Laggan House, Apartment 1, Lady Margaret Road, Ascot, SL5 9QH
About Laggan House
Laggan House is a four-bedroom detached house in Ascot (SL5 9QH). It has a recorded floor area of 216 m² (around 2325 sq ft) and construction records dating it to 2003-2006. The latest certificate (February 2016) returns a high B (score 87), putting the home a stone's throw from an A rating. When first surveyed in August 2009 the rating was C, the property has climbed 1 band since. Between certificates, wall efficiency went from Good to Very Good, window efficiency went from Good to Very Good and lighting went from Very Poor to Very Good. The latest certificate is from February 2016, so improvements made since then won't be reflected. At 216 m² this is the 5th smallest of 7 units on EPC record in Laggan House, where floor areas span 89–309 m². The building's EPC ratings span C to B, with this unit at the top.
Today's modelled estimate of £1,269,000 is 11.3% below the 2023 sale of £1,430,000, an unusual pattern given regional price growth and worth checking against the EPC condition. On a £-per-square-foot basis, the last sale (£615/sq ft) was about 51.7% above the typical sold price in the postcode. At 216 m² the property is well over the postcode median (142 m² across 34 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 76% of similar EPCs). Most recent transfer: November 2023 at £1,430,000.
What this property has
Inside
- Bedrooms4
- Bathrooms3
Outside
- ParkingUnderground
Building
- Heating systemElectric
- LiftYes
- ConciergeYes
Energy performance
Achieving this rating across a home of this size is uncommon — larger homes typically score lower.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 01 Mar 2026
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
High performance glazing installed
Wall insulation improved
Planning history
Laggan House has no planning applications on record.
Notable planning nearby
1applications of note in the surrounding area
We flagged 1 thing worth checking at Laggan House
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.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
Laggan House valuation sits well clear of the typical sold price in this postcode.
£1,269,000
Modelled from EPC, postcode comparables and a sale-price growth of -0.2% per year over 6 years.
£1,430,000
Growth on file: -0.2% per year over 6 years.
Sales timeline
3 November 2023Most recent
£1,430,000
-1.4%over 6 years8 June 2017
£1,450,000
Median price across the last 5 sales in SL5 9QH: £1,165,000 (2025–2021).
Nearby sales in SL5 9QH
Clareways, Flat 10, Lady Margaret Road, Ascot, SL5 9QH
Sold Oct 2025
£650,000Henzelian House, Lady Margaret Road, Ascot, SL5 9QH
Sold May 2024
£2,118,000Clareways, Flat 8, Lady Margaret Road, Ascot, SL5 9QH
Sold Aug 2023
£497,000Laggan House, Apartment 6, Lady Margaret Road, Ascot, SL5 9QH
Sold Aug 2022
£1,165,000Laggan House, Apartment 3, Lady Margaret Road, Ascot, SL5 9QH
Sold Dec 2021
£1,522,000
Versus other Lady Margaret Road homes
On years held, Laggan House runs well behind the street norm.
Price per m²
£6,620
Street avg £6,205
Floor Area
216 m²
Street avg 107 m²
CO₂ Emissions
2.2 t/year
Street avg 2.4 t/year
Years Held
3 years
Street avg 12 years
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Charters Road — bus stop.
Closest school
0.9 km
Holy Trinity CofE Primary School, Sunningdale. 5 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
49.9dB

Night-time· 23:00 – 07:00
41.1dB







