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Get started25 Cobden Hill is a four-bedroom semi-detached house in Radlett (WD7 7JL). It has a recorded floor area of 190 m² (around 2045 sq ft), construction records dating it to 2012 onwards and council tax band G. The latest certificate (January 2023) shows a D (score 67), on the cusp of jumping into the C band. Earlier certificates rated it C (April 2013); the latest reading is one band lower. Between certificates, hot-water efficiency went from Very Poor to Average; while roof efficiency dropped from Very Good to Good and main heating dropped from Good to Average. The recommended improvements would push it to C (score 75). Main heating runs on electricity.
Sale prices here have outpaced England HPI: 4.4% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£577/sq ft) was about 24.2% above the typical sold price in the postcode. At 190 m² the property is well over the postcode median (89 m² across 22 EPCs), placing it in the larger end of the local stock. 2 planning records sit against the property, 0 approved, 0 refused. Sold August 2023 for £1,180,000.
25 Cobden Hill's carbon output runs well above what efficient homes in the postcode produce.
Planning history at 25 Cobden Hill is exclusively tree-management applications — typical for a property with mature trees on or near the plot.
T1 SYCAMORE. Prune back to boundary and away from building by 2m. T2 SILVER BIRCH. Prune back to boundary and away from building by 2m. T3 ASH. Prune back to boundary and away from building by 2m. T4 SYCAMORE. Prune back to main stem lower branches to clear garage and lift to 3m on garage side.
25 Cobden Hill valuation sits well clear of the typical sold price in this postcode.
£1,222,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.4% per year over 9 years.
£1,180,000
Growth on file: 4.4% per year over 9 years.
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CO₂ Emissions for 25 Cobden Hill lags the street by a wide margin.
Price per m²
£6,211
Street avg £5,438
Floor Area
190 m²
Street avg 116 m²
Habitable Rooms
7 rooms
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.4 km
Craigweil Avenue — bus stop.

Daytime· 07:00 – 23:00
48.4dB

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T1 SYCAMORE. Prune back to boundary and away from building by 2 meters. T2 SILVER BIRCH Prune back to boundary and away from building by 2 meters. T3 ASH. Prune back to boundary and away from building by 2 meters. T4 SYCAMORE. Prune back to main stem lower branches to clear from garage and lift to 3 meters on garage side, remove dead-wood and prune back to boundary
3 August 2023Most recent
£1,180,000
+50.3%over 9 years14 March 2014
£785,000
Median price across the last 5 sales in WD7 7JL: £915,000 (2024–2021).
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

Street avg 5 rooms
CO₂ Emissions
8.8 t/year
Street avg 4.7 t/year
WD7 7DB
Closest school
0.6 km
Newberries Primary School. 7 schools nearby.
Night-time· 23:00 – 07:00
39.6dB