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Get startedIsland Cottage is a detached house in North Mundham, Chichester, Chichester (PO20 1JG). It has a recorded floor area of 153 m² (around 1647 sq ft), construction records dating it to 1900-1929 and council tax band F. The latest certificate (January 2022) shows an E (score 44), well below the UK norm with real room to improve. When first surveyed in May 2011 the rating was F, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor, roof efficiency went from Poor to Average and window efficiency went from Poor to Average. The recommended improvements would push it to D (score 68).
At 153 m² the property is well over the postcode median (80 m² across 9 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 78% of similar EPCs).
Island Cottage's carbon output runs well above what efficient homes in the postcode produce.
Island Cottage has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£600,000
Modelled from EPC, postcode comparables.
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
On floor area, Island Cottage stands well clear of the street.
EPC Rating
44 (E)
Street avg 64 (D)
Floor Area
153 m²
Street avg 81 m²
CO₂ Emissions
9.1 t/year
Street avg 3.3 t/year
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
48.1dB

Changes detected from historical EPC data
Hot water system upgraded
Window efficiency improved
Wall insulation improved
Roof insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Median price across the last 5 sales in PO20 1JG: £270,000 (2025–1998).
Habitable Rooms
5 rooms
Street avg 4 rooms
Primary School — bus stop.
Closest school
0.2 km
North Mundham Primary School. 8 schools nearby.
Night-time· 23:00 – 07:00
41.7dB