3 Castleton Gardens, Castleton, Cardiff, CF3 2WD
About 3 Castleton Gardens
3 Castleton Gardens is a seven-bedroom detached house in Castleton, Cardiff, Cardiff (CF3 2WD). It has a recorded floor area of 263 m² (around 2831 sq ft). The latest certificate (January 2010) shows a C (score 80), near the top of the C band. The recommended improvements would push it to B (score 82). The latest certificate is from January 2010, so improvements made since then won't be reflected. Other recorded features include a conservatory.
One planning record on file: an annexe approved in 2025. Past consents include an annexe, meaningful when judging how the property has evolved. Across 2010–2018, sale prices on this property compounded at 4.3% per year. Today's modelled estimate of £888,000 is 30.6% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£240/sq ft) was about 40.3% above the typical sold price in the postcode. 8 years since the last transfer (April 2018). At 263 m² it's 16.6% smaller than the typical home in the postcode (316 m² median across 4 EPCs). 7 bedrooms is on the larger side for this postcode, where 5 is the typical count.
What this property has
Inside
- Bedrooms7
- Bathrooms3
- Open-plan layoutYes
- Dining roomYes
- Utility roomYes
- EnsuiteYes
- ConservatoryYes
Outside
- Private gardenYes
Energy performance
3 Castleton Gardens'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This certificate is over 10 years old and is no longer valid.Expired 14 Jan 2020
EPC Rating
Certificate validity
Expired on 14 January 2020
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Planning history
1 application on record at 3 Castleton Gardens, Castleton, Cardiff, CF3 2WD
- Jul 2025AnnexFullOutcome in report
CONVERSION OF GARAGE LOFT SPACE TO CREATE ANNEXE
- Documents
- 12 docs on file
- Reference
- 25/0385
Unlock 3 Castleton Gardens, Castleton, Cardiff, CF3 2WD's full planning history
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- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 1 notable nearby
- The 12 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Latest sale on 3 Castleton Gardens was the highest on Land Registry record across the postcode.
£888,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.3% per year over 8 years.
£680,000
Growth on file: 4.3% per year over 8 years.
Sales timeline
5 April 2018Most recent
£680,000
+40.2%over 8 years26 March 2010
£485,000
Median price across the last 5 sales in CF3 2WD: £585,000 (2017–2010).
Versus other Castleton Gardens homes
On price per m², 3 Castleton Gardens stands well clear of the street.
Price per m²
£2,586
Street avg £1,911
Floor Area
263 m²
Street avg 310 m²
CO₂ Emissions
4.4 t/year
Street avg 6.5 t/year
Years Held
8 years
Street avg 13 years
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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
Castleton Old Post Office — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







