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4a, South Hills, Brill, Aylesbury, HP18 9TQ

Property type
Semi-detached
Habitable rooms
4
From EPC
Floor area
136 m²
1464 sq ft
Energy rating
C
Score 69
Tenure
Owner Occupied
Overview

About 4a

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

4a is a semi-detached house in Brill, Aylesbury, Aylesbury (HP18 9TQ). It has a recorded floor area of 136 m² (around 1464 sq ft) and construction records dating it to before 1900. The latest certificate (July 2017) shows a C (score 69), just inside the C band. When first surveyed in September 2016 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good and main heating went from Poor to Good; while roof efficiency dropped from Very Good to Good and hot-water efficiency dropped from Poor to Very Poor. The recommended improvements would push it to B (score 81). Main heating runs on electricity.

Its energy rating outperforms most of the postcode (better than 82% of similar EPCs). Across 2016–2018, sale prices on this property compounded at 1126.8% per year. Today's modelled estimate of £1,052,000 is 15% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£625/sq ft) was about 77.4% above the typical sold price in the postcode. Most recent transfer: August 2018 at £915,000.

Before you decide

Everything you need to know about 4a

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

Larger development activity nearby

Pick your report · every report is £14.99

One time fee only - money back guarantee

Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
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)
Jul 2017

EPC Rating

A
B
C
C69
D
E
F
G
Main Heating
Heat Pump
Main Fuel
Electric
Hot Water
Very Poor
Windows
Good
CO2 Emissions
3.6 t/year
Occupancy
Owner Occupied

Property Improvements

Changes detected from historical EPC data

Jul 2017from Sept 2016
EPC improved fromD59toC69
Heating Controls
Prog + StatFull Control

Heating controls upgraded for better temperature management

Hot Water
PoorVery Poor

Hot water efficiency decreased

Walls
Very PoorGood

Wall insulation improved

SDL Surveying

Get a survey for this property

Level 3 Building Survey

Victorian-eraSemi-Detached HouseEPC CPre-1919 buildNo mains gasSolid (non-cavity) walls

Because the property was built before 1919, has no mains gas supply, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.

From £1,645 · Includes VAT

Planning

Planning history

Applications and permits filed against 4a, South Hills, Brill, Aylesbury, HP18 9TQ, sourced from the PlanIt planning register.

4a has no planning applications on record.

2

But the area is active

2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.

Price

Sales history & valuation

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

4a has more than quadrupled in price since its earliest registered sale in 2016.

Current estimate

£1,052,000

Modelled from EPC, postcode comparables and a sale-price growth of 1126.8% per year over 2 years.

See how we calculated this
Last sold (2018)

£915,000

Growth on file: 1126.8% per year over 2 years.

Sales timeline

  1. 9 August 2018Most recent

    £915,000

    +9050.0%over 1 year
  2. 20 October 2016

    £10,000

Median price across the last 5 sales in HP18 9TQ: £785,000 (2025–2018).

On the street

Versus other South Hills homes

Four headline reads against 11 similar houses on this street, drawn from the latest EPC and Land Registry data.

4a outperforms the street on price per m² by a wide margin.

Price per m²

£6,728

Street avg £4,664

Strongly above

Floor Area

136 m²

Street avg 155 m²

On par

Habitable Rooms

4 rooms

Street avg 6 rooms

Strongly below

CO₂ Emissions

3.6 t/year

Street avg 7.4 t/year

Strongly above
Before you decide

Everything you need to know about 4a

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

Larger development activity nearby

Pick your report · every report is £14.99

One time fee only - money back guarantee

Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
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.

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

Crime

2/mo

Steady year-on-year across the wider district.

Nearest stop

0.3 km

The Square — bus stop.

Closest school

0.6 km

Brill Church of England School. 2 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 HP18 9TQ from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for HP18 9TQ

Daytime· 07:00 – 23:00

45.0dB

Low
Night-time road noise heatmap for HP18 9TQ

Night-time· 23:00 – 07:00

36.2dB

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 4a, South Hills, Brill, Aylesbury, HP18 9TQ. Each answer is also embedded as structured data for search engines.