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Get started15 Balfour House is a two-bedroom mid-terrace house in Winchester (SO23 0LB). It has a recorded floor area of 36 m² (around 388 sq ft), construction records dating it to 2012 onwards and council tax band A. At 36 m² this is the 3rd smallest of 22 units on EPC record in the building, where floor areas span 34–139 m². The building's EPC ratings span C to B, with this unit at the bottom. The latest certificate (September 2024) shows a C (score 78), near the top of the C band. The rating has held steady at C across 2 certificates since September 2014. Between certificates, wall efficiency went from Good to Very Good; while window efficiency dropped from Very Good to Good. The recommended improvements would push it to B (score 87). Main heating runs on electricity.
Sale prices here have outpaced Winchester HPI: 2.1% per year against 0% for the wider region. At 36 m² it's 18.2% smaller than the typical home in the postcode (44 m² median across 21 EPCs). Sold March 2022 for £210,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
15 Balfour House's carbon output is low for the local stock.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£218,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.1% per year over 6 years.
£210,000
Growth on file: 2.1% per year over 6 years.
On floor area, 15 Balfour House runs well behind the street norm.
Price per m²
£5,833
Street avg £5,730
Floor Area
36 m²
Street avg 61 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
Crime
10/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Winnall Close — bus stop.

Daytime· 07:00 – 23:00
55.3dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Are we missing something? Tell us about home improvements to help adjust your valuation.
4 March 2022Most recent
£210,000
+13.5%over 6 years12 February 2016
£185,000
Median price across the last 5 sales in SO23 0LB: £291,240 (2024–2024).
7 Balfour House Winnall Close Winchester
Sold Nov 2024
16 Balfour House Winnall Close Winchester
Sold Nov 2024
10 Balfour House Winnall Close Winchester
Sold Nov 2024
13 Balfour House Winnall Close Winchester
Sold Nov 2024
6 Balfour House Winnall Close Winchester
Sold Nov 2024
CO₂ Emissions
1.1 t/year
Street avg 1.4 t/year
SO23 0JA
Closest school
0.5 km
Winnall Primary School. 13 schools nearby.
Night-time· 23:00 – 07:00
47.0dB
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