majority of homes are traditional stone-built and brick terraced houses that date back to the Victorian era. These older properties carry real hidden risks that only a professional inspection will reveal before you exchange contracts.
Our RICS-qualified inspectors carry out a thorough visual inspection of a property's structure, fabric and condition, then produce a clear written report graded with traffic-light ratings. We check the roof, walls, floors, windows, drainage and permanent outbuildings, flagging anything that needs urgent attention or further specialist investigation. For a typical CF43 terraced property you receive our full HomeBuyer Report within two to three working days of our inspection.
The South Wales Valleys have a coal-mining heritage that created a network of underground tunnels and shafts beneath residential areas, and CF43 sits on clay-rich soils that expand and contract with seasonal moisture changes. Both factors can cause subsidence and structural cracking in properties of all ages. Our surveyors understand these local ground conditions and know exactly what to look for. Booking a Level 2 survey before you buy in CF43 is one of the most effective ways to protect yourself from an expensive post-purchase surprise.

£102,690
Average House Price
£97,581
Terraced Properties
Most common property type sold
£122,000
Semi-Detached
Average sold price, last 12 months
101
Annual Sales
Residential transactions in CF43
11,423
Population
2021 England and Wales Census
CF43 grew fast in the nineteenth-century coal boom. Ferndale, Maerdy, Tylorstown and Pontygwaith expanded to house miners and their families, which is why so much of the postcode is made up of long terraces in stone and brick. They were solidly built by the standards of the day, but they usually lack features now taken for granted, including damp-proof courses, cavity walls, and modern insulation.
According to home.co.uk listings data, the homes most commonly sold in CF43 are Victorian or Edwardian terraces, traditional stone cottages and valley-style houses. Pre-1919 properties make up a notable part of the local market, and UK-wide research shows that 32% of homes built before 1919 fail the decent homes standard. In buildings of this age, structural movement, rising damp, failing roofs and outdated services all show up more often.
Our RICS Level 2 survey suits conventional residential property in reasonable condition, which makes it a good fit for the terraced and semi-detached homes that are so common across CF43. Where we spot signs of something more involved, such as significant structural movement or suspected mining subsidence, we will recommend further specialist investigation. That way, buyers are not left committing to a property with hidden costs that go well beyond the purchase price.
Set within the Rhondda Fach valley, CF43 lies in what was once one of the most intensively mined coalfields in the world. Old underground workings run beneath residential streets in Ferndale, Maerdy, Tylorstown and Pontygwaith. If those workings collapse, the ground above can shift, causing cracking, tilting and structural damage at the surface. As part of the wider due diligence process, mining search results are reviewed, and the relevant statutory authority keeps records of known workings.
Ground conditions matter here too. CF43 sits on clay-rich soils that shrink in dry summer periods and swell again as they take on moisture in winter. That seasonal movement can affect shallow foundations, leading to cracking in walls and sticking doors and windows. Small signs that are easy to brush off, such as hairline cracks in plasterwork, gaps at the junction of walls and ceilings, or a front door that no longer shuts cleanly, can point to ongoing structural movement.
We know the difference between old settlement cracks that have sat unchanged for decades and active movement that needs urgent follow-up. In our report, we use the RICS condition ratings, 1 for no repair required, 2 for defects requiring attention but not urgent, and 3 for serious defects needing immediate action. It gives buyers a clear picture of what they are dealing with before completing the purchase.

Based on RICS surveyor data for pre-1919 properties in South Wales Valleys postcodes. Figures reflect the proportion of inspections where each defect type was noted.
Our RICS Level 2 Homebuyer Survey is carried out in line with the RICS Home Survey Standard and covers all visible and accessible parts of the property. It is a careful visual inspection. We do not lift floorboards or open up walls, but our surveyors do use a moisture meter, binoculars for roof inspection, and a damp detector to take objective readings. Each element then receives 1 of 3 RICS condition ratings, so it is easier to see what needs attention first.
The finished report includes a market valuation and an insurance reinstatement figure from our chartered surveyor. So buyers can judge not only the building's condition, but also whether the asking price matches the true market value. That is especially useful in CF43, where prices have risen 7% in the last year.
If we find something that needs a closer look, we say so plainly. Where there is evidence of possible active subsidence, or where older mine workings may be relevant, the report sets out which specialist surveys or tests are advisable. We do not leave buyers with vague observations, and our surveyors can talk through the findings before exchange.
