29 Colne Avenue, Watford, WD19 4JF
About 29 Colne Avenue
29 Colne Avenue is a semi-detached house in Watford (WD19 4JF). It has a recorded floor area of 78 m² (around 840 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (September 2025) shows an E (score 48), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 80), a 2-band jump.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 2 planning records sit against the property, 1 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved.
Energy performance
29 Colne Avenue sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Planning history
29 Colne Avenue has an approved single-storey rear extension on the planning record.
- Mar 2026PorchFullIn report
Installation of new ground and first-floor windows, a new 3 metre squared front porch and enhancement with external wall insulation to improve thermal performance
ExtensionNew Windows- Documents
- 8 docs on file
- Reference
- 26/00085/FULH
- Jan 2026ExtensionOutlineIn report
Extension: Single storey · Rear of property
The erection of a single storey rear extension which would extend beyond the rear wall of the original house by 6.00m for which the maximum height would be 4.00m and for which the height of the eaves would be 2.70m
- Documents
- 6 docs on file
- Reference
- 25/01091/HPD
We flagged 1 thing worth checking at 29 Colne Avenue
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
29 Colne Avenue has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£430,000
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: £420,000 (2023–2014).
Nearby sales in WD19 4JF
Versus other Colne Avenue homes
29 Colne Avenue is notably below the street on epc rating.
EPC Rating
48 (E)
Street avg 67 (D)
Floor Area
78 m²
Street avg 81 m²
CO₂ Emissions
5.1 t/year
Street avg 3.1 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
4/mo
Steady 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
The full 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








