20 Avondale, Sunderland, SR4 0LZ
About 20 Avondale
20 Avondale is a three-bedroom semi-detached house in Sunderland (SR4 0LZ). It has a recorded floor area of 79 m² (around 850 sq ft), construction records dating it to 1950-1966 and council tax band A. The latest certificate (July 2020) shows a D (score 67), on the cusp of jumping into the C band. When first surveyed in April 2010 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Average, roof efficiency went from Average to Good and hot-water efficiency went from Poor to Good. The recommended improvements would lift it to B (score 86), a 2-band jump.
A recent sale: £108,000 in May 2025. Across 2021–2025, sale prices on this property compounded at 5.8% per year. Today's modelled estimate of £127,000 is 17.6% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£127/sq ft) was about 17.1% above the typical sold price in the postcode.
Know exactly what you're buying at 20 Avondale
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
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Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms3
- Bathrooms1
Building
- RefurbishedYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system upgraded
Cavity wall insulation installed
Loft insulation upgraded to recommended levels
More low energy lighting installed
Planning history
20 Avondale has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
20 Avondale valuation sits well clear of the typical sold price in this postcode.
£127,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.8% per year over 4 years.
£108,000
Growth on file: 5.8% per year over 4 years.
Sales timeline
15 May 2025Most recent
£108,000
+24.1%over 3 years8 July 2021
£87,000
Median price across the last 5 sales in SR4 0LZ: £95,000 (2023–2021).
Everything we know about 20 Avondale, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?
Versus other Avondale homes
Years Held for 20 Avondale lags the street by a wide margin.
Price per m²
£1,367
Street avg £1,273
Floor Area
79 m²
Street avg 78 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
CO₂ Emissions
3.4 t/year
Street avg 3.4 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Fairmead Way — bus stop.
Closest school
0.4 km
South Hylton Primary Academy. 23 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode
Daytime· 07:00 – 23:00
58.7dB
Night-time· 23:00 – 07:00
49.4dB