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Get startedDiamond Cottage is a semi-detached house in Keyhaven, Lymington, Lymington (SO41 0TP). It has a recorded floor area of 107 m² (around 1152 sq ft) and construction records dating it to 1900-1929. The latest certificate (November 2019) shows a D (score 62), on the cusp of jumping into the C band. When first surveyed in February 2014 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Good and window efficiency went from Poor to Good; while lighting dropped from Very Good to Good. The recommended improvements would push it to C (score 80).
Sale prices here have outpaced England HPI: 6.2% per year against 0% for the wider region. Today's modelled estimate of £577,000 sits 50.1% above the 2015 sale of £384,500. On a £-per-square-foot basis, the last sale (£334/sq ft) was about 32.4% below the postcode norm. At 107 m² the property is well over the postcode median (70 m² across 7 EPCs), placing it in the larger end of the local stock. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and new windows, meaningful when judging how the property has evolved. Last changed hands 11 years ago, in July 2015.
Extension: Single storey
Re-roof single storey extension; lantern roof light
Sale price has at least doubled since 1998.
£577,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.2% per year over 17 years.
£384,500
Growth on file: 6.2% per year over 17 years.
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Price per m² for Diamond Cottage lags the street by a wide margin.
Price per m²
£3,593
Street avg £7,415
Floor Area
107 m²
Street avg 74 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km

Daytime· 07:00 – 23:00
42.6dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Low energy lighting percentage decreased
Hot water system changed
More low energy lighting installed
Hot water system upgraded
Windows upgraded, improving insulation
Wall insulation improved
Roof insulation improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
Side Window; Conservation Roof Light
2 July 2015Most recent
£384,500
+184.8%over 17 years27 February 1998
£135,000
Median price across the last 5 sales in SO41 0TP: £398,950 (2021–2014).
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Detailed EPC data
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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
4.0 t/year
Street avg 4.6 t/year
SO41 0ZJ
War Memorial — bus stop.
Closest school
2.0 km
Milford-on-Sea Church of England Primary School. 1 school nearby.
Flood risk
Low
From the Environment Agency.
Night-time· 23:00 – 07:00
35.6dB