Model valuation£417,0008 Busby Close
Local market context
8 Sonata House, Lock Approach, Port Solent, Portsmouth, PO6 4UZ
Property type
Semi-detached
Floor 01
Bedrooms
2
Bathrooms
2
Floor area
74 m²
797 sq ft
Energy rating
C
Score 79
Council tax
Band F
Tenure
Owner Occupied
About 8 Sonata House
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
8 Sonata House is a two-bedroom semi-detached house in Port Solent, Portsmouth, Portsmouth (PO6 4UZ). It has a recorded floor area of 74 m² (around 797 sq ft), construction records dating it to 2003-2006 and council tax band F. The latest certificate (June 2022) shows a C (score 79), near the top of the C band. When first surveyed in September 2011 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Poor to Very Good and main heating went from Poor to Average. Main heating runs on electricity. At 74 m² this is the 4th smallest of 10 units on EPC record in the building, where floor areas span 70–93 m². The building's EPC ratings span D to B across 10 units on file.
Held since December 2002 — that's 24 years off the open market, well above the local norm. Across 2000–2002, sale prices on this property compounded at 4.3% per year. Today's modelled estimate of £368,000 sits 67.3% above the 2002 sale of £220,000. On a £-per-square-foot basis, the last sale (£276/sq ft) was about 15.4% below the postcode norm.
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
- Bathrooms2
Before you decide
Everything you need to know about 8 Sonata House
The true value, the hidden risks and the full sale history, in one report.
Signs of HMO activity in the area
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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.
Current Certificate(1 of 2)
Jun 2022
EPC Rating
A
B
C
C79
D
E
F
G
Main Heating
Electric & Gas
Main Fuel
Electric
Hot Water
Average
Windows
Average
CO2 Emissions
2.8 t/year
Occupancy
Owner Occupied
Certificate validity
Valid until 24 June 2032
Property Improvements
Changes detected from historical EPC data
Jun 2022from Sept 2011
EPC improved fromD66toC79
Hot Water
Main SystemImmersion (Off-Peak)
Hot water system changed
Low Energy Lighting
20%100%
More low energy lighting installed
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Level 2 HomeBuyer Report
21st century1st Floor FlatEPC C
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Planning history
Applications and permits filed against 8 Sonata House, Lock Approach, Port Solent, Portsmouth, PO6 4UZ, sourced from the PlanIt planning register.
8 Sonata House has no planning applications on record.
7
But the area is active
7 notable applications 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.
8 Sonata House valuation sits well clear of the typical sold price in this postcode.
Current estimate
See how we calculated this£368,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.3% per year over 2 years.
Last sold (2002)
£220,000
Growth on file: 4.3% per year over 2 years.
Sales timeline
6 December 2002Most recent
£220,000
+10.0%over 2 years24 August 2000
£200,000
Median price across the last 5 sales in PO6 4UZ: £310,000 (2025–2015).
Nearby sales in PO6 4UZ
2 Sonata House, Lock Approach, Port Solent, Portsmouth, PO6 4UZ
Sold Jul 2025
£310,0007 Sonata House, Lock Approach, Port Solent, Portsmouth, PO6 4UZ
Sold Oct 2022
£380,0004 Sonata House, Lock Approach, Port Solent, Portsmouth, PO6 4UZ
Sold Jun 2017
£317,5006 Sonata House, Lock Approach, Port Solent, Portsmouth, PO6 4UZ
Sold Jul 2016
£310,0001 Sonata House, Lock Approach, Port Solent, Portsmouth, PO6 4UZ
Sold Jun 2015
£296,000
Versus other Lock Approach homes
Four headline reads against 9 similar flats on this street, drawn from the latest EPC and Land Registry data.
8 Sonata House outperforms the street on years held by a wide margin.
Price per m²
£2,973
Street avg £3,862
Floor Area
74 m²
Street avg 78 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
2.8 t/year
Street avg 3.1 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 Portsmouth district page.
Crime
260/mo
Steady year-on-year across the wider district.
Nearest stop
0.4 km
Watersedge — bus stop.
Closest school
0.9 km
St Paul's Catholic Primary School. 19 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 PO6 4UZ from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
55.7dB
Night-time· 23:00 – 07:00
47.5dB
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 8 Sonata House, Lock Approach, Port Solent, Portsmouth, PO6 4UZ. Each answer is also embedded as structured data for search engines.