22a, Cottage Grove, Southsea, PO5 1EN
About 22a
22a is a three-bedroom end-of-terrace house in Southsea (PO5 1EN). It has a recorded floor area of 96 m² (around 1033 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (December 2016) shows an E (score 53), well below the UK norm with real room to improve. When first surveyed in May 2016 the rating was F, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Good, window efficiency went from Poor to Average and hot-water efficiency went from Average to Good. The recommended improvements would lift it to B (score 81), a 3-band jump. Other recorded features include a basement.
At 96 m² the property is well over the postcode median (44 m² across 36 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 89% of similar EPCs). Across 2017–2022, sale prices on this property compounded at 0.9% per year. On a £-per-square-foot basis, the last sale (£339/sq ft) was about 98.2% above the typical sold price in the postcode. Most recent transfer: February 2022 at £350,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. One historical planning record sits against the property in 2007.
Know exactly what you're buying at 22a
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
- Bedrooms3
- Bathrooms1
- Open-plan layoutYes
- Dining roomYes
- BasementYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water efficiency improved
Windows upgraded, improving insulation
Loft insulation upgraded to recommended levels
More low energy lighting installed
Planning history
- Oct 2007AnnexFullIn report
Conversion of rear outbuilding to form one dwelling; external alterations and detached cycle and refuse stores (amended description)
- Documents
- 8 docs on file
- Reference
- 07/01682/FUL
We flagged 1 thing worth checking at 22a
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
Latest sale on 22a was the highest on Land Registry record across the postcode.
£374,000
Modelled from EPC, postcode comparables and a sale-price growth of 0.9% per year over 5 years.
£350,000
Growth on file: 0.9% per year over 5 years.
Sales timeline
17 February 2022Most recent
£350,000
+4.5%over 4 years1 June 2017
£335,000
Median price across the last 5 sales in PO5 1EN: £220,000 (2023–2021).
Nearby sales in PO5 1EN
26a, Top Flat, Cottage Grove, Southsea, PO5 1EN
Sold Nov 2023
£305,00014 Cottage Grove, Southsea, PO5 1EN
Sold Aug 2023
£335,00018 Cottage Grove, Southsea, PO5 1EN
Sold Mar 2023
£220,000Flat 2a, 2 Cottage Grove, Southsea, PO5 1EN
Sold Feb 2022
£130,000Flat 1a, 2 Cottage Grove, Southsea, PO5 1EN
Sold Dec 2021
£147,000
Everything we know about 22a, 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
Price per m² for 22a runs comfortably ahead of the street norm.
Price per m²
£3,646
Street avg £1,956
Floor Area
96 m²
Street avg 147 m²
Habitable Rooms
4 rooms
Street avg 7 rooms
CO₂ Emissions
5.1 t/year
Street avg 5.1 t/year
Similar properties nearby
1 Chelsea Road
PO5 1NH
1 Montgomerie Road
PO5 1EB
1 Pains Road
PO5 1HE
1 Harrow Road
PO5 1SJ
1 Boulton Road
PO5 1NS
1 Dufose Terrace, St Andrews Road
PO5 1DX
1 Baileys Road
PO5 1EA
1 Lorne Road
PO5 1RR
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
54.2dB

Night-time· 23:00 – 07:00
43.1dB