20 Dulwich Avenue, Basildon, SS15 6FU
About 20 Dulwich Avenue
20 Dulwich Avenue is a three-bedroom mid-terrace house in Basildon (SS15 6FU). It has a recorded floor area of 107 m² (around 1152 sq ft) and construction records dating it to 2012 onwards. The latest certificate (May 2022) shows a C (score 79), near the top of the C band. Earlier certificates rated it B (December 2016); the latest reading is one band lower. Between certificates, roof efficiency went from Good to Very Good; while window efficiency dropped from Very Good to Average. The recommended improvements would push it to B (score 89).
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2016–2023, sale prices on this property compounded at 4.3% per year. Last sale on file: £433,600 in January 2023.
What this property has
Inside
- Bedrooms3
- Bathrooms2
Energy performance
20 Dulwich Avenue sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Roof insulation improved
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Planning history
20 Dulwich Avenue 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
20 Dulwich Avenue saw 3 transfers in just over a decade — high turnover for the postcode.
£455,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.3% per year over 6 years.
£433,600
Growth on file: 4.3% per year over 6 years.
Sales timeline
20 January 2023Most recent
£433,600
+10.1%over 1 year13 May 2021
£394,000
+17.3%over 4 years21 December 2016
£335,995
Median price across the last 5 sales in SS15 6FU: £420,000 (2025–2023).
Nearby sales in SS15 6FU
Versus other Dulwich Avenue homes
CO₂ Emissions for 20 Dulwich Avenue lags the street by a wide margin.
Price per m²
£4,052
Street avg £3,787
Floor Area
107 m²
Street avg 102 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
2.3 t/year
Street avg 1.6 t/year
Similar properties nearby
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The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.4 km
Home Mead — bus stop.
Closest school
0.8 km
Millhouse Primary School. 12 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
53.3dB

Night-time· 23:00 – 07:00
44.6dB







