11 St Marys Park, Windermere, LA23 1AY
About 11 St Marys Park
11 St Marys Park is a three-bedroom detached house in Windermere (LA23 1AY). It has a recorded floor area of 90 m² (around 969 sq ft), construction records dating it to 1976-1982 and council tax band F. The latest certificate (January 2025) shows a D (score 64), on the cusp of jumping into the C band. When first surveyed in October 2014 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Average, window efficiency went from Poor to Average and lighting went from Good to Very Good. The recommended improvements would lift it to B (score 84), a 2-band jump.
4 planning records sit against the property, 3 approved, 1 refused. Past consents include an extension and tree works, meaningful when judging how the property has evolved. On a £-per-square-foot basis, the last sale (£666/sq ft) was about 104.8% above the typical sold price in the postcode. Most recent transfer: October 2022 at £645,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 11 St Marys Park
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms3
- Bathrooms1
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Windows upgraded, improving insulation
Wall insulation upgraded
More low energy lighting installed
Planning history
11 St Marys Park has been extended on multiple sides of the property across separate planning applications.
- Jan 2026ExtensionOutlineIn report
Extension: Single storey · Rear of property
Single storey rear house extension
- Council
- South Lakeland
- Documents
- 7 docs on file
- Reference
- 7/2025/5660
- Jan 2026ExtensionFullIn report
Extension: Single storey · Side of property
Single storey side extension
- Council
- South Lakeland
- Documents
- 13 docs on file
- Reference
- 7/2025/5415
We flagged 1 thing worth checking at 11 St Marys Park
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
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£708,000
Modelled from EPC, postcode comparables.
£645,000
Recorded with HM Land Registry.
Sales timeline
27 October 2022Most recent
£645,000
Median price across the last 5 sales in LA23 1AY: £389,050 (2021–2014).
Nearby sales in LA23 1AY
Everything we know about 11 St Marys Park, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other St Marys Park homes
Price per m² for 11 St Marys Park runs comfortably ahead of the street norm.
Price per m²
£7,167
Street avg £3,806
Floor Area
90 m²
Street avg 99 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.0 t/year
Street avg 5.4 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Rising year-on-year across the wider district.
Nearest stop
0.6 km
Windermere Rail Station — railway station.
Closest school
1.0 km
St Cuthberts Catholic Primary School, Windermere. 4 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
51.2dB

Night-time· 23:00 – 07:00
43.2dB