Old Mill Cottage, Willow Avenue, Denham, Uxbridge, UB9 4AF
About Old Mill Cottage
Old Mill Cottage is a four-bedroom mid-terrace house in Denham, Uxbridge, Uxbridge (UB9 4AF). It has a recorded floor area of 157 m² (around 1690 sq ft), construction records dating it to before 1900 and council tax band E. It is a listed building, which means external alterations are tightly controlled but it may qualify for heritage tax reliefs. Period features are noted in the property record. The latest certificate (September 2023) shows a D (score 65), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 84), a 2-band jump.
Untraded for 20 years, with the last transfer in December 2006. Across 2002–2006, sale prices on this property compounded at 6.7% per year. Today's modelled estimate of £739,000 sits 91.9% above the 2006 sale of £385,000. One historical planning record sits against the property in 2019. The record references listed-building consent, which constrain future alterations. At 157 m² it's 20.8% larger than the typical home in the postcode (130 m² median across 7 EPCs).
What this property has
Inside
- Bedrooms4
- Bathrooms1
- Dining roomYes
- Utility roomYes
- EnsuiteYes
Outside
- Private gardenRear
Building
- Listed buildingYes
- Period featuresYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
Old Mill Cottage has a listed-building consent on record — alterations to a listed property are tightly controlled.
- Sept 2019RenovationHeritageIn report
Listed Building Consent for repairs and reinstatement of lath and lime ceiling in front upper room following remedial works (part retrospective) and to include works to the internal walls.
- Agent
- Orsi-Contini
ListedRetrospective- Documents
- 6 docs on file
- Reference
- PL/19/1033/HB
What's in Old Mill Cottage, Willow Avenue, Denham, Uxbridge, UB9 4AF's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
Old Mill Cottage valuation sits well clear of the typical sold price in this postcode.
£739,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.7% per year over 4 years.
£385,000
Growth on file: 6.7% per year over 4 years.
Sales timeline
1 December 2006Most recent
£385,000
+32.8%over 4 years25 July 2002
£290,000
Median price across the last 5 sales in UB9 4AF: £500,000 (2025–2016).
Nearby sales in UB9 4AF
4a, Willow Avenue, Denham, Uxbridge, UB9 4AF
Sold Oct 2025
£705,0001a, Willow Avenue, Denham, Uxbridge, UB9 4AF
Sold Mar 2025
£500,0003a, Willow Avenue, Denham, Uxbridge, UB9 4AF
Sold Apr 2021
£480,0002a, Willow Avenue, Denham, Uxbridge, UB9 4AF
Sold Mar 2020
£490,000Mill Stream Cottage, Willow Avenue, Denham, Uxbridge, UB9 4AF
Sold Nov 2016
£725,000
Versus other Willow Avenue homes
On years held, Old Mill Cottage stands well clear of the street.
Price per m²
£2,452
Street avg £4,660
Floor Area
157 m²
Street avg 124 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
5.9 t/year
Street avg 4.5 t/year
Similar properties nearby
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
7/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Oakside — bus stop.
Closest school
0.9 km
Hermitage Primary School. 17 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
54.2dB

Night-time· 23:00 – 07:00
47.4dB







