Flat 5, 26 Elm Grove, Southsea, PO5 1JG
About Flat 5
Flat 5 is an end-of-terrace house in Southsea (PO5 1JG). It has a recorded floor area of 20 m² (around 215 sq ft), construction records dating it to before 1900 and council tax band A. At 20 m² this is the smallest unit on EPC record across the building (20–55 m²). The building's EPC ratings span E to C across 7 units on file. The latest certificate (May 2024) shows a D (score 56), a step below the typical UK home. When first surveyed in May 2014 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Average to Poor and main heating dropped from Poor to Very Poor. The recommended improvements would push it to C (score 78). Main heating runs on electricity.
At 20 m² it sits well below the postcode median (65 m² across 16 EPCs), making it one of the more compact homes locally.
Know exactly what you're buying at Flat 5
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 controls changed
Hot water efficiency decreased
Wall insulation improved
More low energy lighting installed
Planning history
Flat 5 has no planning applications on record.
Notable planning nearby
111applications of note in the surrounding area
We flagged 1 thing worth checking at Flat 5
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 5 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£115,000
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 1JG: £180,000 (2024–2016).
Everything we know about Flat 5, 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 Elm Grove homes
On floor area, Flat 5 runs well behind the street norm.
EPC Rating
56 (D)
Street avg 61 (D)
Floor Area
20 m²
Street avg 77 m²
CO₂ Emissions
2.0 t/year
Street avg 3.7 t/year
Habitable Rooms
1 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
Green Road — bus stop.
Closest school
0.1 km
Cottage Grove Primary School and Nursery. 29 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
54.0dB

Night-time· 23:00 – 07:00
42.8dB