20 Ashdown Avenue, Durham, DH1 1DD
About 20 Ashdown Avenue
20 Ashdown Avenue is a five-bedroom semi-detached house in Durham (DH1 1DD). It has a recorded floor area of 146 m² (around 1572 sq ft), construction records dating it to 1950-1966 and council tax band C. Other recorded features include outbuildings. The latest certificate (June 2026) shows a C (score 72). This certificate was lodged in the last six months, so the rating reflects current condition.
Held since August 2006 — that's 20 years off the open market, well above the local norm. At 146 m² the property is well over the postcode median (32 m² across 19 EPCs), placing it in the larger end of the local stock. 5 bedrooms is on the larger side for this postcode, where 3 is the typical count. Across 2000–2006, sale prices on this property compounded at 16.6% per year. Today's modelled estimate of £333,000 sits 84% above the 2006 sale of £181,000. On a £-per-square-foot basis, the last sale (£115/sq ft) was about 20.5% below the postcode norm.
What this property has
Inside
- Bedrooms5
- Bathrooms2
- Open-plan layoutYes
- Dining roomYes
- Utility roomYes
- CloakroomYes
Outside
- Private gardenYes
- DrivewayYes
- Summer houseYes
- OutbuildingsYes
Everything you need to know about 20 Ashdown 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
The EPC has just been inspected, so the rating reflects current condition.
EPC Rating
Certificate validity
Valid until 24 June 2036
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once and has permanent outbuildings, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
20 Ashdown Avenue has no planning applications on record.
But the area is active
72 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
20 Ashdown Avenue has more than doubled in price since the earliest registered sale in 2000.
£333,000
Modelled from EPC, postcode comparables and a sale-price growth of 16.6% per year over 6 years.
£181,000
Growth on file: 16.6% per year over 6 years.
Sales timeline
24 August 2006Most recent
£181,000
24 August 2006
£181,000
+166.2%over 6 years6 April 2000
£68,000
Median price across the last 5 sales in DH1 1DD: £67,500 (2026–2024).
Versus other Ashdown Avenue homes
20 Ashdown Avenue outperforms the street on years held by a wide margin.
Price per m²
£1,240
Street avg £2,071
Floor Area
146 m²
Street avg 77 m²
Habitable Rooms
7 rooms
Street avg 5 rooms
CO₂ Emissions
3.9 t/year
Street avg 4.9 t/year
Everything you need to know about 20 Ashdown Avenue
The true value, the hidden risks and the full sale history, in one report.
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One time fee only - money back guarantee
The data behind every report
Similar properties nearby
The neighbourhood at a glance
Crime
509/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Moor Crescent — bus stop.
Closest school
0.4 km
Durham Gilesgate Primary School. 16 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
54.3dB
Night-time· 23:00 – 07:00
43.5dB