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. Most recent transfer was October 2025 at £400,000 — fresh data. 2 planning records sit against the property, 1 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Today's modelled estimate of £476,000 is 19% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£476/sq ft) was about 80.2% above the typical sold price in the postcode.
Everything you need to know about 29 Colne Avenue
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
29 Colne Avenue sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Certificate validity
Valid until 1 September 2035
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
29 Colne Avenue has an approved single-storey rear extension on the planning record.
2 applications on record at 29 Colne Avenue, Watford, WD19 4JF
- Jan 2026ExtensionOutlineOutcome in 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
- More recent applications — locked
- PorchMar 2026Decision
Unlock 29 Colne Avenue, Watford, WD19 4JF's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 4 notable nearby
- The 14 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
29 Colne Avenue valuation sits well clear of the typical sold price in this postcode.
£476,000
Modelled from EPC, postcode comparables.
£400,000
Recorded with HM Land Registry.
Sales timeline
27 October 2025Most recent
£400,000
Median price across the last 5 sales in WD19 4JF: £430,000 (2026–2018).
Nearby sales in WD19 4JF
Versus other Colne Avenue homes
29 Colne Avenue is notably below the street on epc rating.
Price per m²
£5,128
Street avg £4,521
Floor Area
78 m²
Street avg 81 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
5.1 t/year
Street avg 3.1 t/year
Everything you need to know about 29 Colne Avenue
The true value, the hidden risks and the full sale history, in one report.
Pick your report · from £14.99
One time fee only - money back guarantee
The data behind every report
Similar properties nearby
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