9 Aldam Street, Darlington, DL1 2HY
About 9 Aldam Street
9 Aldam Street is a mid-terrace house in Darlington (DL1 2HY). It has a recorded floor area of 85 m² (around 915 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (September 2022) shows an E (score 52), well below the UK norm with real room to improve. Earlier certificates rated it D (June 2012); the latest reading is one band lower. Between certificates, wall efficiency dropped from Poor to Very Poor and roof efficiency dropped from Good to Very Poor. The recommended improvements would lift it to C (score 75), a 2-band jump.
Across 2007–2025, sale prices on this property compounded at -0.8% per year. Today's modelled estimate of £111,000 sits 58.6% above the 2025 sale of £70,000. On a £-per-square-foot basis, the last sale (£77/sq ft) was about 30.5% above the typical sold price in the postcode. A recent sale: £70,000 in January 2025. At 85 m² it's 21.4% larger than the typical home in the postcode (70 m² median across 29 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 83% of similar EPCs).
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
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
9 Aldam Street has no planning applications on record.
But the area is active
4 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
9 Aldam Street's sale-price growth has lagged the wider UK trajectory across its history on file.
£111,000
Modelled from EPC, postcode comparables and a sale-price growth of -0.8% per year over 18 years.
£70,000
Growth on file: -0.8% per year over 18 years.
Sales timeline
10 January 2025Most recent
£70,000
+2.9%over 1 year22 March 2023
£68,000
-16.0%over 15 years12 July 2007
£81,000
Median price across the last 5 sales in DL1 2HY: £50,000 (2025–2023).
Nearby sales in DL1 2HY
Versus other Aldam Street homes
On habitable rooms, 9 Aldam Street stands well clear of the street.
Price per m²
£824
Street avg £710
Floor Area
85 m²
Street avg 73 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
5.4 t/year
Street avg 3.6 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
0.1 km
Morrisons — bus stop.
Closest school
0.3 km
Northwood Primary School. 32 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
53.6dB

Night-time· 23:00 – 07:00
42.2dB







