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 £224,000 sits 72.3% 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
Certificate validity
Valid until 26 September 2030
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.
£224,000
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 3.7 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
536/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







