15 Delfan, Llangyfelach, Swansea, SA6 6DD
About 15 Delfan
15 Delfan is a one-bedroom end-of-terrace house in Llangyfelach, Swansea, Swansea (SA6 6DD). It has a recorded floor area of 39 m² (around 420 sq ft), construction records dating it to 1983-1990 and council tax band A. The latest certificate (September 2023) shows a C (score 75), near the top of the C band. The rating has held steady at C across 2 certificates since September 2013. Between certificates, lighting went from Average to Very Good; while roof efficiency dropped from Very Good to Good and window efficiency dropped from Good to Average. The recommended improvements would lift it to A (score 93), a 2-band jump.
Across 1998–2019, sale prices on this property compounded at 5.7% per year. Today's modelled estimate of £110,000 sits 57.1% above the 2019 sale of £70,000. On a £-per-square-foot basis, the last sale (£167/sq ft) was about 27.2% above the typical sold price in the postcode. At 39 m² it sits well below the postcode median (62 m² across 5 EPCs), making it one of the more compact homes locally. Sold February 2019 for £70,000.
What this property has
Inside
- Bedrooms1
- Bathrooms1
- Dining roomYes
- EnsuiteYes
Outside
- Private gardenYes
- ParkingAllocated
Building
- Central heatingYes
Energy performance
15 Delfan's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
More low energy lighting installed
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Planning history
15 Delfan 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 grown by over 3x since 1998.
£110,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.7% per year over 21 years.
£70,000
Growth on file: 5.7% per year over 21 years.
Sales timeline
7 February 2019Most recent
£70,000
+16.7%over 4 years29 April 2014
£60,000
+172.7%over 16 years15 April 1998
£22,000
Median price across the last 5 sales in SA6 6DD: £134,000 (2025–2018).
Nearby sales in SA6 6DD
6 Delfan, Llangyfelach, Swansea, SA6 6DD
Sold May 2025
£180,00011 Delfan, Llangyfelach, Swansea, SA6 6DD
Sold Oct 2022
£134,00013 Delfan, Llangyfelach, Swansea, SA6 6DD
Sold Oct 2021
£94,00017 Delfan, Llangyfelach, Swansea, SA6 6DD
Sold Nov 2018
£91,0003 Delfan, Llangyfelach, Swansea, SA6 6DD
Sold Oct 2016
£200,000
Versus other Delfan homes
On epc rating, 15 Delfan stands well clear of the street.
Price per m²
£1,795
Street avg £1,842
Floor Area
39 m²
Street avg 64 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
1.2 t/year
Street avg 2.2 t/year
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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
Fairview Road — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







