21 Landor Avenue, Killay, Swansea, SA2 7BP
About 21 Landor Avenue
21 Landor Avenue is a semi-detached house in Killay, Swansea, Swansea (SA2 7BP). It has a recorded floor area of 111 m² (around 1195 sq ft), construction records dating it to 1976-1982 and council tax band D. The latest certificate (November 2018) shows a D (score 62), on the cusp of jumping into the C band. When first surveyed in August 2010 the rating was F, the property has climbed 2 bands since. Between certificates, wall efficiency went from Poor to Average, roof efficiency went from Very Poor to Good and window efficiency went from Average to Good. The recommended improvements would push it to C (score 80).
One planning record on file: an extension approved in 2012. Past consents include an extension, meaningful when judging how the property has evolved. At 111 m² it's 26.3% larger than the typical home in the postcode (88 m² median across 23 EPCs). On the market in July 2016 and unlisted since — roughly 10 years. Across 2011–2016, sale prices on this property compounded at 13.5% per year. Today's modelled estimate of £274,000 is 30.5% above the 2016 sale price.
Energy performance
EPC Rating
Certificate validity
Valid until 1 November 2028
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water efficiency improved
Windows upgraded, improving insulation
Wall insulation upgraded
Roof insulation improved
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
1 application on record at 21 Landor Avenue, Killay, Swansea, SA2 7BP
- Oct 2012ExtensionFullOutcome in report
Extension: Single storey
Single storey front/side extension, single storey rear extension and addition of pitched roof to existing 2 storey flat roof rear extension.
- Documents
- 6 docs on file
- Reference
- 2012/0642
Unlock 21 Landor Avenue, Killay, Swansea, SA2 7BP'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- Every decision — granted, refused or withdrawn (1 on record)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 3 notable nearby
- The 6 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
21 Landor Avenue saw 3 transfers in just over a decade — high turnover for the postcode.
£274,000
Modelled from EPC, postcode comparables and a sale-price growth of 13.5% per year over 5 years.
£210,000
Growth on file: 13.5% per year over 5 years.
Sales timeline
7 July 2016Most recent
£210,000
+75.0%over 4 years2 February 2012
£120,000
+9.1%over 8 months5 June 2011
£110,000
Median price across the last 5 sales in SA2 7BP: £260,000 (2024–2021).
Nearby sales in SA2 7BP
36 Landor Avenue, Killay, Swansea, SA2 7BP
Sold Jul 2024
£264,00018 Landor Avenue, Killay, Swansea, SA2 7BP
Sold Jul 2022
£260,00020 Landor Avenue, Killay, Swansea, SA2 7BP
Sold Aug 2021
£249,99530 Landor Avenue, Killay, Swansea, SA2 7BP
Sold Jun 2021
£289,00031 Landor Avenue, Killay, Swansea, SA2 7BP
Sold Mar 2021
£192,000
Versus other Landor Avenue homes
On floor area, 21 Landor Avenue stands well clear of the street.
Price per m²
£1,892
Street avg £2,254
Floor Area
111 m²
Street avg 100 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.5 t/year
Street avg 4.2 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
120/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Wimmerfield Drive — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







