23 Idris Terrace, Plasmarl, Swansea, SA6 8LT
About 23 Idris Terrace
23 Idris Terrace is a two-bedroom mid-terrace house in Plasmarl, Swansea, Swansea (SA6 8LT). It has a recorded floor area of 73 m² (around 786 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (January 2023) shows a D (score 55), a step below the typical UK home. When first surveyed in July 2011 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Poor and lighting went from Average to Very Good. The recommended improvements would lift it to B (score 87), a 2-band jump.
Most recent transfer was April 2026 at £110,000 — fresh data. Across the public record there are 7 sales, relatively high churn for a single property. Across 2002–2026, sale prices on this property compounded at 8.3% per year. On a £-per-square-foot basis, the last sale (£140/sq ft) was about 76.2% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms2
- Bathrooms1
- Dining roomYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 16 January 2033
Property Improvements
Changes detected from historical EPC data
Roof insulation improved
More low energy lighting installed
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
23 Idris Terrace 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
23 Idris Terrace has more than quadrupled in price since its earliest registered sale in 2002.
£120,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.3% per year over 24 years.
£110,000
Growth on file: 8.3% per year over 24 years.
Sales timeline
19 April 2026Most recent
£110,000
+11.1%over 3 years20 January 2023
£99,000
+11.9%over 1 year22 January 2021
£88,500
+32.1%over 8 years23 August 2012
£67,000
-10.7%over 6 years11 September 2005
£75,000
+53.8%over 1 year29 September 2003
£48,750
+204.7%over 1 year14 February 2002
£16,000
Median price across the last 5 sales in SA6 8LT: £110,000 (2026–2021).
Nearby sales in SA6 8LT
18 Idris Terrace, Plasmarl, Swansea, SA6 8LT
Sold Feb 2026
£68,00022a, Idris Terrace, Plasmarl, Swansea, SA6 8LT
Sold Jul 2024
£110,00011 Idris Terrace, Plasmarl, Swansea, SA6 8LT
Sold Aug 2023
£128,00028 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
Years Held for 23 Idris Terrace lags the street by a wide margin.
Price per m²
£1,507
Street avg £1,035
Floor Area
73 m²
Street avg 82 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
4.2 t/year
Street avg 3.9 t/year
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The neighbourhood at a glance
Crime
210/mo
Falling 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.







