What type of property is 6 Allonby Way, HP21 7JA?

6 Allonby Way, HP21 7JA is a 4-bedroom detached house.

When did 6 Allonby Way, HP21 7JA last change hands?

6 Allonby Way, HP21 7JA last sold for £622,500 in March 2026. Before that, it sold for £390,000 in October 2011, so prices have been rising over 14 years on record. Source: HM Land Registry.

Has 6 Allonby Way, HP21 7JA appreciated in value?

Across 2 sales between October 2011 and March 2026, 6 Allonby Way, HP21 7JA rose from £390,000 to £622,500, a change of £232,500. That works out to roughly +3.3% per year compounded over 14 years. Source: HM Land Registry.

What energy rating does 6 Allonby Way, HP21 7JA have?

The current EPC rating for 6 Allonby Way, HP21 7JA is C with a score of 74 out of 100, lodged in November 2025. It has improved from a D recorded in April 2011. Source: EPC Register.

What is the floor area of 6 Allonby Way, HP21 7JA?

6 Allonby Way, HP21 7JA has a recorded floor area of 122 m² (1,313 sq ft), around 31 m² per bedroom. That makes it about 9% smaller than the median EPC-recorded property in HP21 7JA. Source: EPC Register.

How is 6 Allonby Way, HP21 7JA heated?

The latest EPC at 6 Allonby Way, HP21 7JA records mains gas as the main heating fuel. Source: EPC Register.

What planning history does 6 Allonby Way, HP21 7JA have?

6 Allonby Way, HP21 7JA has council approval for rear extension granted in June 2012 under ref. 12/00987/APP. Source: PlanIt planning register.

What council tax band is 6 Allonby Way, HP21 7JA?

6 Allonby Way, HP21 7JA is in council tax band F. That sits towards the upper end of the band ladder, typically reflecting larger or higher-value homes.

Where is 6 Allonby Way, HP21 7JA located?

6 Allonby Way, HP21 7JA sits in Aylesbury. It falls within the HP21 postcode district.

How safe is the area around 6 Allonby Way, HP21 7JA?

Police records around 6 Allonby Way, HP21 7JA show an average of 175 reported crimes per month over the last 15 months. Violent crime makes up roughly 47% of reports, the most common category. The overall trend is broadly stable. Source: Police UK.

Which schools serve 6 Allonby Way, HP21 7JA?

The closest primary school to 6 Allonby Way, HP21 7JA is St Joseph's Catholic Infant School (177m), one of 20 primaries within walking distance. The closest secondary is The Grange School (826m), with 8 secondaries in the surrounding area.

What is the nearest station to 6 Allonby Way, HP21 7JA?

The closest bus stop to 6 Allonby Way, HP21 7JA is RC Schools, 176m away. In total there are 30 bus stops within the surrounding area.

Calculators

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6 Allonby Way, Aylesbury, HP21 7JA

Extendable1 planning record

Property type

Detached

Bedrooms

Bathrooms

Floor area

122 m²

1313 sq ft

Energy rating

Score 74

Council tax

Band F

Tenure

Owner Occupied

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Overview

About 6 Allonby Way

A plain-English summary derived from public records, EPC certificates, sold prices and local data.

6 Allonby Way is a four-bedroom detached house in Aylesbury (HP21 7JA). It has a recorded floor area of 122 m² (around 1313 sq ft), construction records dating it to 1976-1982 and council tax band F. The latest certificate (November 2025) shows a C (score 74). When first surveyed in April 2011 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Average to Good and hot-water efficiency went from Poor to Good; while window efficiency dropped from Good to Average and lighting dropped from Very Good to Good. Other recorded features include a conservatory. Our model identifies extension potential, subject to local planning policy.

A recent sale: £622,500 in March 2026. One planning record on file: an extension approved in 2012. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 73% of similar EPCs). Across 2011–2026, sale prices on this property compounded at 3.3% per year. On a £-per-square-foot basis, the last sale (£474/sq ft) was about 60.1% above the typical sold price in the postcode.

Specifications

What this property has

Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.

Inside

Bedrooms4
Bathrooms2
CloakroomYes
EnsuiteYes
ConservatoryYes

Outside

Private gardenFront and rear
GarageDouble

Building

Extension potentialPossible

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Energy

Energy performance

Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.

