17 Idris Terrace, Plasmarl, Swansea, SA6 8LT
About 17 Idris Terrace
17 Idris Terrace is a mid-terrace house in Plasmarl, Swansea, Swansea (SA6 8LT). It has a recorded floor area of 84 m² (around 904 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (October 2023) shows a D (score 66), on the cusp of jumping into the C band. When first surveyed in May 2011 the rating was E, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Poor to Good and lighting went from Very Poor to Very Good; while roof efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 86), a 2-band jump.
One planning record on file: an extension approved in 2025. Past consents include an extension, meaningful when judging how the property has evolved.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water system upgraded
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has been extended more than once, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
17 Idris Terrace has an approved single-storey rear extension on the planning record.
1 application on record at 17 Idris Terrace, Plasmarl, Swansea, SA6 8LT
- Dec 2025ExtensionFullOutcome in report
Extension: Single storey · Rear of property
Rear first floor extension
- Documents
- 8 docs on file
- Reference
- 2025/2267/FUL
Unlock 17 Idris Terrace, Plasmarl, Swansea, SA6 8LT's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 5 notable nearby
- The 8 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
17 Idris Terrace has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£125,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in SA6 8LT: £110,000 (2024–2021).
Nearby sales in SA6 8LT
22a, Idris Terrace, Plasmarl, Swansea, SA6 8LT
Sold Jul 2024
£110,00011 Idris Terrace, Plasmarl, Swansea, SA6 8LT
Sold Aug 2023
£128,00023 Idris Terrace, Plasmarl, Swansea, SA6 8LT
Sold Jan 2023
£99,00028 Idris Terrace, Plasmarl, Swansea, SA6 8LT
Sold Aug 2022
£105,0007 Idris Terrace, Plasmarl, Swansea, SA6 8LT
Sold Dec 2021
£124,000
Versus other Idris Terrace homes
EPC Rating for 17 Idris Terrace runs comfortably ahead of the street norm.
EPC Rating
66 (D)
Street avg 59 (D)
Floor Area
84 m²
Street avg 82 m²
CO₂ Emissions
3.3 t/year
Street avg 3.9 t/year
Habitable Rooms
4 rooms
Street avg 4 rooms
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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
Plasmarl — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







