3 Mizzen House, Lock Approach, Port Solent, Portsmouth, PO6 4UW
About 3 Mizzen House
3 Mizzen House is a two-bedroom semi-detached house in Port Solent, Portsmouth, Portsmouth (PO6 4UW). It has a recorded floor area of 82 m² (around 880 sq ft), construction records dating it to 1996-2002 and council tax band F. At 82 m² this is the 4th smallest of 12 units on EPC record in the building, where floor areas span 78–87 m². The building's EPC ratings span D to B, with this unit at the bottom. Other recorded features include a balcony and notable views. The latest certificate (April 2009) shows a D (score 60), on the cusp of jumping into the C band. Main heating runs on electricity. The latest certificate is from April 2009, so improvements made since then won't be reflected.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1999–2018, sale prices on this property compounded at 2.8% per year. Today's modelled estimate of £382,000 is 18.8% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£366/sq ft) was about 22.3% above the typical sold price in the postcode. Last sale on file: £321,500 in December 2018.
Know exactly what you're buying at 3 Mizzen House
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms2
- Bathrooms2
- Open-plan layoutYes
- Dining roomYes
- EnsuiteYes
Outside
- ParkingYes
- BalconyYes
- Notable viewsYes
Building
- RefurbishedYes
Energy performance
3 Mizzen House sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 26 Apr 2019
EPC Rating
Planning history
3 Mizzen House has no planning applications on record.
Notable planning nearby
7applications of note in the surrounding area
We flagged 1 thing worth checking at 3 Mizzen House
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
30-day money-back guarantee
Sales history & valuation
3 Mizzen House valuation sits well clear of the typical sold price in this postcode.
£382,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.8% per year over 19 years.
£321,500
Growth on file: 2.8% per year over 19 years.
Sales timeline
20 December 2018Most recent
£321,500
+16.9%over 12 years10 February 2006
£275,000
+44.7%over 6 years16 December 1999
£190,000
Median price across the last 5 sales in PO6 4UW: £380,000 (2024–2018).
Nearby sales in PO6 4UW
7 Mizzen House, Lock Approach, Port Solent, Portsmouth, PO6 4UW
Sold Dec 2024
£418,00014 Mizzen House, Lock Approach, Port Solent, Portsmouth, PO6 4UW
Sold Jun 2021
£380,0004 Mizzen House, Lock Approach, Port Solent, Portsmouth, PO6 4UW
Sold Jun 2019
£318,00010 Mizzen House, Lock Approach, Port Solent, Portsmouth, PO6 4UW
Sold May 2018
£330,0005 Mizzen House, Lock Approach, Port Solent, Portsmouth, PO6 4UW
Sold Aug 2017
£322,000
Everything we know about 3 Mizzen House, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area

Versus other Lock Approach homes
On epc rating, 3 Mizzen House runs well behind the street norm.
Price per m²
£3,935
Street avg £3,454
Floor Area
82 m²
Street avg 84 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
3.8 t/year
Street avg 3.3 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.5 km
Watersedge — bus stop.
Closest school
0.9 km
St Paul's Catholic Primary School. 19 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
54.8dB

Night-time· 23:00 – 07:00
46.7dB