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12a, High Street, Sunningdale, Ascot, SL5 0LU

Property type
Detached
Habitable rooms
8
From EPC
Floor area
177 m²
1905 sq ft
Energy rating
D
Score 58
Council tax
Band F
Tenure
Owner Occupied
Overview

About 12a

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

12a is a detached house in Sunningdale, Ascot, Ascot (SL5 0LU). It has a recorded floor area of 177 m² (around 1905 sq ft), construction records dating it to before 1900 and council tax band F. The latest certificate (August 2025) shows a D (score 58), a step below the typical UK home. When first surveyed in February 2010 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor; while roof efficiency dropped from Good to Average and hot-water efficiency dropped from Very Good to Good. The recommended improvements would push it to C (score 75).

Untraded for 26 years, with the last transfer in August 2000. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £1,103,000 sits 273.9% above the 2000 sale of £295,000. On a £-per-square-foot basis, the last sale (£155/sq ft) was about 58% below the postcode norm.

Before you decide

Everything you need to know about 12a

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

£14.99one-off

30-day 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.

12a's carbon output runs well above what efficient homes in the postcode produce.

Current Certificate(1 of 4)
Aug 2025

EPC Rating

A
B
C
D
D58
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Poor
CO2 Emissions
6.4 t/year
Occupancy
Owner Occupied

Property Improvements

Changes detected from historical EPC data

Aug 2015from Feb 2010
Hot Water
Main (No Stat)Main System

Hot water system upgraded

Low Energy Lighting
90%25%

Low energy lighting percentage decreased

Nov 2016from Aug 2015
EPC improved fromE48toD63
Windows
Partial DoubleFull Double

Windows upgraded, improving insulation

Walls
Very PoorPoor

Wall insulation improved

Aug 2025from Nov 2016
Heating Controls
FullFull Control

Heating controls upgraded for better temperature management

Roof Insulation
PartialInsulated

Roof insulation improved

Low Energy Lighting
6%94%

More low energy lighting installed

Planning

Planning history

Applications and permits filed against 12a, High Street, Sunningdale, Ascot, SL5 0LU, sourced from the PlanIt planning register.

12a has no planning applications on record.

The full report still covers planning activity across the surrounding area.

Price

Sales history & valuation

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

12a's estimated value is more than triple its earliest registered sale price (2000).

Current estimate

£1,103,000

Modelled from EPC, postcode comparables.

See how we calculated this
Last sold (2000)

£295,000

Recorded with HM Land Registry.

Sales timeline

  1. 14 August 2000Most recent

    £295,000

Median price across the last 5 sales in SL5 0LU: £825,000 (2022–2014).

On the street

Versus other High Street homes

Four headline reads against 7 similar houses on this street, drawn from the latest EPC and Land Registry data.

Price per m² for 12a lags the street by a wide margin.

Price per m²

£1,667

Street avg £5,080

Strongly below

Floor Area

177 m²

Street avg 150 m²

Above

Habitable Rooms

8 rooms

Street avg 6 rooms

Strongly above

CO₂ Emissions

6.4 t/year

Street avg 6.1 t/year

On par
Before you decide

Everything you need to know about 12a

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

£14.99one-off

30-day 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 Ascot district page.

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

Crime

6/mo

Steady year-on-year across the wider district.

Nearest stop

0.1 km

Sandy Lane — bus stop.

Closest school

0.4 km

Holy Trinity CofE Primary School, Sunningdale. 6 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 SL5 0LU from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for SL5 0LU

Daytime· 07:00 – 23:00

47.9dB

Low
Night-time road noise heatmap for SL5 0LU

Night-time· 23:00 – 07:00

39.9dB

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 12a, High Street, Sunningdale, Ascot, SL5 0LU. Each answer is also embedded as structured data for search engines.