12 Bythebrook, Chippenham, SN14 6QD
About 12 Bythebrook
12 Bythebrook is a four-bedroom detached house in Chippenham (SN14 6QD). It has a recorded floor area of 135 m² (around 1453 sq ft), construction records dating it to 1991-1995 and council tax band F. The latest certificate (February 2015) shows a D (score 57), a step below the typical UK home. The rating has held steady at D across 2 certificates since April 2012. Between certificates, window efficiency went from Average to Good; while wall efficiency dropped from Good to Poor and roof efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 85), a 2-band jump. The latest certificate is from February 2015, so improvements made since then won't be reflected. Records show the property has been extended at some point in its history.
At 135 m² it's 21.9% larger than the typical home in the postcode (111 m² median across 20 EPCs). Across 1996–2015, sale prices on this property compounded at 6.4% per year. Today's modelled estimate of £519,000 is 42.2% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£251/sq ft) was about 77.1% above the typical sold price in the postcode. On the market in September 2015 and unlisted since — roughly 11 years. One historical planning record sits against the property in 2006.
What this property has
Inside
- Bedrooms4
- Bathrooms2
- EnsuiteYes
Outside
- Private gardenFront and rear
- ParkingOff road
Building
- Previously extendedYes
- RefurbishedYes
Energy performance
12 Bythebrook's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 13 Feb 2025
EPC Rating
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
Low energy lighting percentage decreased
Planning history
- Apr 2006
We flagged 1 thing worth checking at 12 Bythebrook
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
12 Bythebrook has more than tripled in price since its earliest registered sale in 1996.
£519,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.4% per year over 19 years.
£365,000
Growth on file: 6.4% per year over 19 years.
Sales timeline
24 September 2015Most recent
£365,000
+110.4%over 14 years5 September 2001
£173,500
+53.6%over 4 years29 November 1996
£112,950
Median price across the last 5 sales in SN14 6QD: £495,000 (2024–2019).
Nearby sales in SN14 6QD
Versus other Bythebrook homes
CO₂ Emissions for 12 Bythebrook lags the street by a wide margin.
Price per m²
£2,704
Street avg £2,499
Floor Area
135 m²
Street avg 116 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
7.1 t/year
Street avg 4.9 t/year
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Bythebrook — bus stop.
Closest school
0.3 km
Sheldon School. 12 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
52.8dB

Night-time· 23:00 – 07:00
44.4dB







