25 Willowbrook Gardens, St Mellons, Cardiff, CF3 0BF
About 25 Willowbrook Gardens
25 Willowbrook Gardens is a two-bedroom semi-detached house in St. Mellons, Cardiff, Cardiff (CF3 0BF). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 2003-2006 and council tax band D. The latest certificate (April 2026) returns an A (score 92), the top energy band on the EPC scale. When first surveyed in August 2015 the rating was D, the property has climbed 3 bands since. Between certificates, roof efficiency went from Good to Very Good and lighting went from Very Poor to Very Good; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Good to Average. Main heating runs on electricity. This certificate was lodged in the last six months, so the rating reflects current condition.
On energy efficiency it sits in the top 10% of properties in this postcode. Last sale on file: £231,000 in August 2024. Across the public record there are 4 sales, relatively high churn for a single property. Across 2006–2024, sale prices on this property compounded at 2.9% per year. On a £-per-square-foot basis, the last sale (£325/sq ft) was about 60.4% above the typical sold price in the postcode. One historical planning record sits against the property in 2025.
What this property has
Inside
- Bedrooms2
- Bathrooms3
- Dining roomYes
- CloakroomYes
- EnsuiteYes
Outside
- Private gardenFront and rear
- ParkingOff street
Energy performance
25 Willowbrook Gardens ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Certificate validity
Valid until 7 April 2036
Property Improvements
Changes detected from historical EPC data
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Hot water efficiency decreased
Loft insulation upgraded to recommended levels
More low energy lighting installed
Mechanical ventilation installed
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
1 application on record at 25 Willowbrook Gardens, St Mellons, Cardiff, CF3 0BF
- Apr 2025FullOutcome in report
Installation of an Air Source Heat Pump
- Documents
- 11 docs on file
- Reference
- 25/00223/HSE
Unlock 25 Willowbrook Gardens, St Mellons, Cardiff, CF3 0BF'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 1 notable nearby
- The 11 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
25 Willowbrook Gardens valuation sits well clear of the typical sold price in this postcode.
£247,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.9% per year over 19 years.
£231,000
Growth on file: 2.9% per year over 19 years.
Sales timeline
27 August 2024Most recent
£231,000
+46.2%over 4 years6 February 2020
£158,000
+9.0%over 4 years22 October 2015
£145,000
+7.4%over 9 years17 February 2006
£134,995
Median price across the last 5 sales in CF3 0BF: £195,000 (2026–2023).
Nearby sales in CF3 0BF
62 Willowbrook Gardens, St Mellons, Cardiff, CF3 0BF
Sold Jan 2026
£232,50013a, Willowbrook Gardens, St Mellons, Cardiff, CF3 0BF
Sold Jul 2024
£195,00014 Willowbrook Gardens, St Mellons, Cardiff, CF3 0BF
Sold Mar 2024
£202,00018 Willowbrook Gardens, St Mellons, Cardiff, CF3 0BF
Sold Dec 2023
£195,00056 Willowbrook Gardens, St Mellons, Cardiff, CF3 0BF
Sold Nov 2023
£155,750
Versus other Willowbrook Gardens homes
25 Willowbrook Gardens outperforms the street on epc rating by a wide margin.
Price per m²
£3,500
Street avg £2,386
Floor Area
66 m²
Street avg 72 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
0.1 t/year
Street avg 2.0 t/year
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The neighbourhood at a glance
Crime
242/mo
Falling year-on-year across the wider district.
Nearest stop
0.2 km
Bishop Childs — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







