Model valuation£417,0008 Busby Close
Local market context
Alltwen Isaf Farm, Derwen Road, Alltwen, Pontardawe, Swansea, SA8 3AU
Estimated value
£305,000
- Since the 2022 sale (£450,000)-32%
- Against SA8 3AU's recent median (£335,000)-9%
Newest record on this page: March 2025. Land Registry and EPC registers update monthly, so this page can trail them by 2–3 months.
Property type
Detached
Habitable rooms
5
From EPC
Floor area
110 m²
1184 sq ft
Energy rating
E
Score 40
Council tax
Band E
Tenure
Owner Occupied
About this valuation
How the figure is worked out and what it's based on. If you know this home, you can tell other visitors what you think it's worth.
Our estimate
£305,000
- Against its 2022 sale (£450,000)-32%
- Against SA8 3AU's recent median (£335,000)-9%
Your note and figure are shown publicly on this page.
How the estimate is made
The estimate for Alltwen Isaf Farm is modelled from its 110 m² EPC floor area, its 1 recorded sale and recent sales of comparable homes in SA8 3AU. It is an automated estimate, not a survey or mortgage valuation: condition, layout and improvements that aren't on record can move the real figure either way.
What it's based on
Floor area
110 m² from the EPC lodged in March 2021
Sales of this home
1 sale recorded, the latest in 2022
Recent sales in SA8 3AU
5 sales, median £335,000 (2025–2022)
This page or the full report?
| Data | This page | Full report |
|---|---|---|
| Sales | Latest sale shown: March 2025 | Latest available records, read when you order |
| Valuation | Estimate from the last refresh | Analysed against comparable sales |
| Planning | None on this home | Full history, plus nearby schemes |
| Flood risk | Not shown | Included |
Sales history & valuation
Every recorded sale of this home, how its price has moved, and what neighbouring properties have sold for.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
Sales timeline
28 November 2022Most recent
£450,000
Median price across the last 5 sales in SA8 3AU: £335,000 (2025–2022).
Nearby sales in SA8 3AU
36 Derwen Road, Alltwen, Pontardawe, Swansea, SA8 3AU
Sold Mar 2025
£362,50034 Derwen Road, Alltwen, Pontardawe, Swansea, SA8 3AU
Sold Sept 2024
£335,00024 Derwen Road, Alltwen, Pontardawe, Swansea, SA8 3AU
Sold Jun 2024
£167,99550 Derwen Road, Alltwen, Pontardawe, Swansea, SA8 3AU
Sold Jul 2023
£450,0002 Derwen Road, Alltwen, Pontardawe, Swansea, SA8 3AU
Sold Jul 2022
£205,000
What this page doesn't show
Nothing is flagged from the data on this page, but these checks are only run in the report. The detail, evidence and what to ask about it are in the Risks Report.
- Flood risk from rivers, sea and surface waterIn report
- Subsidence and ground-stability signalsIn report
- Refusals, enforcement and big schemes nearbyIn report
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About Alltwen Isaf Farm
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
Alltwen Isaf Farm is a detached house in Pontardawe, Swansea, Swansea (SA8 3AU). It has a recorded floor area of 110 m² (around 1184 sq ft), construction records dating it to before 1900 and council tax band E. The latest certificate (March 2021) shows an E (score 40), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 78), a 2-band jump. Main heating runs on oil.
Today's modelled estimate of £305,000 is 32.2% below the 2022 sale of £450,000, running counter to the wider postcode trend, which makes the EPC and condition history especially worth a look. On a £-per-square-foot basis, the last sale (£380/sq ft) was about 207.5% above the typical sold price in the postcode. Last sale on file: £450,000 in November 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Before you decide
Everything you need to know about Alltwen Isaf Farm
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The data behind every report
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
Alltwen Isaf Farm's carbon output runs well above what efficient homes in the postcode produce.
