Spotted when a home's energy certificate shows at least 15 m² (and 15%) more floor area than an earlier one. Only homes with two certificates show up, so the real number is higher. A busy street suggests extensions get permission here; check the council's planning register for the details.
Storm overflows within 2 km
1storm overflows within 2 km
0hours of spills in 2025 between them (typical neighbourhood: about 36)
0spill events counted
Southern Water
Holbrook Road/Pyning Street Csointo Portsmouth Harbour · near bathing water: Southsea East; Stokes Bay0 spills, 0 hours in 2025
32 planned, approved or being built and 3 running (18 MW between them). Those within 5 km are on the map above.
Rooftop solar
Big Yellow Self Storage, Rodney Road - Solar PanelsApproved, not yet built · 170 kW
Oct 2022 750 m away
Battery storage
St James Hospital Solent Nhs Trust, Locksway Road - Energy CentreApproved, not yet built
Dec 2022 850 m away
Rooftop solar
St Marys Hospital, Milton Road -Solar PanelsPlanning application in · 460 kW
Dec 2025 950 m away
Rooftop solar
St Marys Hospital, Milton Road - Solar PanelsApproved, not yet built · 460 kW
Mar 2026 950 m away
Rooftop solar
Ark Charter Academy, Hyde Park Road - Solar PanelsApproved, not yet built · 160 kW
Jul 2025 1.9 km away
Rooftop solar
Portsmouth International Port - Solar PanelsBeing built · 1 MW
Jun 2023 3.0 km away
Rooftop solar
David Lloyd Club, The Boardwalk - Solar PanelsApproved, not yet built · 270 kW
Oct 2023 3.2 km away
Rooftop solar
Gunwharf Quays Shopping Centre - Solar PanelsApproved, not yet built · 640 kW
Jun 2023 3.3 km away
Rooftop solar
Mountbatten Centre, Twyford Avenue - Solar PanelsApproved, not yet built · 270 kW
May 2023 4.0 km away
Rooftop solar
Broad Oak Works, Airport Service Road - Solar PanelsApproved, not yet built · 570 kW
Jan 2023 4.2 km away
Road and street works within 1 km
15 permitted works running now or planned, 9 of them major.
Major
Eastfield Road, SouthseaHighway repair and maintenance works · PORTSMOUTH CITY COUNCIL · Road closure
Oct 2026 to Oct 2026 250 m away
Major
Devonshire Avenue, SouthseaHighway repair and maintenance works · PORTSMOUTH CITY COUNCIL · Road closure
Oct 2026 to Oct 2026 250 m away
Major
Catisfield Road, SouthseaHighway repair and maintenance works · PORTSMOUTH CITY COUNCIL · Road closure
Oct 2026 to Oct 2026 350 m away
Major, planned
Reginald Road, SouthseaUtility repair and maintenance works · SOUTHERN WATER · Road closure
Nov 2026 to Nov 2026 400 m away
Major
Pretoria Road, SouthseaHighway repair and maintenance works · PORTSMOUTH CITY COUNCIL · Road closure
Oct 2026 to Oct 2026 450 m away
Major
Locksway Road, SouthseaHighway improvement works · PORTSMOUTH CITY COUNCIL · Road closure
Oct 2026 to Nov 2026 500 m away
Major
Pretoria Road, SouthseaUtility asset works · SCOTTISH AND SOUTHERN POWER DISTRIBUTION (SSEPD) · Road closure
Jan 2027 to Jan 2027 500 m away
Major, planned
Worsley Street, SouthseaUtility asset works · BT · Road closure
Dec 2026 to Dec 2026 850 m away
Major
Worsley Street, SouthseaUtility asset works · BT · Road closure
Dec 2026 to Dec 2026 850 m away
Standard
Major infrastructure projects within 30 km
Pre-examination
Hampshire Water Transfer and Water Recycling ProjectDams and Reservoirs · The project is located in Hampshire, South East England, extending from Havant on the south coast, to Otterbourne near Winchester. The proposed Water Recycling Plant would be located off Harts Farm Way in Havant.
application due in May 2026 10.7 km away
Decision
AQUIND InterconnectorElectric Lines · From the UK seaward limit in the English Channel to Lovedean Substation.
application due Q4 2019 14.0 km away
Planning Inspectorate list of nationally significant infrastructure projects (roads, railways, energy, water, waste), October 2026 (OGL). Each is placed at one point, usually the middle of the site; long schemes run well beyond it.
Transport schemes within 20 km
None on our list yet. We're starting with recently opened and under-construction rail schemes.
The longer view
Like-for-like prices in Southsea Prince Albert Road: +16% over five years (2020 → 2025).
Council tax list: 10 homes added in the neighbourhood since April 2024.
Population (GP registrations): -1.6% in two years.