49 Heol Y Gelli, Penllergaer, Swansea, SA4 9BW
About 49 Heol Y Gelli
49 Heol Y Gelli is a three-bedroom end-of-terrace house in Penllergaer, Swansea, Swansea (SA4 9BW). It has a recorded floor area of 83 m² (around 893 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (March 2020) shows an F (score 34), near the bottom of the EPC scale. The recommended improvements would lift it to B (score 84), a 4-band jump.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £160,000 is 39.1% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£129/sq ft) was about 31.9% above the typical sold price in the postcode. Most recent transfer: November 2020 at £115,000.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
Energy performance
49 Heol Y Gelli sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
49 Heol Y Gelli has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£160,000
Modelled from EPC, postcode comparables.
£115,000
Recorded with HM Land Registry.
Sales timeline
20 November 2020Most recent
£115,000
Median price across the last 5 sales in SA4 9BW: £107,000 (2025–2018).
Nearby sales in SA4 9BW
31 Heol Y Gelli, Penllergaer, Swansea, SA4 9BW
Sold Feb 2025
£141,00035 Heol Y Gelli, Penllergaer, Swansea, SA4 9BW
Sold Nov 2024
£175,0009 Heol Y Gelli, Penllergaer, Swansea, SA4 9BW
Sold Jun 2020
£107,00018 Heol Y Gelli, Penllergaer, Swansea, SA4 9BW
Sold Mar 2019
£90,00029 Heol Y Gelli, Penllergaer, Swansea, SA4 9BW
Sold Jun 2018
£70,000
Versus other Heol Y Gelli homes
49 Heol Y Gelli is notably below the street on epc rating.
Price per m²
£1,386
Street avg £1,182
Floor Area
83 m²
Street avg 88 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
7.4 t/year
Street avg 4.2 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
Llwyn-yr-Eos — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







