18 Bonchurch Close, Southampton, SO16 3EH
About 18 Bonchurch Close
18 Bonchurch Close is a three-bedroom mid-terrace house in Southampton (SO16 3EH). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (September 2020) shows an E (score 50), well below the UK norm with real room to improve. The rating has held steady at E across 3 certificates since March 2019. Between certificates, roof efficiency went from Average to Good, hot-water efficiency went from Poor to Average and main heating went from Very Poor to Poor; while lighting dropped from Very Good to Good. The recommended improvements would lift it to C (score 75), a 2-band jump. Main heating runs on electricity. Other recorded features include a conservatory.
It hasn't traded since June 2006, a hold of 20 years that's notably long for the area. Across 1996–2006, sale prices on this property compounded at 11% per year. Today's modelled estimate of £223,000 sits 71.5% above the 2006 sale of £129,995.
What this property has
Inside
- Bedrooms3
- Dining roomYes
- ConservatoryYes
Outside
- ParkingOff road
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating system upgraded to a more efficient system
Hot water efficiency decreased
Hot water efficiency improved
Loft insulation upgraded to recommended levels
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
18 Bonchurch Close has no planning applications on record.
But the area is active
11 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Sale price has at least doubled since 1996.
£223,000
Modelled from EPC, postcode comparables and a sale-price growth of 11.0% per year over 10 years.
£129,995
Growth on file: 11.0% per year over 10 years.
Sales timeline
15 June 2006Most recent
£129,995
+170.8%over 9 years29 November 1996
£48,000
Median price across the last 5 sales in SO16 3EH: £245,000 (2025–2024).
Nearby sales in SO16 3EH
25 Bonchurch Close, Southampton, SO16 3EH
Sold Feb 2025
£255,00046 Bonchurch Close, Southampton, SO16 3EH
Sold Dec 2024
£245,00048 Bonchurch Close, Southampton, SO16 3EH
Sold Oct 2024
£275,00019 Bonchurch Close, Southampton, SO16 3EH
Sold Aug 2024
£240,00034 Bonchurch Close, Southampton, SO16 3EH
Sold Jun 2024
£235,000
Versus other Bonchurch Close homes
On years held, 18 Bonchurch Close stands well clear of the street.
Price per m²
£1,733
Street avg £2,265
Floor Area
75 m²
Street avg 76 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
5.5 t/year
Street avg 3.8 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Ethelburt Avenue — bus stop.
Closest school
0.3 km
Saint George Catholic Voluntary Aided College Southampton. 20 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

Daytime· 07:00 – 23:00
56.5dB

Night-time· 23:00 – 07:00
49.2dB







