12 Dumfries Street, Darlington, DL1 1LB
About 12 Dumfries Street
12 Dumfries Street is a mid-terrace house in Darlington (DL1 1LB). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (September 2025) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since June 2010. Between certificates, roof efficiency went from Average to Good and window efficiency went from Very Poor to Poor. The recommended improvements would push it to C (score 78).
Across 2005–2019, sale prices on this property compounded at 3.9% per year. Today's modelled estimate of £113,000 sits 126% above the 2019 sale of £50,000. It lags the bulk of the postcode on energy efficiency (less efficient than 75% of similar EPCs). Sold March 2019 for £50,000.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Single glazing replaced with double or better glazing
Roof insulation improved
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
12 Dumfries Street has no planning applications on record.
But the area is active
10 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
12 Dumfries Street's estimated value is more than triple its earliest registered sale price (2005).
£113,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.9% per year over 13 years.
£50,000
Growth on file: 3.9% per year over 13 years.
Sales timeline
28 March 2019Most recent
£50,000
+66.7%over 13 years29 September 2005
£30,000
Median price across the last 5 sales in DL1 1LB: £49,950 (2021–2004).
Nearby sales in DL1 1LB
Versus other Dumfries Street homes
EPC Rating for 12 Dumfries Street lags the street by a wide margin.
Price per m²
£758
Street avg £761
Floor Area
66 m²
Street avg 66 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
2.6 t/year
Street avg 2.6 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
East Mount Road — bus stop.
Closest school
0.3 km
Darlington College. 30 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
54.9dB

Night-time· 23:00 – 07:00
45.1dB







