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Get started143 High Street is a mid-terrace house in Chalvey, Slough, Slough (SL1 2TW). It has a recorded floor area of 88 m² (around 947 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (October 2013) shows a D (score 64), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 87), a 2-band jump. The latest certificate is from October 2013, so improvements made since then won't be reflected.
Sale prices here have outpaced Slough HPI: 8.1% per year against 0% for the wider region. Today's modelled estimate of £343,000 is 46% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£248/sq ft) was about 36.9% above the typical sold price in the postcode. One planning record on file: an extension approved in 2015. Past consents include an extension, meaningful when judging how the property has evolved. Last sold in January 2015, so it's been off the market for around 11 years.
Recommended upgrades on file would lift this property by multiple EPC bands.
This certificate is over 10 years old and is no longer valid.Expired 05 Oct 2023
143 High Street has an approved single-storey rear extension on the planning record.
Extension: Single storey · Rear of property
The erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 6m, with a maximum height of 3.3m, and an eaves height of 2.9m.
143 High Street has more than tripled in price since its earliest registered sale in 1998.
£343,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.1% per year over 16 years.
£235,000
Growth on file: 8.1% per year over 16 years.
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Detailed AI analysis
On epc rating, 143 High Street runs well behind the street norm.
Price per m²
£2,670
Street avg £2,838
Floor Area
88 m²
Street avg 97 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
Reported crime in the wider district is trending notably upward year-on-year.
Crime
18/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Grove Academy — bus stop.

Daytime· 07:00 – 23:00
60.0dB

7 January 2015Most recent
£235,000
+261.5%over 16 years24 July 1998
£65,000
Median price across the last 5 sales in SL1 2TW: £360,000 (2025–2022).
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CO₂ Emissions
3.6 t/year
Street avg 3.5 t/year
Closest school
0.2 km
Grove Academy. 30 schools nearby.
Night-time· 23:00 – 07:00
52.9dB