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Get startedOld School House is a detached house in Avington, Winchester, Winchester (SO21 1DE). It has a recorded floor area of 128 m² (around 1378 sq ft) and construction records dating it to 1900-1929. The latest certificate (June 2024) shows an E (score 45), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since June 2014. Between certificates, wall efficiency went from Very Poor to Good and lighting went from Average to Very Good; while hot-water efficiency dropped from Average to Poor and main heating dropped from Average to Poor. The recommended improvements would lift it to C (score 79), a 2-band jump. Main heating runs on oil.
Sale prices here have outpaced Winchester HPI: 9.2% per year against 0% for the wider region. Today's modelled estimate of £812,000 is 26.9% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£465/sq ft) was about 112.5% above the typical sold price in the postcode. On the market in February 2015 and unlisted since — roughly 11 years. One historical planning record sits against the property in 2015.
Old School House's carbon output runs well above what efficient homes in the postcode produce.
1 no. Leylandii Conifer to fell
Old School House has more than tripled in price since its earliest registered sale in 1999.
£812,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.2% per year over 15 years.
£640,000
Growth on file: 9.2% per year over 15 years.
CO₂ Emissions for Old School House lags the street by a wide margin.
Price per m²
£5,000
Street avg £5,607
Floor Area
128 m²
Street avg 118 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.9 km

Daytime· 07:00 – 23:00
43.0dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Wall insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
27 February 2015Most recent
£640,000
+287.9%over 15 years22 October 1999
£165,000
Median price across the last 5 sales in SO21 1DE: £1,306,000 (2025–2019).
CO₂ Emissions
7.9 t/year
Street avg 5.3 t/year
SO21 1AS
Old Station Road — bus stop.
Closest school
1.1 km
Itchen Abbas Primary School. 1 school nearby.
Night-time· 23:00 – 07:00
35.7dB
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