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Get started18 Castle Avenue is a semi-detached house in Highcliffe, Christchurch, Christchurch (BH23 4LL). It has a recorded floor area of 103 m² (around 1105 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (January 2010) shows an E (score 49), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 75), a 2-band jump. The latest certificate is from January 2010, so improvements made since then won't be reflected.
It hasn't traded since April 2010, a hold of 16 years that's notably long for the area. Today's modelled estimate of £413,000 sits 65.2% above the 2010 sale of £250,000. One planning record on file: tree works approved in 2021. Past consents include tree works, meaningful when judging how the property has evolved. At 103 m² it's 16.4% larger than the typical home in the postcode (88 m² median across 20 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 85% of similar EPCs).
18 Castle Avenue's carbon output runs well above what efficient homes in the postcode produce.
This certificate is over 10 years old and is no longer valid.Expired 14 Jan 2020
T1 - Holm Oak - Reduce overgrown branches extending across garden by up to 2m T2 – T4 Holm Oaks - Crown Lift to achieve a clearance of 6m from ground level on the Castle Avenue side of the trees. T5 - Holm Oak - Crown Lift and reduce overhang across the garden by up to 2m.
18 Castle Avenue valuation sits well clear of the typical sold price in this postcode.
£413,000
Modelled from EPC, postcode comparables.
£250,000
Recorded with HM Land Registry.
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18 Castle Avenue is notably below the street on epc rating.
Price per m²
£2,435
Street avg £3,403
Floor Area
103 m²
Street avg 97 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
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
48.9dB

30 April 2010Most recent
£250,000
Median price across the last 5 sales in BH23 4LL: £420,000 (2024–2017).
27a Castle Avenue Highcliffe Christchurch
Sold Dec 2024
23 Castle Avenue Highcliffe Christchurch
Sold Oct 2024
24 Castle Avenue Highcliffe Christchurch
Sold Nov 2021
8 Castle Avenue Highcliffe Christchurch
Sold Aug 2019
27 Castle Avenue Highcliffe Christchurch
Sold Oct 2017
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Full planning history
Every application and decision on record
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CO₂ Emissions
6.2 t/year
Street avg 3.5 t/year
BH23 4TL
Hinton Wood Avenue — bus stop.
Closest school
0.7 km
Highcliffe St Mark Primary School. 4 schools nearby.
Night-time· 23:00 – 07:00
39.4dB