Flat 2, 65 Cottage Grove, Southsea, PO5 1AH
About Flat 2
Flat 2 is a mid-terrace house in Southsea (PO5 1AH). It has a recorded floor area of 44 m² (around 474 sq ft), construction records dating it to 1900-1929 and council tax band A. At 44 m² this is the smallest unit on EPC record across the building (44–69 m²). The building's EPC ratings span D to C, with this unit at the top. The latest certificate (January 2022) shows a C (score 69), just inside the C band. Earlier certificates rated it B (January 2010); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Good; while wall efficiency dropped from Good to Poor and window efficiency dropped from Good to Average.
Held since April 2010 — that's 16 years off the open market, well above the local norm. Today's modelled estimate of £155,000 is 30.3% above the 2010 sale price. On a £-per-square-foot basis, the last sale (£251/sq ft) was about 36.3% above the typical sold price in the postcode. At 44 m² it's 27.9% smaller than the typical home in the postcode (61 m² median across 3 EPCs). One planning record on file: an extension refused in 2008.
Know exactly what you're buying at Flat 2
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
More low energy lighting installed
Planning history
- Jul 2008ExtensionFullIn report
Extension: Rear of property
Construction of three storey rear extension
- Reference
- 08/00901/FUL
We flagged 1 thing worth checking at Flat 2
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
£155,000
Modelled from EPC, postcode comparables.
£119,000
Recorded with HM Land Registry.
Sales timeline
27 April 2010Most recent
£119,000
Median price across the last 5 sales in PO5 1AH: £125,000 (2024–2010).
Everything we know about Flat 2, 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 Cottage Grove homes
On floor area, Flat 2 runs well behind the street norm.
EPC Rating
69 (C)
Street avg 70 (C)
Floor Area
44 m²
Street avg 63 m²
CO₂ Emissions
1.8 t/year
Street avg 2.2 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
0.2 km
Elm Grove — bus stop.
Closest school
0.1 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
53.8dB

Night-time· 23:00 – 07:00
42.7dB