1 Ark Royal House, Winston Churchill Avenue, Portsmouth, PO1 2GF
About 1 Ark Royal House
1 Ark Royal House is an end-of-terrace house in Portsmouth (PO1 2GF). It has a recorded floor area of 71 m² (around 764 sq ft), construction records dating it to 2012 onwards and council tax band B. The latest certificate (January 2024) shows a C (score 77), near the top of the C band. Earlier certificates rated it B (February 2013); the latest reading is one band lower. Between certificates, window efficiency dropped from Very Good to Good.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 2 planning records sit against the property, 0 approved, 0 refused.
Energy performance
1 Ark Royal House sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
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Planning history
2 applications on record at 1 Ark Royal House, Winston Churchill Avenue, Portsmouth, PO1 2GF
- May 2013FullOutcome in report
Change of use and conversion of Units 2 and 3 from Retail shops (Class A1) to form one single office unit (Class A2); installation of new shopfronts to Units 1-3 and installation of air handling units to rear service yard
- Documents
- 8 docs on file
- Reference
- 13/00279/FUL
- More recent applications — locked
- FullApr 2014Decision
Unlock 1 Ark Royal House, Winston Churchill Avenue, Portsmouth, PO1 2GF's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full
- The 17 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
1 Ark Royal House has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£234,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
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.
Versus other Winston Churchill Avenue homes
EPC Rating for 1 Ark Royal House lags the street by a wide margin.
EPC Rating
77 (C)
Street avg 85 (B)
Floor Area
71 m²
Street avg 72 m²
CO₂ Emissions
1.7 t/year
Street avg 0.9 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Isambard Brunel Road — bus stop.
Closest school
0.1 km
Ark Charter Academy. 36 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
55.5dB

Night-time· 23:00 – 07:00
44.2dB







