12 Alwyn Road, Darlington, DL3 0AJ
About 12 Alwyn Road
12 Alwyn Road is a mid-terrace house in Darlington (DL3 0AJ). It has a recorded floor area of 107 m² (around 1152 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (June 2019) shows a D (score 62), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 79).
Sold January 2020 for £130,000. Across the public record there are 6 sales, relatively high churn for a single property. One planning record on file: an extension approved in 2005. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. At 107 m² it's 25.9% larger than the typical home in the postcode (85 m² median across 15 EPCs). Across 1996–2020, sale prices on this property compounded at 5.5% per year. Today's modelled estimate of £166,000 is 27.7% above the 2020 sale price.
Energy performance
EPC Rating
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Level 3 Building Survey
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Planning history
12 Alwyn Road has an approved rear extension on the planning record.
1 application on record at 12 Alwyn Road, Darlington, DL3 0AJ
- Jun 2005ConservatoryFullOutcome in report
Extension: Rear of property
Erection of a conservatory to the rear
Extension- Reference
- 05/00516/FUL
Unlock 12 Alwyn Road, Darlington, DL3 0AJ's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 2 notable nearby
- What the pattern means for extending or converting here
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Sales history & valuation
Sale price has grown by over 3x since 1996.
£166,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.5% per year over 24 years.
£130,000
Growth on file: 5.5% per year over 24 years.
Sales timeline
31 January 2020Most recent
£130,000
18 July 2019
£130,000
+85.8%over 17 years9 June 2002
£69,950
+7.7%over 7 months12 November 2001
£64,950
+8.3%30 August 2001
£59,995
+66.7%over 5 years22 March 1996
£36,000
Median price across the last 5 sales in DL3 0AJ: £130,000 (2025–2023).
Versus other Alwyn Road homes
12 Alwyn Road outperforms the street on floor area by a wide margin.
Price per m²
£1,215
Street avg £1,580
Floor Area
107 m²
Street avg 87 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
5.3 t/year
Street avg 5.5 t/year
Similar properties nearby
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
5/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Melrose Avenue — bus stop.
Closest school
0.4 km
Harrowgate Hill Primary School. 17 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
52.5dB

Night-time· 23:00 – 07:00
42.2dB