Current Certificate(1 of 2)

Nov 2025

EPC Rating

C74

Main Heating

Gas

Main Fuel

Gas

Hot Water

Good

Windows

Average

CO2 Emissions

3.2 t/year

Occupancy

Owner Occupied

Certificate validity

Valid until 20 November 2035

9 years remaining

Property Improvements

Changes detected from historical EPC data

Nov 2025from Apr 2011

EPC improved fromD59toC74

Hot Water

Main (No Stat)Main System

Hot water system upgraded

Wall Insulation

Partial InsulationInsulated Cavity

Wall insulation upgraded

Low Energy Lighting

73%100%

More low energy lighting installed

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Late 20th centuryDetached HouseEPC C

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Planning

Planning history

Applications and permits filed against 6 Allonby Way, Aylesbury, HP21 7JA, sourced from the PlanIt planning register.

1 application on record at 6 Allonby Way, Aylesbury, HP21 7JA

1decisions1extensions6documents3nearby

Jun 2012
ConservatoryFull
Outcome in report
Extension: Rear of property
Rear conservatory and new roof to existing single storey rear element
Extension
Documents
6 docs on file
Reference
12/00987/APP
Full record in report

Unlock 6 Allonby Way, Aylesbury, HP21 7JA's full planning history

You're seeing the shape of it. The report has the substance.

Every decision — granted, refused or withdrawn (1 on record)
All 1 application on this property in full, plus 3 notable nearby
The 6 documents, officer reports & conditions
What the pattern means for extending or converting here

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Price

Sales history & valuation

Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.

6 Allonby Way valuation sits well clear of the typical sold price in this postcode.

Current estimate

£628,000

Modelled from EPC, postcode comparables and a sale-price growth of 3.3% per year over 14 years.

See how we calculated this

Last sold (2026)

£622,500

Growth on file: 3.3% per year over 14 years.

Sales timeline

13 March 2026Most recent
£622,500
+59.6%over 14 years
17 October 2011
£390,000

Median price across the last 5 sales in HP21 7JA: £625,500 (2025–2020).

Nearby sales in HP21 7JA

On the street

Versus other Allonby Way homes

Four headline reads against 15 similar houses on this street, drawn from the latest EPC and Land Registry data.

6 Allonby Way is notably below the street on years held.

Price per m²

£5,102

Street avg £3,869

Above

Floor Area

122 m²

Street avg 130 m²

On par

Habitable Rooms

6 rooms

Street avg 6 rooms

On par

CO₂ Emissions

3.2 t/year

Street avg 5.1 t/year

Strongly above

Before you decide

Everything you need to know about 6 Allonby Way

The true value, the hidden risks and the full sale history, in one report.

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The data behind every report

Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.

£639k

1 Allonby Way

HP21 7JA

4 bed

£573k

1 Ash Grove

HP21 7PU

4 bed

£395k

1 Cam Mead

HP21 7DZ

4 bed1 bath

£557k

1 Canford Court

HP21 7NZ

5 bed3 bath

£494k

1 Byron Road

HP21 7LU

3 bed1 bath

£440k

1 Claremont Close

HP21 7NR

3 bed

£382k

1 Braden Close

HP21 7JU

3 bed1 bath

£353k

1 Chadwell Path

HP21 7EL

3 bed1 bath

Area

The neighbourhood at a glance

A condensed read of the local area. Each tile links through to the full breakdown on the Aylesbury district page.

Full Aylesbury report

Crime

175/mo

Steady year-on-year across the wider district.

Nearest stop

0.2 km

RC Schools — bus stop.

Closest school

0.2 km

St Joseph's Catholic Infant School. 28 schools nearby.

Go deeper on the local area

A Local Area report breaks down crime, transport links, schools and air quality in depth.

Noise

Road noise across the postcode

Modelled day and night-time noise levels around HP21 7JA from Defra's strategic mapping. The pin marks this postcode's centroid.

Daytime· 07:00 – 23:00

50.7dB

Low

Night-time road noise heatmap for HP21 7JA

Night-time· 23:00 – 07:00

41.6dB

Low

55 dB

60 dB

65 dB

70 dB

75 dB

80 dB

Defra Road Noise Strategic Mapping, Round 4

FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 6 Allonby Way, Aylesbury, HP21 7JA. Each answer is also embedded as structured data for search engines.