Flat 1, 48 Cottage Grove, Southsea, PO5 1EW
About Flat 1
Flat 1 is a two-bedroom end-of-terrace house in Southsea (PO5 1EW). It has a recorded floor area of 54 m² (around 581 sq ft), construction records dating it to 1900-1929 and council tax band B. At 54 m² this is the 3rd smallest of 4 units on EPC record in the building, where floor areas span 34–80 m². The building's EPC ratings span D to C, with this unit at the bottom. The latest certificate (March 2021) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since October 2010. Between certificates, lighting went from Good to Very Good; while window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 73).
Untraded for 21 years, with the last transfer in May 2005. At 54 m² it sits well below the postcode median (158 m² across 15 EPCs), making it one of the more compact homes locally. Across 2004–2005, sale prices on this property compounded at -58.3% per year. Today's modelled estimate of £177,000 is 41.6% above the 2005 sale price. On a £-per-square-foot basis, the last sale (£215/sq ft) was about 67.2% above the typical sold price in the postcode.
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
What this property has
Inside
- Bedrooms2
Building
- Heating systemgas
- RefurbishedYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Planning history
Flat 1 has no planning applications on record.
Notable planning nearby
111applications of note in the surrounding area
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 changed hands twice within eighteen months — unusual for the area.
£177,000
Modelled from EPC, postcode comparables and a sale-price growth of -58.3% per year over 1 year.
£125,000
Growth on file: -58.3% per year over 1 year.
Sales timeline
26 May 2005Most recent
£125,000
-58.3%over 10 months2 August 2004
£300,000
Median price across the last 5 sales in PO5 1EW: £195,500 (2019–2015).
Nearby sales in PO5 1EW
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 Cottage Grove homes
Flat 1 outperforms the street on years held by a wide margin.
Price per m²
£2,315
Street avg £2,269
Floor Area
54 m²
Street avg 61 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
2.1 t/year
Street avg 3.4 t/year
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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
0.2 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
53.5dB

Night-time· 23:00 – 07:00
42.5dB