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 £113,000 sits 61.4% 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
Certificate validity
Valid until 15 September 2033
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.
£113,000
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
Similar properties nearby
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The neighbourhood at a glance
Crime
210/mo
Falling 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.







