4 Delfan, Llangyfelach, Swansea, SA6 6DD
About 4 Delfan
4 Delfan is a three-bedroom semi-detached house in Llangyfelach, Swansea, Swansea (SA6 6DD). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (January 2023) shows a D (score 66), on the cusp of jumping into the C band. Earlier certificates rated it C (January 2009); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Very Good. The recommended improvements would lift it to B (score 86), a 2-band jump.
It hasn't traded since November 2003, a hold of 23 years that's notably long for the area. At 70 m² it's 16.7% larger than the typical home in the postcode (60 m² median across 5 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1997–2003, sale prices on this property compounded at 9.6% per year. Today's modelled estimate of £179,000 sits 110.6% above the 2003 sale of £85,000. On a £-per-square-foot basis, the last sale (£113/sq ft) was about 18.2% below the postcode norm.
What this property has
Inside
- Bedrooms3
- Bathrooms1
Outside
- Private gardenYes
- ParkingYes
Building
- Central heatingYes
- RefurbishedYes
Energy performance
4 Delfan sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Certificate validity
Valid until 31 January 2033
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Mechanical ventilation installed
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Planning history
4 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
4 Delfan's estimated value is more than triple its earliest registered sale price (1997).
£179,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.6% per year over 6 years.
£85,000
Growth on file: 9.6% per year over 6 years.
Sales timeline
7 November 2003Most recent
£85,000
+75.4%over 6 years25 September 1997
£48,450
Median price across the last 5 sales in SA6 6DD: £134,000 (2025–2019).
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
£94,00015 Delfan, Llangyfelach, Swansea, SA6 6DD
Sold Feb 2019
£70,00017 Delfan, Llangyfelach, Swansea, SA6 6DD
Sold Nov 2018
£91,000
Versus other Delfan homes
On price per m², 4 Delfan runs well behind the street norm.
Price per m²
£1,214
Street avg £1,958
Floor Area
70 m²
Street avg 57 m²
Habitable Rooms
4 rooms
Street avg 3 rooms
CO₂ Emissions
2.7 t/year
Street avg 1.9 t/year
Similar properties nearby
1 Clos Crucywel, Cwmrhydyceirw
SA6 6RD
1 Bryn Rhosyn, Llangyfelach
SA6 6DB
1 Can Yr Aderyn, Morriston
SA6 6AZ
1 Clos Cenawon, Cwmrhydyceirw
SA6 6NE
1 Bro Dawel, Llangyfelach
SA6 6DE
1 Cae Eithin, Llangyfelach
SA6 6EZ
1 Cae Crug, Llangyfelach
SA6 6FB
1 Bryn Glas, Llangyfelach
SA6 6BQ
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.







