18 Duncan Street, Sunderland, SR4 6QR
About 18 Duncan Street
18 Duncan Street is a four-bedroom mid-terrace house in Sunderland (SR4 6QR). It has a recorded floor area of 99 m² (around 1066 sq ft), construction records dating it to 1930-1949 and council tax band A. The latest certificate (December 2025) shows a C (score 71). When first surveyed in May 2013 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Poor and roof efficiency went from Very Poor to Average; while window efficiency dropped from Average to Poor and lighting dropped from Good to Very Poor.
At 99 m² the property is well over the postcode median (72 m² across 25 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 80% of similar EPCs). 4 bedrooms is on the larger side for this postcode, where 3 is the typical count. Across 2003–2026, sale prices on this property compounded at 3.7% per year. Today's modelled estimate of £135,000 sits 82.4% above the 2026 sale of £74,000. On a £-per-square-foot basis, the last sale (£69/sq ft) was about 22.3% above the typical sold price in the postcode. It changed hands recently, sold May 2026 for £74,000.
What this property has
Inside
- Bedrooms4
- Bathrooms1
Outside
- Private gardenRear
- GarageDouble
Building
- Heating systemGas
- RefurbishedYes
Everything you need to know about 18 Duncan Street
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Certificate validity
Valid until 9 December 2035
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Wall insulation improved
Loft insulation installed or upgraded to 250mm+
Low energy lighting percentage decreased
Get a survey for this property
Level 3 Building Survey
Because the property has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
18 Duncan Street has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
18 Duncan Street has more than doubled in price since the earliest registered sale in 2003.
£135,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.7% per year over 23 years.
£74,000
Growth on file: 3.7% per year over 23 years.
Sales timeline
13 May 2026Most recent
£74,000
+131.3%over 22 years16 June 2003
£32,000
Median price across the last 5 sales in SR4 6QR: £60,000 (2025–2024).
Nearby sales in SR4 6QR
Versus other Duncan Street homes
On years held, 18 Duncan Street runs well behind the street norm.
Price per m²
£747
Street avg £824
Floor Area
99 m²
Street avg 69 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
3.0 t/year
Street avg 4.0 t/year
Everything you need to know about 18 Duncan Street
The true value, the hidden risks and the full sale history, in one report.
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The data behind every report
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
250/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
St Lukes Terrace — bus stop.
Closest school
0.2 km
Diamond Hall Infant Academy. 35 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
55.4dB
Night-time· 23:00 – 07:00
43.0dB