Model valuation£417,0008 Busby Close
Local market context
15 Blackwell Avenue, Norwich, NR7 8XL
2 planning records
Estimated value
£376,000
- Since the 2002 sale (£154,000)+144%
- Against NR7 8XL's recent median (£270,000)+39%
Newest record on this page: June 2025. Land Registry and EPC registers update monthly, so this page can trail them by 2–3 months.
Property type
Detached
Habitable rooms
5
From EPC
Floor area
122 m²
1313 sq ft
Energy rating
C
Score 79
Council tax
Band A
Tenure
Owner Occupied
About this valuation
How the figure is worked out and what it's based on. If you know this home, you can tell other visitors what you think it's worth.
Our estimate
£376,000
- Against its 2002 sale (£154,000)+144%
- Against NR7 8XL's recent median (£270,000)+39%
Your note and figure are shown publicly on this page.
How the estimate is made
The estimate for 15 Blackwell Avenue is modelled from its 122 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in NR7 8XL. It is an automated estimate, not a survey or mortgage valuation: condition, layout and improvements that aren't on record can move the real figure either way.
What it's based on
Floor area
122 m² from the EPC lodged in August 2017
Sales of this home
2 sales recorded, the latest in 2002
Recent sales in NR7 8XL
5 sales, median £270,000 (2025–2019)
This page or the full report?
| Data | This page | Full report |
|---|---|---|
| Sales | Latest sale shown: June 2025 | Latest available records, read when you order |
| Valuation | Estimate from the last refresh | Analysed against comparable sales |
| Planning | 1 of 2 applications | Full history, plus nearby schemes |
| Flood risk | Not shown | Included |
Sales history & valuation
Every recorded sale of this home, how its price has moved, and what neighbouring properties have sold for.
15 Blackwell Avenue's modelled value sits at over four times its earliest registered sale price (1999).
Sales timeline
15 October 2002Most recent
£154,000
+92.5%over 3 years15 August 1999
£80,000
Median price across the last 5 sales in NR7 8XL: £270,000 (2025–2019).
Nearby sales in NR7 8XL
What this page doesn't show
Nothing is flagged from the data on this page, but these checks are only run in the report. The detail, evidence and what to ask about it are in the Risks Report.
- Flood risk from rivers, sea and surface waterIn report
- Subsidence and ground-stability signalsIn report
- Refusals, enforcement and big schemes nearbyIn report
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About 15 Blackwell Avenue
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
15 Blackwell Avenue is a detached house in Norwich (NR7 8XL). It has a recorded floor area of 122 m² (around 1313 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (August 2017) shows a C (score 79), near the top of the C band. The recommended improvements would push it to B (score 82).
Untraded for 24 years, with the last transfer in October 2002. At 122 m² it's 27.1% larger than the typical home in the postcode (96 m² median across 11 EPCs). On energy efficiency it sits in the top 10% of properties in this postcode. Across 1999–2002, sale prices on this property compounded at 23% per year. Today's modelled estimate of £376,000 sits 144.2% above the 2002 sale of £154,000. On a £-per-square-foot basis, the last sale (£117/sq ft) was about 33.5% below the postcode norm. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, a conservatory, an annexe and a garage conversion, meaningful when judging how the property has evolved.
Before you decide
Everything you need to know about 15 Blackwell Avenue
The true value, the hidden risks and the full sale history, in one report.
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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.
15 Blackwell Avenue ranks among the most efficient homes in the postcode for energy use.
Current Certificate
Aug 2017EPC Rating
A
B
C
C79
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Good
CO2 Emissions
3.3 t/year
Occupancy
Owner Occupied
Certificate validity
Valid until 24 August 2027
Planning history
Applications and permits filed against 15 Blackwell Avenue, Norwich, NR7 8XL, sourced from the PlanIt planning register.
2 applications on record at 15 Blackwell Avenue, Norwich, NR7 8XL
2decisions2extensions17documents
- Sept 2004Garage ConversionFullOutcome in report
Conversion Of Brick Garage To Timber Frame Granny Annexe Linked To Existing Dwelling By Extended Conservatory
ExtensionConservatory- Documents
- 9 docs on file
- Reference
- 20041380
- More recent applications — locked
- AnnexJan 2005Decision
Unlock 15 Blackwell Avenue, Norwich, NR7 8XL's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full
- The 17 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Versus other Blackwell Avenue homes
Four headline reads against 11 similar houses on this street, drawn from the latest EPC and Land Registry data.
15 Blackwell Avenue outperforms the street on epc rating by a wide margin.
Price per m²
£1,262
Street avg £2,520
Floor Area
122 m²
Street avg 93 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
3.3 t/year
Street avg 4.5 t/year
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
146/mo
Steady year-on-year across the wider district.
Nearest stop
2.7 km
Norwich Rail Station — railway station.
Closest school
0.6 km
Sprowston Junior School. 29 schools nearby.
Nearest schools
- Sprowston Junior SchoolPrimary631m
- Sprowston Infant SchoolPrimary631m
- Sprowston Community AcademySecondary674m
- St. Clements Hill Primary AcademyPrimary738m
Nearest stops
- Norwich Rail StationRailway station2.7km
Most reported crime locally
- Violence & Sexual Offences790 reports42%
- Anti-social Behaviour285 reports15%
- Criminal Damage & Arson214 reports11%
- Shoplifting177 reports9%
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 NR7 8XL from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
51.6dB
Night-time· 23:00 – 07:00
42.3dB
55 dB
60 dB
65 dB
70 dB
75 dB
80 dB
Defra Road Noise Strategic Mapping, Round 4
Get a survey for this property
Level 3 Building Survey
Victorian-eraDetached BungalowEPC CPre-1919 buildExtended multiple times (2+ extensions)Solid (non-cavity) walls
Because the property was built before 1919, has been extended more than once, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
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Start your researchHow to read this page
Where every figure above comes from, how current it is and what it can't tell you.
- How the estimate is made
- The estimate for 15 Blackwell Avenue is modelled from its 122 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in NR7 8XL. It is an automated estimate, not a survey or mortgage valuation: condition, layout and improvements that aren't on record can move the real figure either way.
- Where sold prices come from
- Sold prices are HM Land Registry Price Paid Data, which covers residential sales in England and Wales since 1995. 2 sales are recorded for 15 Blackwell Avenue. Sales normally appear two to three months after completion, so the most recent ones take time to show up anywhere.
- Reading the EPC
- Energy Performance Certificates rate homes from A (most efficient) to G and last 10 years. The latest one for 15 Blackwell Avenue was lodged in August 2017 at band C and is valid until August 2027. Floor area, heating and insulation details on this page come from it.
- Planning records
- Planning applications are collected from local authority registers through PlanIt. 2 applications are matched to 15 Blackwell Avenue. Councils sometimes file applications under a different address format, and applications on neighbouring land aren't listed here; the report covers both.
- Area figures
- Crime is police-recorded street-level data over the last 13 months, which places each incident at an approximate point. The 29 schools and 1 stop listed are measured in a straight line from NR7 8XL, not by walking route. Road noise is Defra's strategic noise modelling, averaged across the postcode.
- Council tax band
- 15 Blackwell Avenue is in council tax band A. Bands are set by the Valuation Office Agency from historic values (1 April 1991 in England, 1 April 2003 in Wales), not today's price; the amount you pay depends on the council's rate for the band.
Common questions
The questions buyers, sellers and homeowners most often ask about 15 Blackwell Avenue, Norwich, NR7 8XL. Each answer is also embedded as structured data for search engines.
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- Every home in NR7 8XLSold prices, values and energy ratings for the postcode
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