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Get started97 Sir Williams Close is a three-bedroom detached house in Aylsham, Norwich, Norwich (NR11 6AY). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (July 2014) shows an E (score 50), well below the UK norm with real room to improve. Earlier certificates rated it D (May 2014); the latest reading is one band lower. Between certificates, roof efficiency went from Average to Good and lighting went from Average to Good; while hot-water efficiency dropped from Average to Poor. The recommended improvements would lift it to B (score 83), a 3-band jump. The latest certificate is from July 2014, so improvements made since then won't be reflected. Other recorded features include a conservatory. The home occupies a cul-de-sac position.
Sale prices here have outpaced Norwich HPI: 3.1% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£411/sq ft) was about 145.5% above the typical sold price in the postcode. At 70 m² it's 28.6% smaller than the typical home in the postcode (98 m² median across 37 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Sold January 2023 for £310,000.
97 Sir Williams Close sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
This certificate is over 10 years old and is no longer valid.Expired 09 Jul 2024
97 Sir Williams Close valuation sits well clear of the typical sold price in this postcode.
£303,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.1% per year over 18 years.
£310,000
Growth on file: 3.1% per year over 18 years.
97 Sir Williams Close is notably below the street on epc rating.
Price per m²
£4,429
Street avg £2,413
Floor Area
70 m²
Street avg 94 m²
Habitable Rooms
4 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
48.2dB

Changes detected from historical EPC data
Hot water efficiency decreased
More low energy lighting installed
Loft insulation installed or upgraded to 250mm+
Are we missing something? Tell us about home improvements to help adjust your valuation.
30 January 2023Most recent
£310,000
+76.1%over 18 years29 October 2004
£176,000
Median price across the last 5 sales in NR11 6AY: £290,000 (2024–2021).
Street avg 5 rooms
CO₂ Emissions
4.6 t/year
Street avg 4.1 t/year
NR11 6JD
Closest school
0.3 km
Aylsham High School. 4 schools nearby.
Night-time· 23:00 – 07:00
38.3dB
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