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Get started40 Heron Close is a three-bedroom detached house in Sway, Lymington, Lymington (SO41 6ET). It has a recorded floor area of 93 m² (around 1001 sq ft), construction records dating it to 1976-1982 and council tax band E. The latest certificate (December 2025) returns a high B (score 89), putting the home a stone's throw from an A rating. When first surveyed in July 2021 the rating was D, the property has climbed 2 bands since. Between certificates, window efficiency went from Average to Good and lighting went from Average to Very Good. This certificate was lodged in the last six months, so the rating reflects current condition.
One planning application is currently pending a decision in 2026. On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £593,000 is 17.9% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£502/sq ft) was about 55.1% above the typical sold price in the postcode. Sold September 2021 for £503,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
40 Heron Close ranks among the most efficient homes in the postcode for energy use.
An application for an extension is currently awaiting a decision.
Application for a Certificate of Lawful Development for Proposed single storey extension
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£593,000
Modelled from EPC, postcode comparables.
£503,000
Recorded with HM Land Registry.
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On epc rating, 40 Heron Close stands well clear of the street.
Price per m²
£5,409
Street avg £3,985
Floor Area
93 m²
Street avg 105 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Sway Rail Station — railway station.

Daytime· 07:00 – 23:00
45.3dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
High performance glazing installed
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
30 September 2021Most recent
£503,000
Median price across the last 5 sales in SO41 6ET: £590,000 (2025–2020).
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Related properties
Comparable homes and street-level pricing
Full planning history
Every application and decision on record
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CO₂ Emissions
2.1 t/year
Street avg 3.7 t/year
SO41 6AW
Closest school
0.4 km
St Luke's Church of England Primary School. 2 schools nearby.
Night-time· 23:00 – 07:00
37.3dB