20 Onchan Avenue, Oldham, OL4 1BJ
About 20 Onchan Avenue
20 Onchan Avenue is a mid-terrace house in Oldham (OL4 1BJ). It has a recorded floor area of 67 m² (around 721 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (July 2014) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since February 2014. Between certificates, roof efficiency went from Very Poor to Good and hot-water efficiency went from Average to Good; while wall efficiency dropped from Poor to Very Poor and lighting dropped from Very Good to Average. The recommended improvements would lift it to B (score 90), a 2-band jump. The latest certificate is from July 2014, so improvements made since then won't be reflected.
Today's modelled estimate of £132,000 sits 76% above the 2024 sale of £75,000. On a £-per-square-foot basis, the last sale (£104/sq ft) was about 403.2% above the typical sold price in the postcode. At 67 m² it's 21.2% smaller than the typical home in the postcode (85 m² median across 19 EPCs). One planning record on file: an extension refused in 2025. Most recent transfer: June 2024 at £75,000.
Everything you need to know about 20 Onchan Avenue
The true value, the hidden risks and the full sale history, in one report.
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The data behind every report
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This certificate is over 10 years old and is no longer valid.Expired 01 Jul 2024
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system upgraded
Loft insulation installed or upgraded to 250mm+
Low energy lighting percentage decreased
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
A recent planning application at 20 Onchan Avenue was refused — worth checking the council file.
- Dec 2025ExtensionFullIn report
Extension: Two storey · Rear of property
1) Two-storey rear extension 2) Front and rear dormer
- Agent
- BRTA Limited
- Documents
- 8 docs on file
- Reference
- HOU/355229/25
We flagged 2 things worth checking at 20 Onchan 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.
- Signs of HMO activity in the area
- A planning decision worth checking
30-day money-back guarantee
Sales history & valuation
20 Onchan Avenue valuation sits well clear of the typical sold price in this postcode.
£132,000
Modelled from EPC, postcode comparables.
£75,000
Recorded with HM Land Registry.
Sales timeline
13 June 2024Most recent
£75,000
Median price across the last 5 sales in OL4 1BJ: £88,000 (2016–2008).
Versus other Onchan Avenue homes
20 Onchan Avenue outperforms the street on price per m² by a wide margin.
Price per m²
£1,119
Street avg £522
Floor Area
67 m²
Street avg 89 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
2.7 t/year
Street avg 4.8 t/year
Everything you need to know about 20 Onchan Avenue
The true value, the hidden risks and the full sale history, in one report.
30-day 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.
Nearest stop
0.2 km
Roundthorn Road — bus stop.
Closest school
0.3 km
Glodwick Infant and Nursery School. 48 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
55.3dB
Night-time· 23:00 – 07:00
45.2dB