20 Colbert Avenue, Ilkley, LS29 8LU
About 20 Colbert Avenue
20 Colbert Avenue is a semi-detached house in Ilkley (LS29 8LU). It has a recorded floor area of 89 m² (around 958 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (January 2014) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 86), a 2-band jump. The latest certificate is from January 2014, so improvements made since then won't be reflected.
Untraded for 22 years, with the last transfer in June 2004. Across 2000–2004, sale prices on this property compounded at 19.6% per year. Today's modelled estimate of £266,000 sits 94.2% above the 2004 sale of £137,000. On a £-per-square-foot basis, the last sale (£143/sq ft) was about 25.4% below the postcode norm. One planning record on file: an extension approved in 2010. Past consents include an extension, meaningful when judging how the property has evolved.
Know exactly what you're buying at 20 Colbert Avenue
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 10 Jan 2024
EPC Rating
Planning history
20 Colbert Avenue has an approved extension on the planning record.
- Oct 2010ExtensionFullIn report
Construction of two storey side extension and single storey rear extension
- Documents
- 5 docs on file
- Reference
- 10/04179/HOU
We flagged 1 thing worth checking at 20 Colbert 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
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Sales history & valuation
Sale price has at least doubled since 2000.
£266,000
Modelled from EPC, postcode comparables and a sale-price growth of 19.6% per year over 4 years.
£137,000
Growth on file: 19.6% per year over 4 years.
Sales timeline
29 June 2004Most recent
£137,000
+101.6%over 3 years30 July 2000
£67,950
Median price across the last 5 sales in LS29 8LU: £337,000 (2025–2023).
Nearby sales in LS29 8LU
Everything we know about 20 Colbert Avenue, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Colbert Avenue homes
On price per m², 20 Colbert Avenue runs well behind the street norm.
Price per m²
£1,539
Street avg £2,514
Floor Area
89 m²
Street avg 88 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
3.6 t/year
Street avg 3.6 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Leeds Road Colbert Ave — bus stop.
Closest school
0.4 km
Ben Rhydding Primary School. 5 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
52.0dB

Night-time· 23:00 – 07:00
41.7dB