16a, Ashdown Avenue, Durham, DH1 1DD
About 16a
16a is a detached house in Durham (DH1 1DD). It has a recorded floor area of 92 m² (around 990 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (December 2024) shows an E (score 50), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 78), a 2-band jump.
At 92 m² the property is well over the postcode median (32 m² across 19 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 84% of similar EPCs). A recent sale: £190,000 in April 2025. One planning record on file: an extension approved in 2025. Past consents include an extension and new windows, meaningful when judging how the property has evolved. Today's modelled estimate of £226,000 is 18.9% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£192/sq ft) was about 37.7% above the typical sold price in the postcode.
Everything you need to know about 16a
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Energy performance
16a's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Certificate validity
Valid until 9 December 2034
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Planning history
16a has an approved single-storey side extension on the planning record.
1 application on record at 16a, Ashdown Avenue, Durham, DH1 1DD
- Dec 2025ExtensionFullOutcome in report
Extension: Single storey · Side of property
Single storey side extension with associated internal alterations and new windows and doors
New Windows- Documents
- 7 docs on file
- Reference
- DM/25/03149/FPA
Unlock 16a, Ashdown Avenue, Durham, DH1 1DD's full planning history
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- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 72 notable nearby
- The 7 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Latest sale on 16a was the highest on Land Registry record across the postcode.
£226,000
Modelled from EPC, postcode comparables.
£190,000
Recorded with HM Land Registry.
Sales timeline
19 April 2025Most recent
£190,000
Median price across the last 5 sales in DH1 1DD: £65,000 (2026–2022).
Versus other Ashdown Avenue homes
On years held, 16a runs well behind the street norm.
Price per m²
£2,065
Street avg £1,979
Floor Area
92 m²
Street avg 83 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
6.4 t/year
Street avg 4.6 t/year
Everything you need to know about 16a
The true value, the hidden risks and the full sale history, in one report.
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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