17a, Flat 3, Stone Street, Brighton, BN1 2HB
About 17a
17a is a semi-detached house in Brighton (BN1 2HB). It has a recorded floor area of 93 m² (around 1001 sq ft) and construction records dating it to 2012 onwards. The latest certificate (September 2024) shows a D (score 61), on the cusp of jumping into the C band. Earlier certificates rated it C (September 2014); the latest reading is one band lower. Between certificates, window efficiency dropped from Very Good to Good. The recommended improvements would push it to C (score 77). Main heating runs on electricity.
At 93 m² the property is well over the postcode median (68 m² across 40 EPCs), placing it in the larger end of the local stock.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system changed
Windows upgraded to triple glazing
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
17a has no planning applications on record.
But the area is active
4 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
17a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£386,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in BN1 2HB: £320,000 (2025–2021).
Nearby sales in BN1 2HB
Flat 2, 15 Stone Street, Brighton, BN1 2HB
Sold Oct 2025
£320,000Flat 3, 16 Stone Street, Brighton, BN1 2HB
Sold Dec 2022
£465,000Flat 4, 15 Stone Street, Brighton, BN1 2HB
Sold Jul 2022
£425,000Flat 1, 15 Stone Street, Brighton, BN1 2HB
Sold Jun 2021
£269,000Flat 1, 16 Stone Street, Brighton, BN1 2HB
Sold May 2021
£315,000
Versus other Stone Street homes
Floor Area for 17a runs comfortably ahead of the street norm.
EPC Rating
61 (D)
Street avg 64 (D)
Floor Area
93 m²
Street avg 67 m²
CO₂ Emissions
3.5 t/year
Street avg 3.3 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
21/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Waitrose — bus stop.
Closest school
0.1 km
St Mary Magdalen Catholic Primary School. 27 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
55.9dB

Night-time· 23:00 – 07:00
45.8dB