Every one of our inspectors belongs to the Royal Institution of Chartered Surveyors (RICS) and holds at least the AssocRICS or MRICS designation. Reaching that standard involves rigorous training, professional examinations and ongoing continuing professional development. Our surveyors also work under the RICS Home Survey Standard, which sets out what must be inspected and how the findings must be reported, so there is no doubt that a Level 2 survey from us meets the national standard.
In CF43, local experience counts. Our surveyors know the South Wales Valleys market first hand, from the construction methods used in Victorian and Edwardian terraces to the signs of clay shrinkage and mining-related ground movement. They also understand the drainage and service arrangements commonly found in homes of this era. That knowledge keeps our focus on the issues that matter most in Ferndale and the surrounding area.
After the inspection, we send the written report and our surveyor remains available by phone or email if questions come up. If buyers need to renegotiate the agreed price or ask the seller to do repairs before exchange, we can help them judge which findings support a reduction and by how much. Sometimes that gives people confidence to proceed, and sometimes it shows the risks are simply too high.

Former coal workings run beneath CF43 from one end of the Rhondda Fach valley to the other. Across this region, thousands of mine shafts and tunnel networks are registered, and collapsing workings still cause recorded ground instability in South Wales today. Add in the clay-rich soils that expand and shrink with seasonal moisture, and homes in Ferndale, Maerdy, Tylorstown and Pontygwaith face a higher-than-average subsidence risk than many other parts of Wales. Our RICS Level 2 survey includes a review of relevant search results and a close visual assessment for signs of structural movement, so for a CF43 purchase it is a necessary protection, not an optional extra.
Across the UK, a RICS Level 2 Homebuyer Survey costs around £455 on average, with a typical range of £400 to £639 for standard residential properties. The precise price for a CF43 home depends on its size, age and value. Because much of the local stock is terraced, fees often sit towards the lower part of that range, while detached homes and properties with outbuildings, annexes or complex extensions tend to fall nearer the top end.
Age affects survey pricing nationwide. Pre-1900 homes can cost 20 to 40% more to inspect than modern properties because a proper inspection takes longer. In CF43, where so much of the housing stock dates from the Victorian and Edwardian periods, that is something to allow for alongside the purchase price, legal costs and mortgage fees. With average house prices of £102,690 across all property types in CF43, and £97,581 for the typical terraced home, a survey costing less than 0.5% of the purchase price is a proportionate outlay.
Some buildings need more time on site. Non-standard construction, including solid stone walls, concrete frame properties, timber-frame construction, or any home with a thatched roof or unusual materials, can push survey costs up because the inspection is more involved. Once the property details are entered into our quote tool, we give a fixed price, with no hidden charges added after the survey.
If our Level 2 survey reveals significant structural or mining-related concerns, our surveyor will recommend upgrading to a Level 3 Building Survey or specialist structural engineer assessment.
On the day, our surveyor attends the property at the agreed time, and we can coordinate directly with the estate agent or seller if that helps. For a standard CF43 terraced home, the inspection usually lasts two to three hours, although larger or more complex properties take longer. We work methodically through every accessible room, space and external area, using equipment such as a calibrated moisture meter and a damp detector alongside standard visual tools.
Where safe access is available, we inspect the roof structure from the loft hatch. Outside, roof coverings are checked with binoculars or from a ladder if conditions allow. We also assess chimneys, chimney stacks, flashings and valley gutters. In older CF43 terraces, chimney defects are a regular source of damp ingress, so we pay close attention to both the external structure and the internal breast for signs of water penetration.
After the site visit, our chartered surveyor prepares the full written report. Each section receives a RICS condition rating, and any item marked Condition 3 is made especially clear because it needs immediate attention before purchase or as a condition of it. The market valuation gives our surveyor's view of what the property is worth, which can support renegotiation where defects are present. We issue the report by secure email, then follow up so buyers can be confident they have understood the findings before moving ahead.

Start with the property address and a few basic details, the type of home, its approximate age and the purchase price. Our quote tool then gives a fixed price straight away. There are no extra charges after the survey.
Next, choose an inspection date from the slots available. We regularly cover the CF43 area, so in many cases we can offer an appointment within a few days of booking. In a market where 101 properties changed hands in CF43 last year, it makes sense to book early.
We then contact the estate agent or seller to organise access. Buyers do not need to attend the inspection, although they are welcome to be there. We deal with the practical arrangements so the purchase can keep moving.
At the inspection itself, our qualified chartered surveyor checks all accessible parts of the property in detail. A standard CF43 terrace usually takes two to three hours. If anything needs specialist follow-up, our surveyor records it clearly.
