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Get started20 Copthall Way is a three-bedroom semi-detached house in New Haw, Addlestone, Addlestone (KT15 3TX). It has a recorded floor area of 74 m² (around 797 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (February 2024) shows a D (score 68), on the cusp of jumping into the C band. When first surveyed in September 2018 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good, hot-water efficiency went from Average to Good and lighting went from Good to Very Good. The recommended improvements would lift it to B (score 88), a 2-band jump.
Sale prices here have outpaced England HPI: 3.6% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£615/sq ft) was about 42.9% above the typical sold price in the postcode. One planning record on file: an extension approved in 2006. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. At 74 m² it's 21.3% smaller than the typical home in the postcode (94 m² median across 21 EPCs). Sold June 2024 for £490,000.
Recommended upgrades on file would lift this property by multiple EPC bands.
20 Copthall Way has an approved rear extension on the planning record.
Rear of property
20 Copthall Way valuation sits well clear of the typical sold price in this postcode.
£528,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.6% per year over 5 years.
£490,000
Growth on file: 3.6% per year over 5 years.
20 Copthall Way is notably below the street on floor area.
Price per m²
£6,622
Street avg £4,993
Floor Area
74 m²
Street avg 95 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Queen Mary's Drive — bus stop.

Daytime· 07:00 – 23:00
50.6dB

Changes detected from historical EPC data
Hot water efficiency improved
Window efficiency improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Erection of rear conservatory
21 June 2024Most recent
£490,000
+21.0%over 5 years25 January 2019
£405,000
Median price across the last 5 sales in KT15 3TX: £485,000 (2025–2023).
CO₂ Emissions
2.9 t/year
Street avg 4.3 t/year
KT15 3EJ
Closest school
0.2 km
New Haw Community Junior School. 19 schools nearby.
Night-time· 23:00 – 07:00
43.1dB
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