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Get started166 Dashwood Avenue is a semi-detached house in High Wycombe (HP12 3DD). It has a recorded floor area of 84 m² (around 904 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (June 2015) shows a D (score 56), a step below the typical UK home. The recommended improvements would push it to C (score 80). The latest certificate is from June 2015, so improvements made since then won't be reflected.
3 planning records sit against the property, 2 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved.
This certificate is over 10 years old and is no longer valid.Expired 18 Jun 2025
166 Dashwood Avenue has 2 separate extension applications on the council record.
Extension: Rear of property
Householder application for construction of single storey rear outbuilding (part retrospective)
166 Dashwood Avenue has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£320,000
Modelled from EPC, postcode comparables.
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
On floor area, 166 Dashwood Avenue runs well behind the street norm.
EPC Rating
56 (D)
Street avg 50 (E)
Floor Area
84 m²
Street avg 106 m²
CO₂ Emissions
4.8 t/year
Street avg 6.1 t/year
Crime
8/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Dashwood Avenue — bus stop.

Daytime· 07:00 – 23:00
51.0dB

Extension: Part single, part two storey · Rear of property
Construction of part two storey/part single storey ground and lower ground rear extension
1 more application for this property
Join to see all planning history.
Median price across the last 5 sales in HP12 3DD: £361,000 (2025–2022).
Habitable Rooms
5 rooms
Street avg 5 rooms
Closest school
0.4 km
Millbrook Combined School. 16 schools nearby.
Night-time· 23:00 – 07:00
41.0dB