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Get started9 Ashtree Way is a four-bedroom detached house in Hemel Hempstead (HP1 1QS). It has a recorded floor area of 200 m² (around 2153 sq ft), construction records dating it to 1950-1966 and council tax band F. The property has underfloor heating on record, all of which lower running costs and tend to lift resale appeal. The latest certificate (April 2025) shows a C (score 70). The recommended improvements would push it to B (score 82).
Sale prices here have outpaced England HPI: 5.1% per year against 0.1% for the wider region. On a £-per-square-foot basis, the last sale (£440/sq ft) was about 27.4% above the typical sold price in the postcode. At 200 m² the property is well over the postcode median (129 m² across 15 EPCs), placing it in the larger end of the local stock. Most recent transfer was October 2025 at £948,000 — fresh data. 4 planning records sit against the property, 4 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved.
9 Ashtree Way's carbon output runs well above what efficient homes in the postcode produce.
9 Ashtree Way has been through 4 approved planning applications — a well-evolved property.
Extension: Two storey
Demolish garage and construct two storey side extension and two storey rear extension (amended scheme)
9 Ashtree Way has more than doubled in price since the earliest registered sale in 2005.
£960,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.1% per year over 20 years.
£948,000
Growth on file: 5.1% per year over 20 years.
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9 Ashtree Way is notably below the street on years held.
Price per m²
£4,740
Street avg £4,538
Floor Area
200 m²
Street avg 147 m²
Habitable Rooms
7 rooms
Street avg 7 rooms
Rail-style transport is unusually close for this postcode.
Crime
16/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Prince Park — bus stop.

Daytime· 07:00 – 23:00
50.0dB

Details of materials and privacy screen as required by conditions 2 and 3 of planning permission 4/00321/08 (demolish garage and construct two storey side extension, two storey rear extension and alterations)
2 more applications for this property
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27 October 2025Most recent
£948,000
+173.6%over 20 years18 August 2005
£346,500
Median price across the last 5 sales in HP1 1QS: £750,000 (2025–2023).
An AI-written breakdown of everything that matters
Detailed EPC data
Full energy ratings, history and recommendations
Related properties
Comparable homes and street-level pricing
Full planning history
Every application and decision on record
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CO₂ Emissions
6.4 t/year
Street avg 6.2 t/year
HP1 1QP
Closest school
0.4 km
St Rose's Catholic Infant School. 19 schools nearby.
Night-time· 23:00 – 07:00
39.0dB