1 Allendale Square, Sunderland, SR3 3BT
About 1 Allendale Square
1 Allendale Square is a three-bedroom semi-detached house in Sunderland (SR3 3BT). It has a recorded floor area of 84 m² (around 904 sq ft), construction records dating it to 1950-1966 and council tax band A. The latest certificate (March 2015) shows an E (score 54), well below the UK norm with real room to improve. Earlier certificates rated it D (January 2013); the latest reading is one band lower. Between certificates, hot-water efficiency went from Average to Good; while roof efficiency dropped from Good to Very Poor and lighting dropped from Good to Average. The recommended improvements would lift it to B (score 81), a 3-band jump. The latest certificate is from March 2015, so improvements made since then won't be reflected.
At 84 m² it's 25.4% larger than the typical home in the postcode (67 m² median across 30 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Sold July 2022 for £122,000. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. Across 2002–2022, sale prices on this property compounded at 4.6% per year. Today's modelled estimate of £135,000 is 10.7% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£135/sq ft) was about 47.4% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
- Utility roomYes
Outside
- Private gardenFront and rear
Building
- RefurbishedYes
Energy performance
1 Allendale Square sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 23 Mar 2025
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Low energy lighting percentage decreased
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Planning history
1 Allendale Square has no planning applications on record.
But the area is active
1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
1 Allendale Square has more than doubled in price since the earliest registered sale in 2002.
£135,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.6% per year over 20 years.
£122,000
Growth on file: 4.6% per year over 20 years.
Sales timeline
17 July 2022Most recent
£122,000
+50.6%over 9 years8 May 2013
£81,000
+7.3%over 9 years31 March 2004
£75,500
+51.8%over 1 year7 August 2002
£49,750
Median price across the last 5 sales in SR3 3BT: £77,000 (2021–2016).
Nearby sales in SR3 3BT
12 Allendale Square, Sunderland, SR3 3BT
Sold Sept 2021
£125,00017 Allendale Square, Sunderland, SR3 3BT
Sold Jan 2020
£77,00010 Allendale Square, Sunderland, SR3 3BT
Sold Aug 2019
£67,00018 Allendale Square, Sunderland, SR3 3BT
Sold Jan 2018
£70,00028 Allendale Square, Sunderland, SR3 3BT
Sold Sept 2016
£94,950
Versus other Allendale Square homes
Years Held for 1 Allendale Square lags the street by a wide margin.
Price per m²
£1,452
Street avg £1,060
Floor Area
84 m²
Street avg 70 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
5.5 t/year
Street avg 3.2 t/year
Similar properties nearby
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
4/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
North Moor Lane-Amsterdam Road — bus stop.
Closest school
0.3 km
Farringdon Academy. 31 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
41.3dB







