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Get started37 Elm Walk is a four-bedroom semi-detached house in Radlett (WD7 8DP). It has a recorded floor area of 143 m² (around 1539 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (November 2016) shows a C (score 72). When first surveyed in August 2011 the rating was E, the property has climbed 2 bands since. Between certificates, hot-water efficiency went from Poor to Good and lighting went from Very Poor to Good; while roof efficiency dropped from Good to Average. The recommended improvements would push it to B (score 83).
Sale prices here have outpaced England HPI: 9.4% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£620/sq ft) was about 86.2% above the typical sold price in the postcode. One planning record on file: an extension approved in 2012. Past consents include an extension and a porch, meaningful when judging how the property has evolved. Sold August 2021 for £955,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Extension: Part single, part two storey · Side and rear of property
Proposed part single part two storey side and rear extensions following demolition of the existing single storey rear coal shed; Single storey front garage extension and new front porch.
37 Elm Walk has more than doubled in price since the earliest registered sale in 2011.
£1,007,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.4% per year over 10 years.
£955,000
Growth on file: 9.4% per year over 10 years.
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Habitable Rooms for 37 Elm Walk lags the street by a wide margin.
Price per m²
£6,678
Street avg £5,251
Floor Area
143 m²
Street avg 147 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Shops — bus stop.

Daytime· 07:00 – 23:00
47.0dB

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Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
More low energy lighting installed
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20 August 2021Most recent
£955,000
+4.9%over 2 years14 June 2019
£910,000
+127.5%over 7 years30 November 2011
£399,950
Median price across the last 5 sales in WD7 8DP: £940,000 (2025–2018).
Detailed EPC data
Full energy ratings, history and recommendations
Full planning history
Every application and decision on record
Plus much more
Comparable sales, transport, crime, schools and more

CO₂ Emissions
4.3 t/year
Street avg 5.6 t/year
WD7 8JE
Closest school
0.4 km
St John's Church of England Infant and Nursery School. 4 schools nearby.
Night-time· 23:00 – 07:00
38.0dB