1 Colne Avenue, Watford, WD19 4JF
About 1 Colne Avenue
1 Colne Avenue is a semi-detached house in Watford (WD19 4JF). It has a recorded floor area of 69 m² (around 743 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (September 2025) shows a C (score 69), just inside the C band. When first surveyed in March 2023 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good; while roof efficiency dropped from Good to Average and window efficiency dropped from Average to Poor.
Energy performance
EPC Rating
Certificate validity
Valid until 13 September 2035
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
Wall insulation improved
Loft insulation upgraded to recommended levels
Low energy lighting percentage decreased
Get a survey for this property
Level 3 Building Survey
Because the property has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,020 · Includes VAT
Planning history
1 Colne Avenue has no planning applications on record.
But the area is active
4 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
1 Colne Avenue has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£415,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in WD19 4JF: £430,000 (2026–2019).
Nearby sales in WD19 4JF
Versus other Colne Avenue homes
1 Colne Avenue outperforms the street on co₂ emissions by a wide margin.
EPC Rating
69 (C)
Street avg 66 (D)
Floor Area
69 m²
Street avg 82 m²
CO₂ Emissions
1.8 t/year
Street avg 3.2 t/year
Habitable Rooms
4 rooms
Street avg 4 rooms
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
179/mo
Falling year-on-year across the wider district.
Nearest stop
0.2 km
Long Croft — bus stop.
Closest school
0.6 km
Bromet Primary School. 34 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
51.0dB

Night-time· 23:00 – 07:00
41.8dB







