Sloane House is a detached house in Brotherton, Knottingley, Knottingley (WF11 9EY). It has a recorded floor area of 387 m² (around 4166 sq ft) and construction records dating it to 2024. The latest certificate (February 2024) returns a high B (score 87), putting the home a stone's throw from an A rating.
At 387 m² the property is well over the postcode median (97 m² across 16 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £799,000 sits 699% above the 2021 sale of £100,000. On a £-per-square-foot basis, the last sale (£24/sq ft) was about 87.3% below the postcode norm. Last sale on file: £100,000 in April 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Achieving this rating across a home of this size is uncommon — larger homes typically score lower.
Sloane House has no planning applications on record.
Notable planning nearby
4applications of note in the surrounding area
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Sloane House's modelled value sits at over four times its earliest registered sale price (2021).
£799,000
Modelled from EPC, postcode comparables.
£100,000
Recorded with HM Land Registry.
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
Price per m² for Sloane House lags the street by a wide margin.
Price per m²
£258
Street avg £2,202
Floor Area
387 m²
Street avg 112 m²
CO₂ Emissions
4.9 t/year
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Crosshills House — bus stop.

Daytime· 07:00 – 23:00
52.7dB

Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
14 April 2021Most recent
£100,000
Median price across the last 5 sales in WF11 9EY: £250,000 (2025–2022).
Phoenix House High Street Brotherton Knottingley
Sold Mar 2025
Cross Hill House High Street Brotherton Knottingley
Sold Feb 2025
Quarry House High Street Brotherton Knottingley
Sold Nov 2024
Bayswater House High Street Brotherton Knottingley
Sold Aug 2022
Mulberry House High Street Brotherton Knottingley
Sold Apr 2022

Street avg 3.1 t/year
Years Held
5 years
Street avg 4 years
Closest school
0.7 km
Brotherton and Byram Community Primary Academy. 9 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Night-time· 23:00 – 07:00
44.6dB