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20 Allen Drive, Walters Ash, High Wycombe, HP14 4SS

1 planning record
Property type
Semi-detached
Bedrooms
3
Bathrooms
2
Floor area
131 m²
1410 sq ft
Energy rating
C
Score 69
Council tax
Band F
Tenure
Owner Occupied
Overview

About 20 Allen Drive

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

20 Allen Drive is a three-bedroom semi-detached house in Walters Ash, High Wycombe, High Wycombe (HP14 4SS). It has a recorded floor area of 131 m² (around 1410 sq ft), construction records dating it to 1967-1975 and council tax band F. The latest certificate (January 2021) shows a C (score 69), just inside the C band. When first surveyed in September 2013 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good; while wall efficiency dropped from Good to Average. Records show the property has been extended at some point in its history.

One planning record on file: an extension approved in 2016. Past consents include an extension, a porch and partial demolition, meaningful when judging how the property has evolved. At 131 m² it's 24.8% larger than the typical home in the postcode (105 m² median across 14 EPCs). Across 2014–2021, sale prices on this property compounded at 8.4% per year. Today's modelled estimate of £659,000 is 14.6% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£408/sq ft) was about 16.1% above the typical sold price in the postcode. Sold March 2021 for £575,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.

Before you offer

Know exactly what you're buying at 20 Allen Drive

Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.

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Valuation

against the asking price

Risks

planning & flood

Sold prices

similar homes nearby

Trends

the local market

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

  • Bedrooms3
  • Bathrooms2
  • EnsuiteYes
  • FireplaceYes

Outside

  • Private gardenYes
  • Garageintegral

Building

  • Previously extendedYes
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)
Jan 2021

EPC Rating

A
B
C
C69
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Good
CO2 Emissions
4.2 t/year
Occupancy
Owner Occupied

Property Improvements

Changes detected from historical EPC data

Jan 2021from Sept 2013
EPC improved fromD68toC69
Windows
AverageGood

Window efficiency improved

Low Energy Lighting
77%100%

More low energy lighting installed

Planning

Planning history

Applications and permits filed against 20 Allen Drive, Walters Ash, High Wycombe, HP14 4SS, sourced from the PlanIt planning register.

Planning history includes recorded demolition works, indicating a major rebuild phase at this address.

  1. Oct 2016
    PorchFull
    In report

    Extension: Two storey · Front of property

    Householder application for demolition of existing single storey front entrance porch, construction of two storey front extension and new front entrance porch, with minor internal alterations

    ExtensionDemolition
    Documents
    9 docs on file
    Reference
    16/07433/FUL
    View planning record
Before you offer

We flagged 1 thing worth checking at 20 Allen Drive

Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.

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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.

The latest sale landed in the post-pandemic price surge — useful context when reading the figure.

Current estimate

£659,000

Modelled from EPC, postcode comparables and a sale-price growth of 8.4% per year over 7 years.

See how we calculated this
Last sold (2021)

£575,000

Growth on file: 8.4% per year over 7 years.

Sales timeline

  1. 26 March 2021Most recent

    £575,000

    +76.9%over 7 years
  2. 21 February 2014

    £325,000

Median price across the last 5 sales in HP14 4SS: £525,000 (2024–2023).

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Everything we know about 20 Allen Drive, in one report

What it's really worth, what could be wrong, and the planning, sales and area data in full.

What we flagged

  • Larger development activity nearby
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On the street

Versus other Allen Drive homes

Four headline reads against 14 similar houses on this street, drawn from the latest EPC and Land Registry data.

On habitable rooms, 20 Allen Drive stands well clear of the street.

Price per m²

£4,389

Street avg £4,425

On par

Floor Area

131 m²

Street avg 120 m²

Above

Habitable Rooms

6 rooms

Street avg 6 rooms

Above

CO₂ Emissions

4.2 t/year

Street avg 4.9 t/year

Above
Area

The neighbourhood at a glance

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

Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.

Crime

3/mo

Steady year-on-year across the wider district.

Nearest stop

0.1 km

Woodcock Avenue — bus stop.

Closest school

0.5 km

Naphill and Walters Ash School. 5 schools nearby.

Go deeper on the local area

The full 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 HP14 4SS from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for HP14 4SS

Daytime· 07:00 – 23:00

44.9dB

Low
Night-time road noise heatmap for HP14 4SS

Night-time· 23:00 – 07:00

36.6dB

Low
55 dB
60 dB
65 dB
70 dB
75 dB
80 dB
Defra Road Noise Strategic Mapping, Round 4
Map

Everything within walking distance

Schools, transport stops and scenic spots near this property — 35 points of interest in total.
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 20 Allen Drive, Walters Ash, High Wycombe, HP14 4SS. Each answer is also embedded as structured data for search engines.