1a, South Street, Portslade, Brighton, BN41 2LE
About 1a
1a is a semi-detached house in Portslade, Brighton, Brighton (BN41 2LE). It has a recorded floor area of 37 m² (around 398 sq ft) and construction records dating it to 1900-1929. The latest certificate (November 2021) shows an E (score 52), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since September 2011. Between certificates, lighting went from Average to Very Good; while window efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to C (score 69), a 2-band jump.
Across 2018–2021, sale prices on this property compounded at 12.8% per year. Today's modelled estimate of £237,000 is 23.5% below the 2021 sale of £310,000, running counter to the wider postcode trend, which makes the EPC and condition history especially worth a look. On a £-per-square-foot basis, the last sale (£778/sq ft) was about 267.8% above the typical sold price in the postcode. At 37 m² it sits well below the postcode median (84 m² across 18 EPCs), making it one of the more compact homes locally. 3 planning records sit against the property, 2 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved. Most recent transfer: November 2021 at £310,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 1a
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
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 changed
More low energy lighting installed
Planning history
Council records include a part-single-part-two-storey side extension at 1a.
- Oct 2020ExtensionFullIn report
Extension: Two storey · Side of property
Erection of a two storey side extension to create a one bedroom maisonette (C3) with associated parking and landscaping.
- Agent
- Simon Bareham
- Documents
- 21 docs on file
- Reference
- BH2020/02560
- Nov 2019New BuildFullIn report
Erection of two storey one bedroom maisonette to side of existing property.
- Agent
- Turner Associates
- Documents
- 30 docs on file
- Reference
- BH2019/02645
We flagged 1 thing worth checking at 1a
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.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£237,000
Modelled from EPC, postcode comparables and a sale-price growth of 12.8% per year over 3 years.
£310,000
Growth on file: 12.8% per year over 3 years.
Sales timeline
26 November 2021Most recent
£310,000
+47.6%over 3 years29 August 2018
£210,000
Median price across the last 5 sales in BN41 2LE: £305,000 (2025–2016).
Nearby sales in BN41 2LE
2 South Street, Portslade, Brighton, BN41 2LE
Sold Sept 2025
£520,000Alma Cottage, South Street, Portslade, Brighton, BN41 2LE
Sold Oct 2021
£655,00031 South Street, Portslade, Brighton, BN41 2LE
Sold Aug 2020
£305,0004 South Street, Portslade, Brighton, BN41 2LE
Sold Feb 2016
£295,0003 Coach House Mews, South Street, Portslade, Brighton, BN41 2LE
Sold Feb 2016
£293,000
Everything we know about 1a, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

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The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Old Village — bus stop.
Closest school
0.2 km
Peter Gladwin Primary School. 20 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
51.6dB

Night-time· 23:00 – 07:00
40.5dB