18 Norway Street, Portslade, Brighton, BN41 1GN
About 18 Norway Street
18 Norway Street is a four-bedroom mid-terrace house in Portslade, Brighton, Brighton (BN41 1GN). It has a recorded floor area of 120 m² (around 1292 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (May 2021) shows a D (score 64), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since April 2011. Between certificates, lighting went from Average to Very Good; while roof efficiency dropped from Average to Very Poor. The recommended improvements would push it to C (score 78). Other recorded features include a basement. Records show the property has been extended at some point in its history.
At 120 m² the property is well over the postcode median (82 m² across 41 EPCs), placing it in the larger end of the local stock. It changed hands recently, sold March 2025 for £648,320. Across the public record there are 4 sales, relatively high churn for a single property. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and change of use to residential, meaningful when judging how the property has evolved. Across 2001–2025, sale prices on this property compounded at 7.5% per year. On a £-per-square-foot basis, the last sale (£502/sq ft) was about 116.2% above the typical sold price in the postcode.
Know exactly what you're buying at 18 Norway Street
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms4
- Bathrooms2
- Dining roomYes
- EnsuiteYes
- BasementYes
Outside
- Private gardenRear
Building
- Previously extendedYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Planning history
18 Norway Street has an approved single-storey rear extension on the planning record.
- Aug 2017ExtensionFullIn report
Extension: Single storey · Rear of property
Erection of single storey rear extension to replace existing rear extension.
- Agent
- Mr John Sergi
- Documents
- 9 docs on file
- Reference
- BH2017/02059
- Nov 2013Change of UseFullIn report
Conversion of existing commercial units (B1/B8) to 2no two bedroom cottages (C3).
- Agent
- Mr Graham Johnson
- Documents
- 30 docs on file
- Reference
- BH2013/02919
We flagged 2 things worth checking at 18 Norway Street
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
Latest sale on 18 Norway Street was the highest on Land Registry record across the postcode.
£659,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.5% per year over 24 years.
£648,320
Growth on file: 7.5% per year over 24 years.
Sales timeline
28 March 2025Most recent
£648,320
+135.8%over 13 years11 August 2011
£275,000
+48.6%over 8 years29 September 2002
£185,000
+60.9%over 1 year5 April 2001
£115,000
Median price across the last 5 sales in BN41 1GN: £490,000 (2024–2023).
Nearby sales in BN41 1GN
27 Norway Street, Portslade, Brighton, BN41 1GN
Sold Nov 2024
£490,0004 Norway Street, Portslade, Brighton, BN41 1GN
Sold Aug 2024
£520,000Flat 2, 1 Norway Street, Portslade, Brighton, BN41 1GN
Sold Jul 2024
£211,0005 Norway Street, Portslade, Brighton, BN41 1GN
Sold Jul 2024
£435,00034 Norway Street, Portslade, Brighton, BN41 1GN
Sold Aug 2023
£604,000
Everything we know about 18 Norway Street, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area
- Larger development activity nearby

Versus other Norway Street homes
Years Held for 18 Norway Street lags the street by a wide margin.
Price per m²
£5,403
Street avg £3,714
Floor Area
120 m²
Street avg 92 m²
Habitable Rooms
6 rooms
Street avg 4 rooms
CO₂ Emissions
4.9 t/year
Street avg 4.1 t/year
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1 Hurst Crescent, Portslade
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Boundary Road — bus stop.
Closest school
0.3 km
St Mary's Catholic Primary School. 22 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
54.7dB

Night-time· 23:00 – 07:00
46.0dB