21 Borough Street, Brighton, BN1 3BG
About 21 Borough Street
21 Borough Street is a two-bedroom mid-terrace house in Brighton (BN1 3BG). It has a recorded floor area of 82 m² (around 883 sq ft), construction records dating it to before 1900 and council tax band E. The latest certificate (May 2023) shows an E (score 54), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since September 2010. Between certificates, lighting went from Average to Good; while roof efficiency dropped from Average to Very Poor and window efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to C (score 78), a 2-band jump. Period features are noted in the property record. Our model identifies extension potential, subject to local planning policy.
It lags the bulk of the postcode on energy efficiency (less efficient than 78% of similar EPCs). Today's modelled estimate of £596,000 is 38.6% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£487/sq ft) was about 58% above the typical sold price in the postcode. Sold July 2024 for £430,000. One historical planning record sits against the property in 2025.
What this property has
Inside
- Bedrooms2
- Bathrooms1
- Dining roomYes
Outside
- Private gardenWest-facing
Building
- Central heatingYes
- Period featuresYes
- RefurbishedYes
- Extension potentialPossible
Everything you need to know about 21 Borough Street
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,085 · Includes VAT
Planning history
1 application on record at 21 Borough Street, Brighton, BN1 3BG
- Feb 2025RenovationHeritageOutcome in report
Fenestration alterations, repainting of external facades and internal alterations to layout.
- Documents
- 19 docs on file
- Reference
- BH2024/03058
Unlock 21 Borough Street, Brighton, BN1 3BG's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 23 notable nearby
- The 19 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
21 Borough Street valuation sits well clear of the typical sold price in this postcode.
£596,000
Modelled from EPC, postcode comparables.
£430,000
Recorded with HM Land Registry.
Sales timeline
24 July 2024Most recent
£430,000
Median price across the last 5 sales in BN1 3BG: £662,500 (2025–2024).
Nearby sales in BN1 3BG
Versus other Borough Street homes
On years held, 21 Borough Street runs well behind the street norm.
Price per m²
£5,244
Street avg £4,767
Floor Area
82 m²
Street avg 97 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
5.0 t/year
Street avg 4.7 t/year
Everything you need to know about 21 Borough Street
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

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The neighbourhood at a glance
Crime
21/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Waitrose Montpelier Road — bus stop.
Closest school
0.3 km
St Mary Magdalen Catholic Primary School. 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
54.3dB

Night-time· 23:00 – 07:00
44.2dB






