17 Elm Crescent, Penllergaer, Swansea, SA4 9ZS
About 17 Elm Crescent
17 Elm Crescent is a three-bedroom detached house in Penllergaer, Swansea, Swansea (SA4 9ZS). It has a recorded floor area of 77 m² (around 828 sq ft), construction records dating it to 1996-2002 and council tax band D. The latest certificate (July 2009) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since February 2009. The recommended improvements would push it to C (score 73). The latest certificate is from July 2009, so improvements made since then won't be reflected.
Across 1999–2019, sale prices on this property compounded at 3.9% per year. Today's modelled estimate of £242,000 sits 51.2% above the 2019 sale of £160,000. On a £-per-square-foot basis, the last sale (£193/sq ft) was about 37.1% above the typical sold price in the postcode. It lags the bulk of the postcode on energy efficiency (less efficient than 71% of similar EPCs). Most recent transfer: March 2019 at £160,000.
What this property has
Inside
- Bedrooms3
Energy performance
17 Elm Crescent's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 22 Jul 2019
EPC Rating
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Planning history
17 Elm Crescent 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
17 Elm Crescent has more than doubled in price since the earliest registered sale in 1999.
£242,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.9% per year over 19 years.
£160,000
Growth on file: 3.9% per year over 19 years.
Sales timeline
1 March 2019Most recent
£160,000
+15.9%over 9 years16 June 2009
£138,000
+80.4%over 9 years30 November 1999
£76,500
Median price across the last 5 sales in SA4 9ZS: £174,000 (2025–2023).
Nearby sales in SA4 9ZS
7 Elm Crescent, Penllergaer, Swansea, SA4 9ZS
Sold Jul 2025
£172,000103 Elm Crescent, Penllergaer, Swansea, SA4 9ZS
Sold Feb 2025
£169,000105 Elm Crescent, Penllergaer, Swansea, SA4 9ZS
Sold Jul 2024
£209,00089 Elm Crescent, Penllergaer, Swansea, SA4 9ZS
Sold Sept 2023
£215,00055 Elm Crescent, Penllergaer, Swansea, SA4 9ZS
Sold Aug 2023
£174,000
Versus other Elm Crescent homes
On years held, 17 Elm Crescent runs well behind the street norm.
Price per m²
£2,080
Street avg £1,784
Floor Area
77 m²
Street avg 77 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
3.3 t/year
Street avg 2.7 t/year
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Keepers Close — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







