Flat 4, 65 Cottage Grove, Southsea, PO5 1AH
About Flat 4
Flat 4 is a two-bedroom mid-terrace house in Southsea (PO5 1AH). It has a recorded floor area of 61 m² (around 657 sq ft), construction records dating it to before 1900 and council tax band A. At 61 m² this is the 3rd smallest of 4 units on EPC record in the building, where floor areas span 44–69 m². The building's EPC ratings span D to C, with this unit at the top. On EPC score it ranks first in the building (76 versus a worst of 58). The latest certificate (March 2016) shows a C (score 76), near the top of the C band. The latest certificate is from March 2016, so improvements made since then won't be reflected.
Across 2007–2023, sale prices on this property compounded at 2.6% per year. On a £-per-square-foot basis, the last sale (£301/sq ft) was about 83.9% above the typical sold price in the postcode. One planning record on file: an extension refused in 2008. Most recent transfer: February 2023 at £197,500.
Know exactly what you're buying at Flat 4
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
What this property has
Inside
- Bedrooms2
- Bathrooms1
- Open-plan layoutYes
- StudyYes
Building
- RefurbishedYes
Energy performance
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 10 Mar 2026
EPC Rating
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 4
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 4 valuation sits well clear of the typical sold price in this postcode.
£201,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.6% per year over 16 years.
£197,500
Growth on file: 2.6% per year over 16 years.
Sales timeline
10 February 2023Most recent
£197,500
+9.7%over 1 year24 May 2021
£180,000
+36.9%over 14 years2 April 2007
£131,500
Median price across the last 4 sales in PO5 1AH: £118,500 (2024–2010).
Everything we know about Flat 4, 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
EPC Rating for Flat 4 runs comfortably ahead of the street norm.
EPC Rating
76 (C)
Street avg 67 (D)
Floor Area
61 m²
Street avg 57 m²
CO₂ Emissions
1.6 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