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Get started5 Sir Williams Close is a three-bedroom semi-detached house in Aylsham, Norwich, Norwich (NR11 6AP). It has a recorded floor area of 83 m² (around 893 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (April 2014) shows an E (score 53), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 71), a 2-band jump. Main heating runs on electricity. The latest certificate is from April 2014, so improvements made since then won't be reflected. Records show the property has been extended at some point in its history.
It lags the bulk of the postcode on energy efficiency (less efficient than 80% of similar EPCs). Last sold in October 2014, so it's been off the market for around 12 years. Today's modelled estimate of £256,000 is 46.3% above the 2014 sale price.
5 Sir Williams Close's carbon output runs well above what efficient homes in the postcode produce.
This certificate is over 10 years old and is no longer valid.Expired 29 Apr 2024
5 Sir Williams Close valuation sits well clear of the typical sold price in this postcode.
£256,000
Modelled from EPC, postcode comparables.
£175,000
Recorded with HM Land Registry.
5 Sir Williams Close is notably below the street on co₂ emissions.
Price per m²
£2,108
Street avg £2,541
Floor Area
83 m²
Street avg 95 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.5 km
Aylsham (Bure Valley Railway) — subway entrance.

Daytime· 07:00 – 23:00
48.6dB

15 October 2014Most recent
£175,000
Median price across the last 5 sales in NR11 6AP: £275,000 (2025–2021).
CO₂ Emissions
6.9 t/year
Street avg 4.5 t/year
NR11 6JD
Closest school
0.1 km
Aylsham High School. 4 schools nearby.
Night-time· 23:00 – 07:00
38.9dB
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