Model valuation£417,0008 Busby Close
Local market context
21 Castle Avenue, Highcliffe, Christchurch, BH23 4LL
4 sales on record
Property type
Semi-detached
Bedrooms
2
Bathroom
1
Floor area
76 m²
818 sq ft
Energy rating
D
Score 66
Council tax
Band D
Tenure
Owner Occupied
About 21 Castle Avenue
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
21 Castle Avenue is a two-bedroom semi-detached house in Highcliffe, Christchurch, Christchurch (BH23 4LL). It has a recorded floor area of 76 m² (around 818 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (September 2014) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 84), a 2-band jump. The latest certificate is from September 2014, so improvements made since then won't be reflected. Other recorded features include a conservatory.
12 years since the last transfer (January 2015). Across the public record there are 4 sales, relatively high churn for a single property. Across 1998–2015, sale prices on this property compounded at 8% per year. Today's modelled estimate of £404,000 is 33.6% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£370/sq ft) was about 63.5% above the typical sold price in the postcode.
What this property has
Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.
Inside
- Bedrooms2
- Bathrooms1
- Dining roomYes
- CloakroomYes
- ConservatoryYes
Outside
- Private gardenWest-facing
- ParkingOff road
Before you decide
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The data behind every report
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 15 Sept 2024
Current Certificate
Sept 2014EPC Rating
A
B
C
D
D66
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
3.0 t/year
Occupancy
Owner Occupied
Certificate validity
Expired on 15 September 2024
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Mid 20th centurySemi-Detached BungalowEPC D
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Planning history
Applications and permits filed against 21 Castle Avenue, Highcliffe, Christchurch, BH23 4LL, sourced from the PlanIt planning register.
21 Castle Avenue has no planning applications on record.
1
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
Sale price has grown by over 3x since 1998.
Current estimate
See how we calculated this£404,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.0% per year over 17 years.
Last sold (2015)
£302,500
Growth on file: 8.0% per year over 17 years.
Sales timeline
23 January 2015Most recent
£302,500
+21.0%over 9 years13 December 2005
£249,950
+4.2%over 2 years28 July 2003
£239,950
+187.4%over 5 years16 April 1998
£83,500
Median price across the last 5 sales in BH23 4LL: £420,000 (2024–2017).
Nearby sales in BH23 4LL
27a, Castle Avenue, Highcliffe, Christchurch, BH23 4LL
Sold Dec 2024
£420,00023 Castle Avenue, Highcliffe, Christchurch, BH23 4LL
Sold Oct 2024
£455,00024 Castle Avenue, Highcliffe, Christchurch, BH23 4LL
Sold Nov 2021
£472,0008 Castle Avenue, Highcliffe, Christchurch, BH23 4LL
Sold Aug 2019
£400,00027 Castle Avenue, Highcliffe, Christchurch, BH23 4LL
Sold Oct 2017
£330,000
Versus other Castle Avenue homes
Four headline reads against 21 similar houses on this street, drawn from the latest EPC and Land Registry data.
21 Castle Avenue is notably below the street on habitable rooms.
Price per m²
£3,980
Street avg £3,194
Floor Area
76 m²
Street avg 97 m²
Habitable Rooms
3 rooms
Street avg 5 rooms
CO₂ Emissions
3.0 t/year
Street avg 3.6 t/year
Property research, connected
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Start your researchSimilar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the Christchurch district page.
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
205/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Hinton Wood Avenue — bus stop.
Closest school
0.7 km
Highcliffe St Mark Primary School. 4 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode
Modelled day and night-time noise levels around BH23 4LL from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
48.9dB
Night-time· 23:00 – 07:00
39.4dB
55 dB
60 dB
65 dB
70 dB
75 dB
80 dB
Defra Road Noise Strategic Mapping, Round 4Common questions
The questions buyers, sellers and homeowners most often ask about 21 Castle Avenue, Highcliffe, Christchurch, BH23 4LL. Each answer is also embedded as structured data for search engines.