3 Knook Close, Coate, Swindon, SN3 6DB
About 3 Knook Close
3 Knook Close is a detached house in Coate, Swindon, Swindon (SN3 6DB). It has a recorded floor area of 177 m² (around 1905 sq ft). The latest certificate (September 2015) returns a high B (score 85), putting the home a stone's throw from an A rating. The recommended improvements would push it to A (score 92). The latest certificate is from September 2015, so improvements made since then won't be reflected.
One planning record on file: an extension approved in 2022. Past consents include an extension, meaningful when judging how the property has evolved. 11 years since the last transfer (November 2015). Today's modelled estimate of £663,000 is 41.4% above the 2015 sale price.
Energy performance
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 14 Sept 2025
EPC Rating
Certificate validity
Expired on 14 September 2025
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Planning history
3 Knook Close has an approved single-storey rear extension on the planning record.
1 application on record at 3 Knook Close, Coate, Swindon, SN3 6DB
- May 2022ExtensionOutlineOutcome in report
Extension: Single storey · Rear of property
Certificate of Lawfulness (Proposed) for the erection of a single storey rear extension.
- Documents
- 9 docs on file
- Reference
- S/LDP/22/0487
Unlock 3 Knook Close, Coate, Swindon, SN3 6DB'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- Every decision — granted, refused or withdrawn (1 on record)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 3 notable nearby
- The 9 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
3 Knook Close valuation sits well clear of the typical sold price in this postcode.
£663,000
Modelled from EPC, postcode comparables.
£468,995
Recorded with HM Land Registry.
Sales timeline
3 November 2015Most recent
£468,995
Median price across the last 5 sales in SN3 6DB: £445,995 (2025–2015).
Versus other Knook Close homes
3 Knook Close outperforms the street on epc rating by a wide margin.
Price per m²
£2,650
Street avg £2,980
Floor Area
177 m²
Street avg 157 m²
CO₂ Emissions
2.6 t/year
Street avg 2.4 t/year
Years Held
11 years
Street avg 8 years
Similar properties nearby
The neighbourhood at a glance
Crime
318/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Fairwood — bus stop.
Closest school
0.4 km
Badbury Park Primary School. 19 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
53.3dB

Night-time· 23:00 – 07:00
45.1dB







