3 Downside, Brighton, BN1 5EQ
About 3 Downside
3 Downside is a semi-detached house in Brighton (BN1 5EQ). It has a recorded floor area of 102 m² (around 1098 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (January 2016) shows an E (score 51), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 80), a 2-band jump. Main heating runs on oil. The latest certificate is from January 2016, so improvements made since then won't be reflected.
3 planning records sit against the property, 2 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved. It lags the bulk of the postcode on energy efficiency (less efficient than 88% of similar EPCs). Today's modelled estimate of £512,000 is 36.5% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£342/sq ft) was about 21.3% above the typical sold price in the postcode. Last changed hands 10 years ago, in May 2016.
Everything you need to know about 3 Downside
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
3 Downside's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 19 Jan 2026
EPC Rating
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Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
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Planning history
Council records include a part-single-part-two-storey side extension at 3 Downside.
3 applications on record at 3 Downside, Brighton, BN1 5EQ
- Oct 2019OutbuildingFullOutcome in report
Erection of decking area to rear. (Part retrospective).
Retrospective- Documents
- 23 docs on file
- Reference
- BH2019/02162
- More recent applications — locked
- ExtensionSept 2021Decision
- ConditionsOct 2020Decision
Unlock 3 Downside, Brighton, BN1 5EQ's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (3 on record)
- All 3 applications on this property in full, plus 9 notable nearby
- The 37 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
3 Downside valuation sits well clear of the typical sold price in this postcode.
£512,000
Modelled from EPC, postcode comparables.
£375,000
Recorded with HM Land Registry.
Sales timeline
2 May 2016Most recent
£375,000
Median price across the last 5 sales in BN1 5EQ: £550,000 (2025–2020).
Versus other Downside homes
3 Downside is notably below the street on epc rating.
Price per m²
£3,676
Street avg £4,246
Floor Area
102 m²
Street avg 116 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
6.3 t/year
Street avg 5.0 t/year
Everything you need to know about 3 Downside
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee
The data behind every report
Similar properties nearby
The neighbourhood at a glance
Crime
21/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Top of Copse Hill — bus stop.
Closest school
0.4 km
Westdene Primary School. 24 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
51.6dB
Night-time· 23:00 – 07:00
42.0dB