Flat 3, 20 St Davids Road, Southsea, PO5 1QN
About Flat 3
Flat 3 is an end-of-terrace house in Southsea (PO5 1QN). It has a recorded floor area of 39 m² (around 420 sq ft), construction records dating it to before 1900 and council tax band B. At 39 m² this is the 2nd smallest of 5 units on EPC record in the building, where floor areas span 38–70 m². The building's EPC ratings span D to C, with this unit at the bottom. The latest certificate (September 2016) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 79).
At 39 m² it sits well below the postcode median (83 m² across 35 EPCs), making it one of the more compact homes locally.
Know exactly what you're buying at Flat 3
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
EPC Rating
Planning history
Flat 3 has no planning applications on record.
Notable planning nearby
111applications of note in the surrounding area
We flagged 1 thing worth checking at Flat 3
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
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Sales history & valuation
Flat 3 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£154,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in PO5 1QN: £542,500 (2025–2022).
Nearby sales in PO5 1QN
16 St Davids Road, Southsea, PO5 1QN
Sold May 2025
£700,000Flat 5, 24 St Davids Road, Southsea, PO5 1QN
Sold Jun 2024
£190,00018 St Davids Road, Southsea, PO5 1QN
Sold Feb 2023
£1,225,000Upper Flat, 32 St Davids Road, Southsea, PO5 1QN
Sold Sept 2022
£275,00016a, St Davids Road, Southsea, PO5 1QN
Sold Aug 2022
£542,500
Everything we know about Flat 3, 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 St Davids Road homes
On floor area, Flat 3 runs well behind the street norm.
EPC Rating
67 (D)
Street avg 65 (D)
Floor Area
39 m²
Street avg 62 m²
CO₂ Emissions
1.8 t/year
Street avg 2.6 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
11/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Montgomerie Road — bus stop.
Closest school
0.3 km
Ark Ayrton Primary Academy. 35 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
53.9dB

Night-time· 23:00 – 07:00
42.9dB