Model valuation£417,0008 Busby Close
Local market context
20 Grove Avenue, New Costessey, Norwich, NR5 0HN
Property type
Detached
Habitable rooms
4
From EPC
Floor area
89 m²
958 sq ft
Energy rating
D
Score 65
Council tax
Band C
Tenure
Owner Occupied
About 20 Grove Avenue
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
20 Grove Avenue is a detached house in New Costessey, Norwich, Norwich (NR5 0HN). It has a recorded floor area of 89 m² (around 958 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (July 2021) shows a D (score 65), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 81), a 2-band jump.
It hasn't traded since July 1998, a hold of 28 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £302,000 sits 275.4% above the 1998 sale of £80,450. On a £-per-square-foot basis, the last sale (£84/sq ft) was about 61.8% below the postcode norm.
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The data behind every report
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
Recommended upgrades on file would lift this property by multiple EPC bands.
Current Certificate
Jul 2021EPC Rating
A
B
C
D
D65
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Good
CO2 Emissions
3.6 t/year
Occupancy
Owner Occupied
Certificate validity
Valid until 6 July 2031
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Late 20th centuryDetached BungalowEPC D
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Planning history
Applications and permits filed against 20 Grove Avenue, New Costessey, Norwich, NR5 0HN, sourced from the PlanIt planning register.
20 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.
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
20 Grove Avenue's estimated value is more than triple its earliest registered sale price (1998).
Current estimate
See how we calculated this£302,000
Modelled from EPC, postcode comparables.
Last sold (1998)
£80,450
Recorded with HM Land Registry.
Sales timeline
5 July 1998Most recent
£80,450
Median price across the last 5 sales in NR5 0HN: £433,000 (2025–2021).
Nearby sales in NR5 0HN
30 Grove Avenue, New Costessey, Norwich, NR5 0HN
Sold Jul 2025
£470,0002a, Grove Avenue, New Costessey, Norwich, NR5 0HN
Sold Feb 2025
£286,00014 Grove Avenue, New Costessey, Norwich, NR5 0HN
Sold Aug 2022
£460,0008 Grove Avenue, New Costessey, Norwich, NR5 0HN
Sold Dec 2021
£257,00020a, Grove Avenue, New Costessey, Norwich, NR5 0HN
Sold Nov 2021
£270,000
Versus other Grove Avenue homes
Four headline reads against 14 similar houses on this street, drawn from the latest EPC and Land Registry data.
On price per m², 20 Grove Avenue runs well behind the street norm.
Price per m²
£904
Street avg £3,041
Floor Area
89 m²
Street avg 95 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
3.6 t/year
Street avg 4.2 t/year
Property research, connected
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Start your researchSimilar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the Norwich district page.
Crime
229/mo
Falling year-on-year across the wider district.
Closest school
0.5 km
Costessey Primary School. 17 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode
Modelled day and night-time noise levels around NR5 0HN from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
50.9dB
Night-time· 23:00 – 07:00
41.2dB
55 dB
60 dB
65 dB
70 dB
75 dB
80 dB
Defra Road Noise Strategic Mapping, Round 4Common questions
The questions buyers, sellers and homeowners most often ask about 20 Grove Avenue, New Costessey, Norwich, NR5 0HN. Each answer is also embedded as structured data for search engines.