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Get started12 Northfield Avenue is a six-bedroom detached house in Appleton Roebuck, York, York (YO23 7EB). It has a recorded floor area of 163 m² (around 1755 sq ft), construction records dating it to 1950-1966 and council tax band F. The latest certificate (June 2019) shows an E (score 53), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since February 2011. Between certificates, lighting went from Poor to Very Good; while wall efficiency dropped from Good to Average. The recommended improvements would lift it to C (score 69), a 2-band jump. Main heating runs on oil. Records show the property has been extended at some point in its history.
Today's modelled estimate of £569,000 is 39.6% above the 2019 sale price. Sold September 2019 for £407,500.
12 Northfield Avenue's carbon output runs well above what efficient homes in the postcode produce.
12 Northfield Avenue valuation sits well clear of the typical sold price in this postcode.
£569,000
Modelled from EPC, postcode comparables.
£407,500
Recorded with HM Land Registry.
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Habitable Rooms for 12 Northfield Avenue runs comfortably ahead of the street norm.
Price per m²
£2,500
Street avg £2,814
Floor Area
163 m²
Street avg 146 m²
Habitable Rooms
10 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
St Katharines — bus stop.

Daytime· 07:00 – 23:00
44.1dB

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Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Roof insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
26 September 2019Most recent
£407,500
Median price across the last 5 sales in YO23 7EB: £520,000 (2025–2019).
15 Northfield Avenue Appleton Roebuck York
Sold Nov 2025
16 Northfield Avenue Appleton Roebuck York
Sold May 2025
10 Northfield Avenue Appleton Roebuck York
Sold Sept 2024
4 Northfield Avenue Appleton Roebuck York
Sold Nov 2021
18 Northfield Avenue Appleton Roebuck York
Sold Apr 2019
Detailed EPC data
Full energy ratings, history and recommendations
Full planning history
Every application and decision on record
Plus much more
Comparable sales, transport, crime, schools and more

Street avg 7 rooms
CO₂ Emissions
7.6 t/year
Street avg 7.6 t/year
YO23 7BU
Closest school
0.2 km
Appleton Roebuck Primary School. 1 school nearby.
Night-time· 23:00 – 07:00
36.4dB