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Get started19 High Firs is a mid-terrace house in Radlett (WD7 8BH). It has a recorded floor area of 91 m² (around 980 sq ft), construction records dating it to 1983-1990 and council tax band F. At 91 m² this is the smallest unit on EPC record across the building (91–118 m²). The building's EPC ratings span E to B, with this unit at the top. On EPC score it ranks first in the building (84 versus a worst of 54). The latest certificate (December 2020) returns a B (score 84), comfortably above the UK average. When first surveyed in November 2010 the rating was D, the property has climbed 2 bands since. Between certificates, wall efficiency went from Average to Good and window efficiency went from Average to Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good.
Sale prices here have outpaced England HPI: 16.6% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£684/sq ft) was about 57.4% above the typical sold price in the postcode. Its energy rating outperforms most of the postcode (better than 77% of similar EPCs). Last sale on file: £670,000 in March 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
19 High Firs's carbon output is low for the local stock.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£680,000
Modelled from EPC, postcode comparables and a sale-price growth of 16.6% per year over 3 years.
£670,000
Growth on file: 16.6% per year over 3 years.
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19 High Firs outperforms the street on epc rating by a wide margin.
Price per m²
£7,363
Street avg £5,258
Floor Area
91 m²
Street avg 105 m²
Habitable Rooms
3 rooms
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Newlands Avenue — bus stop.

Daytime· 07:00 – 23:00
47.7dB

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Changes detected from historical EPC data
Hot water efficiency decreased
Window efficiency improved
Wall insulation upgraded
Are we missing something? Tell us about home improvements to help adjust your valuation.
31 March 2021Most recent
£670,000
+50.6%over 2 years2 August 2018
£445,000
Median price across the last 5 sales in WD7 8BH: £628,000 (2025–2024).
Detailed EPC data
Full energy ratings, history and recommendations
Full planning history
Every application and decision on record
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Comparable sales, transport, crime, schools and more

Street avg 4 rooms
CO₂ Emissions
1.4 t/year
Street avg 3.2 t/year
Closest school
0.4 km
St John's Church of England Infant and Nursery School. 4 schools nearby.
Night-time· 23:00 – 07:00
39.3dB