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Get started14 Byron Avenue is a four-bedroom detached house in Winchester (SO22 5AT). It has a recorded floor area of 121 m² (around 1302 sq ft), construction records dating it to 1967-1975 and council tax band E. The latest certificate (June 2022) shows an E (score 53), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 83), a 3-band jump.
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, 1 approved, 0 refused. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved. On a £-per-square-foot basis, the last sale (£568/sq ft) was about 96.4% above the typical sold price in the postcode. Sold February 2023 for £740,000.
14 Byron Avenue sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
The garage/store will only come as far forward to be in line with the rest of the property. At the back the amendment will remain within the footprint bar approx 2 foot where it will hug the rear wall to create a window seat. (NMA to 23/01645/HOU)
14 Byron Avenue valuation sits well clear of the typical sold price in this postcode.
£807,000
Modelled from EPC, postcode comparables.
£740,000
Recorded with HM Land Registry.
EPC Rating for 14 Byron Avenue lags the street by a wide margin.
Price per m²
£6,116
Street avg £4,654
Floor Area
121 m²
Street avg 115 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
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
48.5dB

Extension: Single storey · Side of property
Single storey side extension following demolition of existing garage and carport
10 February 2023Most recent
£740,000
Median price across the last 5 sales in SO22 5AT: £631,000 (2025–2020).
CO₂ Emissions
6.5 t/year
Street avg 3.7 t/year
SO22 5AQ
Greenhill Road — bus stop.
Closest school
0.2 km
Western Church of England Primary School. 16 schools nearby.
Night-time· 23:00 – 07:00
39.8dB
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