Current Certificate
Mar 2021EPC Rating
A
B
C
D
E
E40
F
G
Main Heating
Gas
Main Fuel
Oil
Hot Water
Average
Windows
Good
CO2 Emissions
8.3 t/year
Occupancy
Owner Occupied
Certificate validity
Valid until 15 March 2031
Planning history
Applications and permits filed against Alltwen Isaf Farm, Derwen Road, Alltwen, Pontardawe, Swansea, SA8 3AU, sourced from the PlanIt planning register.
Alltwen Isaf Farm has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Versus other Derwen Road homes
Four headline reads against 33 similar houses on this street, drawn from the latest EPC and Land Registry data.
On price per m², Alltwen Isaf Farm stands well clear of the street.
Price per m²
£4,091
Street avg £1,526
Floor Area
110 m²
Street avg 122 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
8.3 t/year
Street avg 6.0 t/year
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the Swansea district page.
Crime
66/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Heol Phillip — bus stop.
Nearest stops
- Heol PhillipBus stop116m
- Heol GlyndernwenBus stop172m
- Lon Tan-yr-AlltBus stop182m
- Gwyn StreetBus stop189m
Most reported crime locally
- Violence & Sexual Offences384 reports48%
- Anti-social Behaviour92 reports12%
- Public Order87 reports11%
- Criminal Damage & Arson63 reports8%
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Get a survey for this property
Level 3 Building Survey
Victorian-eraDetached HouseEPC EPre-1919 buildExtended multiple times (2+ extensions)No mains gas
Because the property was built before 1919, has been extended more than once, and has no mains gas supply, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£320k
1 Heol Cynfeli, Rhos, Pontardawe
SA8 3FD
£290k
1 Clos Gelli Wen, Alltwen, Pontardawe
SA8 3DF
£288k
1 Heol Y Nant, Rhos, Pontardawe
SA8 3EQ
3 bed1 bath
£326k
1 Gelli Geiros, Gellinudd, Pontardawe
SA8 3DZ
4 bed2 bath
£283k
1 Heol Alfred Wallace, Rhos, Pontardawe
SA8 3FA
£268k
1 Graig Gellinudd, Pontardawe
SA8 3HP
£265k
1 Bryn Golau, Alltwen, Pontardawe
SA8 3AF
4 bed1 bath
£260k
1 Clos Gwenallt, Pontardawe
SA8 3BD
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Where every figure above comes from, how current it is and what it can't tell you.
- How the estimate is made
- The estimate for Alltwen Isaf Farm is modelled from its 110 m² EPC floor area, its 1 recorded sale and recent sales of comparable homes in SA8 3AU. It is an automated estimate, not a survey or mortgage valuation: condition, layout and improvements that aren't on record can move the real figure either way.
- Where sold prices come from
- Sold prices are HM Land Registry Price Paid Data, which covers residential sales in England and Wales since 1995. 1 sale is recorded for Alltwen Isaf Farm. Sales normally appear two to three months after completion, so the most recent ones take time to show up anywhere.
- Reading the EPC
- Energy Performance Certificates rate homes from A (most efficient) to G and last 10 years. The latest one for Alltwen Isaf Farm was lodged in March 2021 at band E and is valid until March 2031. Floor area, heating and insulation details on this page come from it.
- Planning records
- Planning applications are collected from local authority registers through PlanIt. None is matched to Alltwen Isaf Farm. Councils sometimes file applications under a different address format, and applications on neighbouring land aren't listed here; the report covers both.
- Area figures
- Crime is police-recorded street-level data over the last 12 months, which places each incident at an approximate point. Schools and stops are measured in a straight line from SA8 3AU.
- Council tax band
- Alltwen Isaf Farm is in council tax band E. Bands are set by the Valuation Office Agency from historic values (1 April 1991 in England, 1 April 2003 in Wales), not today's price; the amount you pay depends on the council's rate for the band.
Common questions
The questions buyers, sellers and homeowners most often ask about Alltwen Isaf Farm, Derwen Road, Alltwen, Pontardawe, Swansea, SA8 3AU. Each answer is also embedded as structured data for search engines.
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