Within two to three working days of the inspection, the full written report arrives by email. Each section is given a RICS condition rating. Our surveyor can then discuss the findings by phone or email and help buyers decide what to do next.
In CF43, a RICS Level 2 Homebuyer Survey will usually sit within the national average range of £400 to £639. The exact fee depends on the property's size, type and purchase price. Terraced homes, which are the most common sales in CF43, generally fall into the lower part of that range, while pre-1900 properties may cost more because they take longer to inspect. Our online quote tool gives a fixed price for the specific property, with no hidden charges added later.
For CF43, a survey is strongly advisable on any purchase, especially the Victorian and Edwardian terraces that make up so much of the local market. These houses are more than a century old, and many have been altered, repaired and passed through multiple owners over the years. A Level 2 survey can flag dampness, roof defects, timber decay, structural movement and outdated services before exchange of contracts. Given the mining history of the Rhondda Fach valley and the clay-rich soils across CF43, subsidence risk makes a professional inspection a sensible step rather than an optional one.
Inspection times are fairly straightforward. For a standard terraced or semi-detached property in CF43, the physical inspection usually takes two to three hours. Bigger detached homes, properties with substantial outbuildings, or houses where there are obvious structural concerns may need longer. Once we have finished on site, our surveyor prepares the written report within two to three working days and sends it by secure email.
Yes, it does. CF43 sits within the former South Wales coalfield in the Rhondda Fach valley, and underground mine workings extend beneath residential parts of Ferndale, Maerdy, Tylorstown and Pontygwaith. Official records cover mine shafts and tunnel networks across the region, and South Wales still sees reports of ground instability linked to the collapse of old workings. Our RICS Level 2 survey includes a review of available search data and a close visual inspection for signs of structural movement that may indicate subsidence. If our surveyor suspects active mining-related subsidence, we will recommend a specialist structural or mining engineer assessment in the report.
According to home.co.uk listings data, the average house price in CF43 over the last year was £102,690. Terraced properties averaged £97,581, semi-detached properties averaged £122,000 and detached properties averaged £199,000. Survey fees do scale to a degree with property value, so the comparatively affordable CF43 market usually means a Level 2 survey costs less here than it would on a more expensive home elsewhere. National figures show an average survey cost of around £384 for homes priced under £200,000, compared with £586 for homes above £500,000.
In CF43's older housing stock, the issues we most often see are fairly consistent. Rising and penetrating dampness is common in solid-walled pre-1919 terraces, roof defects often include slipped tiles, failing ridge mortar and deteriorated flashings, and timber decay tends to appear where dampness has persisted or ventilation is poor. We also note structural cracking regularly, often linked to clay soil shrinkage and swelling through seasonal moisture changes rather than active mining subsidence, although both need proper assessment. Outdated electrical wiring and drainage defects are also frequent findings in this postcode.
For most standard residential properties in CF43 that appear to be in reasonable condition, a RICS Level 2 Homebuyer Survey is the right choice. If a home is much older than average, such as a pre-1870 stone cottage, or if it has known structural issues, a history of subsidence, unusual construction, or has been heavily altered or extended, a Level 3 Building Survey offers a more detailed assessment. Our quote process asks the key questions to help buyers choose correctly, and if a Level 2 inspection uncovers matters that need a deeper look, our surveyor will say so clearly.
Our full range of property services covering CF43, Ferndale and the Rhondda Fach valley
From £600
Our comprehensive structural survey for older, complex or substantially altered properties in CF43
From £60
Energy Performance Certificate for CF43 properties, required for all sales and lettings
From £150
Our EICR inspection for CF43 homes, checking older wiring systems common in valley terraces
From £60
Our CP12 gas safety certificate for CF43 properties with gas central heating or appliances
From £300
Our new build snagging inspection for any newly constructed homes in the CF43 area
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Chartered surveyors protecting your CF43 purchase in Ferndale and the Rhondda valleys
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Homemove is a trading name of HM Haus Group Ltd (Company No. 13873779, registered in England & Wales). Homemove Mortgages Ltd (Company No. 15947693) is an Appointed Representative of TMG Direct Limited, trading as TMG Mortgage Network, which is authorised and regulated by the Financial Conduct Authority (FRN 786245). Homemove Mortgages Ltd is entered on the FCA Register as an Appointed Representative (FRN 1022429). You can check registrations at NewRegister or by calling 0800 111 6768.