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11 Heath Lawn, Flackwell Heath, High Wycombe, HP10 9EX

4 sales on record1 planning record
Property type
Semi-detached
Bedrooms
4
Bathrooms
2
Floor area
122 m²
1313 sq ft
Energy rating
D
Score 67
Council tax
Band D
Tenure
Owner Occupied
Overview

About 11 Heath Lawn

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

11 Heath Lawn is a four-bedroom semi-detached house in Flackwell Heath, High Wycombe, High Wycombe (HP10 9EX). It has a recorded floor area of 122 m² (around 1313 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (May 2025) shows a D (score 67), on the cusp of jumping into the C band. Earlier certificates rated it C (May 2018); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Very Good; while roof efficiency dropped from Very Good to Good and window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 81), a 2-band jump. Period features are noted in the property record. Records show the property has been extended at some point in its history.

At 122 m² the property is well over the postcode median (87 m² across 16 EPCs), placing it in the larger end of the local stock. A recent sale: £450,000 in August 2025. One planning record on file: an extension approved in 2010. Past consents include an extension, meaningful when judging how the property has evolved. Across 1997–2025, sale prices on this property compounded at 5.9% per year. Today's modelled estimate of £506,000 is 12.4% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£343/sq ft) was about 40.9% above the typical sold price in the postcode.

Before you offer

Know exactly what you're buying at 11 Heath Lawn

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

  • Bedrooms4
  • Bathrooms2
  • EnsuiteYes

Outside

  • Private gardenYes
  • GarageYes

Building

  • Period featuresYes
  • 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.

Recommended upgrades on file would lift this property by multiple EPC bands.

Current Certificate(1 of 2)
May 2025

EPC Rating

A
B
C
D
D67
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
4.1 t/year
Occupancy
Owner Occupied

Property Improvements

Changes detected from historical EPC data

May 2025from May 2018
EPC improved fromC73toD67
Low Energy Lighting
0%100%

More low energy lighting installed

Planning

Planning history

Applications and permits filed against 11 Heath Lawn, Flackwell Heath, High Wycombe, HP10 9EX, sourced from the PlanIt planning register.

Council records include a two-storey side extension at 11 Heath Lawn.

  1. Sept 2010
    ExtensionFull
    In report

    Extension: Two storey · Side of property

    Householder application for two storey side extension

    Documents
    9 docs on file
    Reference
    10/06781/FUL
    View planning record

What's in 11 Heath Lawn, Flackwell Heath, High Wycombe, HP10 9EX's planning history?

Refusals, disputes and full decisions on this property and nearby, in the report.

Price

Sales history & valuation

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

11 Heath Lawn has more than quadrupled in price since its earliest registered sale in 1997.

Current estimate

£506,000

Modelled from EPC, postcode comparables and a sale-price growth of 5.9% per year over 28 years.

See how we calculated this
Last sold (2025)

£450,000

Growth on file: 5.9% per year over 28 years.

Sales timeline

  1. 5 August 2025Most recent

    £450,000

    +97.8%over 20 years
  2. 25 May 2005

    £227,500

    +28.5%over 3 years
  3. 11 December 2001

    £177,000

    +98.9%over 4 years
  4. 20 March 1997

    £89,000

Median price across the last 5 sales in HP10 9EX: £440,000 (2024–2017).

Before you offer

Everything we know about 11 Heath Lawn, in one report

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

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On the street

Versus other Heath Lawn homes

Four headline reads against 16 similar houses on this street, drawn from the latest EPC and Land Registry data.

Years Held for 11 Heath Lawn lags the street by a wide margin.

Price per m²

£3,689

Street avg £3,513

Above

Floor Area

122 m²

Street avg 95 m²

Strongly above

Habitable Rooms

7 rooms

Street avg 5 rooms

Strongly above

CO₂ Emissions

4.1 t/year

Street avg 3.4 t/year

Strongly below
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.

Reported crime in the wider district is trending notably upward year-on-year.

Crime

3/mo

Rising year-on-year across the wider district.

Nearest stop

0.0 km

Rugwood Road — bus stop.

Closest school

0.6 km

Carrington Junior School. 15 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 HP10 9EX from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for HP10 9EX

Daytime· 07:00 – 23:00

54.0dB

Low
Night-time road noise heatmap for HP10 9EX

Night-time· 23:00 – 07:00

46.5dB

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 11 Heath Lawn, Flackwell Heath, High Wycombe, HP10 9EX. Each answer is also embedded as structured data for search engines.