31 Cefn Coed Gardens, Cardiff, CF23 6AX
About 31 Cefn Coed Gardens
31 Cefn Coed Gardens is a four-bedroom detached house in Cardiff (CF23 6AX). It has a recorded floor area of 271 m² (around 2917 sq ft), construction records dating it to 1976-1982 and council tax band G. The latest certificate (November 2022) shows a C (score 76), near the top of the C band. When first surveyed in May 2017 the rating was F, the property has climbed 3 bands since. Between certificates, wall efficiency went from Poor to Very Good, roof efficiency went from Very Poor to Good and window efficiency went from Average to Good. The recommended improvements would push it to B (score 83).
At 271 m² the property is well over the postcode median (108 m² across 18 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £677,000 sits 66.3% above the 2018 sale of £407,000. On a £-per-square-foot basis, the last sale (£140/sq ft) was about 34.3% below the postcode norm. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. 8 years since the last transfer (March 2018).
What this property has
Inside
- Bedrooms4
- Bathrooms2
Outside
- GarageYes
Building
- RefurbishedYes
Energy performance
31 Cefn Coed Gardens's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Wall insulation upgraded
Roof insulation improved
More low energy lighting installed
Hot water system changed
Window efficiency improved
Wall insulation upgraded
Loft insulation upgraded to recommended levels
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 £1,155 · Includes VAT
Planning history
31 Cefn Coed Gardens has an approved single-storey extension on the planning record.
2 applications on record at 31 Cefn Coed Gardens, Cardiff, CF23 6AX
- Dec 2017ExtensionFullOutcome in report
Extension: Single storey
CONSTRUCTION OF A FIRST FLOOR EXTENSION OVER AN EXISTING SINGLE STOREY SIDE WING AND A SINGLE STOREY EXTENSION TO THE REAR OF THE MAIN HOUSE.
- Documents
- 21 docs on file
- Reference
- 17/02395/DCH
- More recent applications — locked
- ExtensionAug 2018Decision
Unlock 31 Cefn Coed Gardens, Cardiff, CF23 6AX's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 1 notable nearby
- The 41 documents, officer reports & conditions
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
31 Cefn Coed Gardens valuation sits well clear of the typical sold price in this postcode.
£677,000
Modelled from EPC, postcode comparables.
£407,000
Recorded with HM Land Registry.
Sales timeline
9 March 2018Most recent
£407,000
Median price across the last 5 sales in CF23 6AX: £340,000 (2025–2021).
Nearby sales in CF23 6AX
Versus other Cefn Coed Gardens homes
On floor area, 31 Cefn Coed Gardens stands well clear of the street.
Price per m²
£1,502
Street avg £2,208
Floor Area
271 m²
Street avg 149 m²
Habitable Rooms
7 rooms
Street avg 7 rooms
CO₂ Emissions
6.3 t/year
Street avg 5.1 t/year
Similar properties nearby
1 Dan Y Coed Rise
CF23 6NN
1 Alderbrook, Cyncoed
CF23 6QD
1 Duffryn Avenue
CF23 6LE
1 Celyn Grove
CF23 6SH
1 Glenwood
CF23 6UR
1 Dan Yr Heol
CF23 6JU
1 Dan Y Coed Close
CF23 6NJ
1 Cefn Coed Avenue
CF23 6HE
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.3 km
Cefn Coed Crescent — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







