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Get started44 Keswick Avenue is a four-bedroom mid-terrace house in Merton, London, London (SW19 3JE). It has a recorded floor area of 142 m² (around 1528 sq ft), construction records dating it to before 1900 and council tax band E. The latest certificate (September 2020) shows a C (score 69), just inside the C band. When first surveyed in August 2017 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Good to Very Good.
Sale prices here have outpaced London HPI: 9.3% per year against 0% for the wider region. Today's modelled estimate of £1,065,000 is 16.8% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£597/sq ft) was about 30.3% above the typical sold price in the postcode. 2 planning records sit against the property, 1 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 89% of similar EPCs). Sold September 2018 for £912,000.
Planning history includes both a loft conversion and an extension — the classic family-home expansion.
APPLICATION FOR A LAWFUL DEVELOPMENT CERTIFICATE IN RESPECT OF THE PROPOSED ERECTION OF A REAR ROOF EXTENSION, CONVERSION OF ROOF SPACE AND INSTALLATION OF 3 x ROOFLIGHTS TO FRONT ROOF SLOPE
44 Keswick Avenue has more than quadrupled in price since its earliest registered sale in 1998.
£1,065,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.3% per year over 20 years.
£912,000
Growth on file: 9.3% per year over 20 years.
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Detailed AI analysis
44 Keswick Avenue outperforms the street on epc rating by a wide margin.
Price per m²
£6,423
Street avg £6,190
Floor Area
142 m²
Street avg 151 m²
Habitable Rooms
6 rooms
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Kenley Road / Mostyn Road — bus stop.

Daytime· 07:00 – 23:00
50.0dB

Changes detected from historical EPC data
Windows upgraded, improving insulation
More low energy lighting installed
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Extension: Single storey · Rear of property
ERECTION OF SINGLE STOREY REAR EXTENSION.
13 September 2018Most recent
£912,000
+516.2%over 20 years17 April 1998
£148,000
Median price across the last 5 sales in SW19 3JE: £1,050,000 (2025–2016).
An AI-written breakdown of everything that matters
Detailed EPC data
Full energy ratings, history and recommendations
Related properties
Comparable homes and street-level pricing
Full planning history
Every application and decision on record
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Street avg 6 rooms
CO₂ Emissions
4.2 t/year
Street avg 6.7 t/year
SW19 3JJ
Closest school
0.1 km
Merton Park Primary School. 46 schools nearby.
Night-time· 23:00 – 07:00
40.4dB