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Get started17 Caroline Avenue is a four-bedroom detached house in Christchurch (BH23 3JR). It has a recorded floor area of 141 m² (around 1518 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (July 2017) shows a C (score 69), just inside the C band. When first surveyed in June 2015 the rating was E, the property has climbed 2 bands since. Between certificates, roof efficiency went from Very Poor to Very Good, window efficiency went from Average to Good and lighting went from Good to Very Good; while wall efficiency dropped from Good to Poor. The recommended improvements would push it to B (score 84). The home occupies a corner plot.
Sale prices here have outpaced England HPI: 16.1% per year against 0% for the wider region. Today's modelled estimate of £728,000 is 15.6% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£415/sq ft) was about 40.6% above the typical sold price in the postcode. At 141 m² the property is well over the postcode median (90 m² across 13 EPCs), placing it in the larger end of the local stock. Sold June 2020 for £630,000. One historical planning record sits against the property in 2018.
Variation of condition 2 of application 8/15/0694 to carry out works in accordance with approved drawing and Removal of condition 4 of application 8/15/0694 to remove the existing cross-over and driveway to Mudeford Lane
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£728,000
Modelled from EPC, postcode comparables and a sale-price growth of 16.1% per year over 5 years.
£630,000
Growth on file: 16.1% per year over 5 years.
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Detailed AI analysis
17 Caroline Avenue is notably below the street on co₂ emissions.
Price per m²
£4,468
Street avg £4,247
Floor Area
141 m²
Street avg 107 m²
Habitable Rooms
5 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
47.6dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Window efficiency improved
Loft insulation installed or upgraded to 250mm+
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
2 June 2020Most recent
£630,000
+96.9%over 4 years23 November 2015
£320,000
Median price across the last 5 sales in BH23 3JR: £515,000 (2022–2019).
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
4.5 t/year
Street avg 3.6 t/year
BH23 3JR
Caroline Avenue — bus stop.
Closest school
0.2 km
Mudeford Junior School. 14 schools nearby.
Night-time· 23:00 – 07:00
38.1dB