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Get started9 Ainsworth Close is a four-bedroom detached house in Swanton Morley, Dereham, Dereham (NR20 4NE). It has a recorded floor area of 141 m² (around 1518 sq ft), construction records dating it to 1976-1982 and council tax band D. The latest certificate (May 2021) shows an F (score 36), near the bottom of the EPC scale. Earlier certificates rated it E (November 2009); the latest reading is one band lower. Between certificates, lighting went from Poor to Very Good; while roof efficiency dropped from Good to Poor and window efficiency dropped from Good to Average. The recommended improvements would lift it to D (score 67), a 2-band jump. Main heating runs on oil. Other recorded features include a conservatory.
It hasn't traded since November 2009, a hold of 17 years that's notably long for the area. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. At 141 m² it's 24.9% larger than the typical home in the postcode (113 m² median across 5 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £323,000 sits 71.1% above the 2009 sale of £188,750. On a £-per-square-foot basis, the last sale (£124/sq ft) was about 25.9% below the postcode norm.
9 Ainsworth Close sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
The latest sale fell during the post-2008 dip, often a low-water mark in price comparisons.
£323,000
Modelled from EPC, postcode comparables.
£188,750
Recorded with HM Land Registry.
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Detailed AI analysis
9 Ainsworth Close is notably below the street on price per m².
Price per m²
£1,339
Street avg £2,477
Floor Area
141 m²
Street avg 110 m²
Habitable Rooms
7 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
1/mo
Steady year-on-year across the wider district.
Closest school
0.8 km

Daytime· 07:00 – 23:00
44.9dB

Changes detected from historical EPC data
Hot water efficiency decreased
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
9 November 2009Most recent
£188,750
Median price across the last 5 sales in NR20 4NE: £275,000 (2025–2019).
11 Ainsworth Close Swanton Morley Dereham
Sold Mar 2025
12 Ainsworth Close Swanton Morley Dereham
Sold May 2022
2 Ainsworth Close Swanton Morley Dereham
Sold Jun 2021
4 Ainsworth Close Swanton Morley Dereham
Sold Nov 2019
1 Ainsworth Close Swanton Morley Dereham
Sold Aug 1999
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Detailed EPC data
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Street avg 5 rooms
CO₂ Emissions
11.0 t/year
Street avg 5.9 t/year
NR20 4TD
Swanton Morley VC Primary School. 1 school nearby.
Night-time· 23:00 – 07:00
36.3dB