Model valuation£417,0008 Busby Close
Local market context
12 Grove Avenue is a two-bedroom semi-detached house in New Costessey, Norwich, Norwich (NR5 0HN). It has a recorded floor area of 71 m² (around 764 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (December 2019) shows an E (score 50), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 83), a 3-band jump. Other recorded features include a conservatory. Our model identifies extension potential, subject to local planning policy.
At 71 m² it's 20.2% smaller than the typical home in the postcode (89 m² median across 14 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 86% of similar EPCs). Across 2020–2021, sale prices on this property compounded at 8.5% per year. On a £-per-square-foot basis, the last sale (£366/sq ft) was about 81.8% above the typical sold price in the postcode. Most recent transfer: October 2021 at £280,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Recommended upgrades on file would lift this property by multiple EPC bands.
Certificate validity
Valid until 3 December 2029
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12 Grove Avenue has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£297,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.5% per year over 2 years.
£280,000
Growth on file: 8.5% per year over 2 years.
28 October 2021Most recent
£280,000
+14.3%over 1 year9 March 2020
£245,000
Median price across the last 5 sales in NR5 0HN: £433,000 (2025–2021).
30 Grove Avenue, New Costessey, Norwich, NR5 0HN
Sold Jul 2025
2a, Grove Avenue, New Costessey, Norwich, NR5 0HN
Sold Feb 2025
14 Grove Avenue, New Costessey, Norwich, NR5 0HN
Sold Aug 2022
8 Grove Avenue, New Costessey, Norwich, NR5 0HN
Sold Dec 2021
20a, Grove Avenue, New Costessey, Norwich, NR5 0HN
Sold Nov 2021
EPC Rating for 12 Grove Avenue lags the street by a wide margin.
Price per m²
£3,944
Street avg £2,807
Floor Area
71 m²
Street avg 96 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
5.0 t/year
Street avg 4.1 t/year
Property research, connected
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Start your researchNR5 0NN
NR5 0TU
NR5 0RN
NR5 0UP
NR5 0GB
NR5 0UR
NR5 0PF
NR5 0DB
Crime
229/mo
Falling year-on-year across the wider district.
Closest school
0.5 km
Costessey Primary School. 17 schools nearby.
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Daytime· 07:00 – 23:00
50.9dB

Night-time· 23:00 – 07:00
41.2dB