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Get started21 Lammas Road is a three-bedroom detached house in Slough (SL1 6LG). It has a recorded floor area of 130 m² (around 1399 sq ft), construction records dating it to 1950-1966 and council tax band F. The latest certificate (March 2024) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since June 2010. Between certificates, lighting went from Average to Very Good; while wall efficiency dropped from Good to Average and window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 82), a 2-band jump. Other recorded features include a conservatory. The home occupies a cul-de-sac position.
Sale prices here have outpaced Slough HPI: 4.3% per year against 0% for the wider region. Today's modelled estimate of £740,000 is 17.3% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£451/sq ft) was about 44.2% above the typical sold price in the postcode. 4 planning records sit against the property, 4 approved, 0 refused. Past consents include an extension, a garage conversion, a porch and partial demolition, meaningful when judging how the property has evolved. Sold October 2018 for £631,000.
Recommended upgrades on file would lift this property by multiple EPC bands.
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
Extension: Single storey · Side and rear of property
Conversion of garage into habitable room and construction of single storey side and rear extensions and rear outbuilding
21 Lammas Road valuation sits well clear of the typical sold price in this postcode.
£740,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.3% per year over 16 years.
£631,000
Growth on file: 4.3% per year over 16 years.
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21 Lammas Road outperforms the street on price per m² by a wide margin.
Price per m²
£4,854
Street avg £4,168
Floor Area
130 m²
Street avg 138 m²
Habitable Rooms
6 rooms
Rail-style transport is unusually close for this postcode.
Crime
18/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Phipps Road — bus stop.

Daytime· 07:00 – 23:00
50.1dB

Changes detected from historical EPC data
Loft insulation upgraded to recommended levels
More low energy lighting installed
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Extension: Part single, part two storey
Construction of a front porch, single storey side and part single, part two storey side extension following demolition of existing garage
2 more applications for this property
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31 October 2018Most recent
£631,000
+38.7%over 11 years29 June 2007
£455,000
+41.1%over 4 years20 December 2002
£322,500
Median price across the last 5 sales in SL1 6LG: £677,000 (2024–2016).
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Street avg 6 rooms
CO₂ Emissions
4.7 t/year
Street avg 5.1 t/year
SL1 6JH
Closest school
0.3 km
Priory School. 20 schools nearby.
Night-time· 23:00 – 07:00
39.3dB