Flat 1, 3 St Andrews Road, Southsea, PO5 1EP
About Flat 1
Flat 1 is a semi-detached house in Southsea (PO5 1EP). It has a recorded floor area of 65 m² (around 700 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (June 2025) shows a D (score 59), a step below the typical UK home. The rating has held steady at D across 3 certificates since May 2015. Between certificates, lighting went from Good to Very Good; while roof efficiency dropped from Good to Very Poor. The recommended improvements would push it to C (score 74). At 65 m² this is the 5th smallest of 11 units on EPC record in the building, where floor areas span 47–117 m². The building's EPC ratings span G to C across 11 units on file.
One historical planning record sits against the property in 2010.
Know exactly what you're buying at Flat 1
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
Property Improvements
Changes detected from historical EPC data
Heating system changed
Changed to a more efficient fuel source
Heating controls changed
Hot water system changed
Wall insulation upgraded
Replaced storage heaters with gas boiler
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
Windows upgraded, improving insulation
Planning history
- Apr 2010Tree WorksTreesIn report
2 Lime trees (T4 and T5) crown thin by 15-20% within Tree Preservation Order 115.
- Documents
- 2 docs on file
- Reference
- 10/00204/TPO
We flagged 1 thing worth checking at Flat 1
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
Flat 1 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£179,000
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 1EP: £180,000 (2022–2019).
Nearby sales in PO5 1EP
Flat 2, 31 St Andrews Road, Southsea, PO5 1EP
Sold Dec 2022
£225,000Flat 2, 33 St Andrews Road, Southsea, PO5 1EP
Sold Mar 2022
£195,000Flat 2, 9 St Andrews Road, Southsea, PO5 1EP
Sold Sept 2021
£175,000Flat 1, 21 St Andrews Road, Southsea, PO5 1EP
Sold Aug 2021
£180,000Flat 5, 9 St Andrews Road, Southsea, PO5 1EP
Sold Feb 2019
£153,000
Everything we know about Flat 1, 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 Andrews Road homes
Flat 1 is notably below the street on epc rating.
EPC Rating
59 (D)
Street avg 65 (D)
Floor Area
65 m²
Street avg 63 m²
CO₂ Emissions
3.3 t/year
Street avg 2.7 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
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The neighbourhood at a glance
Crime
11/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Elm Grove — bus stop.
Closest school
0.3 km
Cottage Grove Primary School and Nursery. 31 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
53.6dB

Night-time· 23:00 – 07:00
42.5dB