9 Llys Dewi, Creigiau, Cardiff, CF15 9JY
About 9 Llys Dewi
9 Llys Dewi is a three-bedroom detached house in Creigiau, Cardiff, Cardiff (CF15 9JY). It has a recorded floor area of 76 m² (around 822 sq ft), construction records dating it to 1983-1990 and council tax band E. The latest certificate (June 2011) shows a D (score 56), a step below the typical UK home. The rating has held steady at D across 2 certificates since March 2009. Between certificates, hot-water efficiency dropped from Good to Average. The latest certificate is from June 2011, so improvements made since then won't be reflected. Other recorded features include a conservatory.
At 76 m² the property is well over the postcode median (56 m² across 25 EPCs), placing it in the larger end of the local stock. Across 1997–2012, sale prices on this property compounded at 7.6% per year. Today's modelled estimate of £284,000 sits 67.1% above the 2012 sale of £170,000. Last changed hands 14 years ago, in October 2012. Across the public record there are 5 sales, relatively high churn for a single property. One planning record on file: an extension approved in 2016. Past consents include an extension and a porch, meaningful when judging how the property has evolved.
What this property has
Inside
- Bedrooms3
- Dining roomYes
- StudyYes
- ConservatoryYes
Outside
- Private gardenYes
Energy performance
9 Llys Dewi'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This certificate is over 10 years old and is no longer valid.Expired 07 Jun 2021
EPC Rating
Certificate validity
Expired on 7 June 2021
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
Roof insulation improved
Get a survey for this property
Level 2 HomeBuyer Report
We've checked 10 risk factors against the available data for this property and believe a Level 2 HomeBuyer Report could be a suitable option for you.
From £545 · Includes VAT
Planning history
1 application on record at 9 Llys Dewi, Creigiau, Cardiff, CF15 9JY
- Nov 2016PorchFullOutcome in report
Extension: Single storey · Side of property
CONSTRUCTION OF A FIRST FLOOR EXTENSION AT THE SIDE EXISTING PROPERTY AND A NEW SINGLE STOREY PORCH AT THE FRONT OF THE PROPERTY
Extension- Documents
- 7 docs on file
- Reference
- 16/02553/DCH
Unlock 9 Llys Dewi, Creigiau, Cardiff, CF15 9JY'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- Every decision — granted, refused or withdrawn (1 on record)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
- The 7 documents, officer reports & conditions
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
Sale price has grown by over 3x since 1997.
£284,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.6% per year over 15 years.
£170,000
Growth on file: 7.6% per year over 15 years.
Sales timeline
25 October 2012Most recent
£170,000
-17.1%over 4 years2 September 2008
£205,000
+13.9%over 2 years27 October 2005
£180,000
+14.3%over 1 year22 December 2003
£157,500
+186.6%over 6 years29 May 1997
£54,950
Median price across the last 5 sales in CF15 9JY: £215,000 (2025–2022).
Nearby sales in CF15 9JY
18 Llys Dewi, Creigiau, Cardiff, CF15 9JY
Sold May 2025
£215,00016 Llys Dewi, Creigiau, Cardiff, CF15 9JY
Sold Jan 2025
£235,00017 Llys Dewi, Creigiau, Cardiff, CF15 9JY
Sold Dec 2024
£187,50029 Llys Dewi, Creigiau, Cardiff, CF15 9JY
Sold May 2024
£258,00022 Llys Dewi, Creigiau, Cardiff, CF15 9JY
Sold Sept 2022
£195,000
Versus other Llys Dewi homes
Floor Area for 9 Llys Dewi runs comfortably ahead of the street norm.
Price per m²
£2,226
Street avg £2,981
Floor Area
76 m²
Street avg 58 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
4.6 t/year
Street avg 2.6 t/year
Similar properties nearby
1 Bronllwyn, Pentyrch
CF15 9QL
1 Cefn Penuel, Pentyrch
CF15 9TB
1 2, Post Office Row, Gwaelod Y Garth
CF15 9HY
1 Ael Y Bryn, Pentyrch
CF15 9TD
1 Bryn Siriol, Pentyrch
CF15 9QU
1 Fair Meadow, Pentyrch
CF15 9QY
1 Bronant, Church Road, Pentyrch
CF15 9QG
1 Erw Wen, Pentyrch
CF15 9PQ
The neighbourhood at a glance
Crime
85/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Llys Gwynno — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







