7 Llwyn Y Bioden, Cwmrhydyceirw, Swansea, SA6 6TD
About 7 Llwyn Y Bioden
7 Llwyn Y Bioden is a mid-terrace house in Cwmrhydyceirw, Swansea, Swansea (SA6 6TD). It has a recorded floor area of 51 m² (around 549 sq ft), construction records dating it to 1976-1982 and council tax band B. The latest certificate (October 2023) shows a C (score 77), near the top of the C band. When first surveyed in August 2019 the rating was E, the property has climbed 2 bands since. Between certificates, window efficiency went from Very Poor to Good, hot-water efficiency went from Very Poor to Good and lighting went from Poor to Very Good. The recommended improvements would lift it to A (score 92), a 2-band jump.
Across 2020–2023, sale prices on this property compounded at 28.1% per year. Today's modelled estimate of £155,000 is 11.9% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£252/sq ft) was about 60.9% above the typical sold price in the postcode. At 51 m² it's 22.7% smaller than the typical home in the postcode (66 m² median across 13 EPCs). Most recent transfer: November 2023 at £138,500.
Energy performance
7 Llwyn Y Bioden's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Upgraded to gas central heating
Connected to mains gas supply
Hot water system upgraded
Single glazing replaced with double or better glazing
Roof insulation improved
More low energy lighting installed
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Planning history
7 Llwyn Y Bioden has no planning applications on record.
But the area is active
5 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Sale price has at least doubled since 2020.
£155,000
Modelled from EPC, postcode comparables and a sale-price growth of 28.1% per year over 3 years.
£138,500
Growth on file: 28.1% per year over 3 years.
Sales timeline
10 November 2023Most recent
£138,500
+123.4%over 3 years13 August 2020
£62,000
Median price across the last 5 sales in SA6 6TD: £141,000 (2025–2022).
Nearby sales in SA6 6TD
26 Llwyn Y Bioden, Cwmrhydyceirw, Swansea, SA6 6TD
Sold Jun 2025
£180,0003 Llwyn Y Bioden, Cwmrhydyceirw, Swansea, SA6 6TD
Sold Feb 2025
£141,0006 Llwyn Y Bioden, Cwmrhydyceirw, Swansea, SA6 6TD
Sold Aug 2023
£135,0009 Llwyn Y Bioden, Cwmrhydyceirw, Swansea, SA6 6TD
Sold Jul 2022
£125,00021 Llwyn Y Bioden, Cwmrhydyceirw, Swansea, SA6 6TD
Sold Jun 2020
£235,000
Versus other Llwyn Y Bioden homes
7 Llwyn Y Bioden outperforms the street on epc rating by a wide margin.
Price per m²
£2,716
Street avg £2,173
Floor Area
51 m²
Street avg 65 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
1.3 t/year
Street avg 2.3 t/year
Similar properties nearby
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Cwrt Merlyn — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







