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Get started11 Dennistoun Avenue is a three-bedroom detached house in Christchurch (BH23 3QL). It has a recorded floor area of 78 m² (around 840 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (February 2019) shows a C (score 69), just inside the C band. The recommended improvements would push it to B (score 84). Our model identifies extension potential, subject to local planning policy.
Sale prices here have outpaced England HPI: 4.8% per year against 0% for the wider region. Today's modelled estimate of £386,000 is 22.5% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£375/sq ft) was about 18% above the typical sold price in the postcode. 2 planning records sit against the property, 1 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 78% of similar EPCs). Sold August 2019 for £315,000.
11 Dennistoun Avenue has 2 separate extension applications on the council record.
Extension: Single storey · Rear of property
Single storey rear extension
Sale price has at least doubled since 2001.
£386,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.8% per year over 18 years.
£315,000
Growth on file: 4.8% per year over 18 years.
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On co₂ emissions, 11 Dennistoun Avenue stands well clear of the street.
Price per m²
£4,038
Street avg £3,449
Floor Area
78 m²
Street avg 96 m²
Habitable Rooms
5 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
48.9dB

Extension: Single storey · Rear of property
Erection of single storey rear extension to measure 6.325m in length, with a maximum height of 3.00m and height to eaves of 2.8m.
14 August 2019Most recent
£315,000
+130.8%over 17 years24 September 2001
£136,500
Median price across the last 5 sales in BH23 3QL: £360,000 (2025–2023).
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Detailed EPC data
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Comparable homes and street-level pricing
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Every application and decision on record
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Street avg 4 rooms
CO₂ Emissions
2.8 t/year
Street avg 4.1 t/year
BH23 3ST
Dennistoun Avenue — bus stop.
Closest school
0.2 km
Somerford Primary School. 13 schools nearby.
Night-time· 23:00 – 07:00
39.3dB