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Get started25 Grays Lane is a five-bedroom mid-terrace house in Downley, High Wycombe, High Wycombe (HP13 5TZ). It has a recorded floor area of 119 m² (around 1281 sq ft), construction records dating it to 1967-1975 and council tax band D. The latest certificate (August 2017) shows an E (score 52), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 76), a 2-band jump. Other recorded features include a basement. Our model identifies extension potential, subject to local planning policy.
Sale prices here have outpaced England HPI: 3.9% per year against 0% for the wider region. Today's modelled estimate of £404,000 is 14.4% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£276/sq ft) was about 18.7% above the typical sold price in the postcode. At 119 m² the property is well over the postcode median (85 m² across 26 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 5 bedrooms is on the larger side for this postcode, where 3 is the typical count. 4 planning records sit against the property, 1 approved, 2 refused. Past consents include an extension, meaningful when judging how the property has evolved. 8 years since the last transfer (March 2018).
25 Grays Lane sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
25 Grays Lane has 4 separate extension applications on the council record.
Extension: Single storey · Rear of property
Notification of proposed single storey rear extension; Depth extending from the original rear wall of 4.0 metres, a maximum height of 3.0 metres and an eaves height of 3.0 metres
25 Grays Lane valuation sits well clear of the typical sold price in this postcode.
£404,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.9% per year over 13 years.
£353,000
Growth on file: 3.9% per year over 13 years.
On epc rating, 25 Grays Lane runs well behind the street norm.
Price per m²
£2,966
Street avg £2,845
Floor Area
119 m²
Street avg 100 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
46.5dB

Extension: Single storey · Rear of property
Certificate of lawfulness for proposed construction of single storey rear extension
2 more applications for this property
Join to see all planning history.
27 March 2018Most recent
£353,000
+65.7%over 13 years18 February 2005
£213,000
Median price across the last 5 sales in HP13 5TZ: £370,000 (2024–2019).
CO₂ Emissions
6.5 t/year
Street avg 4.0 t/year
HP13 5JF
Taylors Turn — bus stop.
Closest school
0.2 km
The Downley School. 11 schools nearby.
Night-time· 23:00 – 07:00
37.0dB
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