Rowallan, Windsor Great Park, Ascot, SL5 7RX
About Rowallan
Rowallan is a semi-detached house in Ascot (SL5 7RX). It has a recorded floor area of 112 m² (around 1206 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (February 2023) returns a B (score 81), comfortably above the UK average. When first surveyed in July 2012 the rating was D, the property has climbed 2 bands since. Between certificates, window efficiency went from Average to Good, hot-water efficiency went from Poor to Good and main heating went from Average to Very Good; while wall efficiency dropped from Good to Average. The recommended improvements would push it to A (score 102). Main heating runs on electricity.
At 112 m² it's 19.1% larger than the typical home in the postcode (94 m² median across 6 EPCs). On energy efficiency it sits in the top 10% of properties in this postcode.
Everything you need to know about Rowallan
The true value, the hidden risks and the full sale history, in one report.
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The data behind every report
Energy performance
Rowallan ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
Window efficiency improved
Loft insulation upgraded to recommended levels
Low energy lighting percentage decreased
Heating controls changed
Hot water efficiency improved
More low energy lighting installed
Solar PV panels (10 kWp) installed
Planning history
Rowallan has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
We flagged 1 thing worth checking at Rowallan
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
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Sales history & valuation
Rowallan has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£670,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 1 sales in SL5 7RX: £353,612 (2020–2020).
Nearby sales in SL5 7RX
Versus other Windsor Great Park homes
EPC Rating for Rowallan runs comfortably ahead of the street norm.
EPC Rating
81 (B)
Street avg 58 (D)
Floor Area
112 m²
Street avg 152 m²
CO₂ Emissions
1.8 t/year
Street avg 4.8 t/year
Habitable Rooms
5 rooms
Street avg 6 rooms
Everything you need to know about Rowallan
The true value, the hidden risks and the full sale history, in one report.
30-day money-back guarantee
The data behind every report
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The neighbourhood at a glance
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
1.5 km
London Road — bus stop.
Closest school
2.1 km
Holy Trinity CofE Primary School, Sunningdale. 3 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
42.9dB
Night-time· 23:00 – 07:00
37.5dB