Sillwood Mansions, Flat 1, 9 Sillwood Place, Brighton, BN1 2LH
About Sillwood Mansions
Sillwood Mansions is a mid-terrace house in Brighton (BN1 2LH). It has a recorded floor area of 92 m² (around 990 sq ft), construction records dating it to before 1900 and council tax band A. At 92 m² this is the 8th smallest of 9 units on EPC record in Sillwood Mansions, where floor areas span 55–103 m². The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (66 versus a best of 76). The latest certificate (November 2017) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since June 2010. Between certificates, wall efficiency went from Very Poor to Poor. The recommended improvements would push it to C (score 78).
At 92 m² the property is well over the postcode median (43 m² across 51 EPCs), placing it in the larger end of the local stock. Most recent transfer was February 2025 at £465,000 — fresh data. Across 1999–2025, sale prices on this property compounded at 5.8% per year. On a £-per-square-foot basis, the last sale (£470/sq ft) was about 74.6% above the typical sold price in the postcode. 2 planning records sit against the property, 2 approved, 0 refused.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Wall insulation improved
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 £1,020 · Includes VAT
Planning history
2 applications on record at Sillwood Mansions, Flat 1, 9 Sillwood Place, Brighton, BN1 2LH
- Mar 2000RenovationHeritageOutcome in report
Internal fire precaution works. Relocation of internal door at lower ground floor level. (Retrospective).
- Council
- Regency Square
Retrospective- Reference
- BH2000/00070/LB
- More recent applications — locked
- ConditionsJan 2016Decision
Unlock Sillwood Mansions, Flat 1, 9 Sillwood Place, Brighton, BN1 2LH's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full, plus 4 notable nearby
- The 5 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Price for Sillwood Mansions has grown more than fourfold since the 1999 starting point.
£478,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.8% per year over 26 years.
£465,000
Growth on file: 5.8% per year over 26 years.
Sales timeline
28 February 2025Most recent
£465,000
+19.2%over 6 years21 June 2018
£390,000
+32.2%over 4 years4 July 2013
£295,000
+22.9%over 7 years20 December 2005
£240,000
+21.8%over 2 years21 March 2003
£197,000
+79.1%over 3 years27 May 1999
£110,000
Median price across the last 5 sales in BN1 2LH: £420,000 (2024–2021).
Nearby sales in BN1 2LH
Sillwood Mansions, Flat 1b, 9 Sillwood Place, Brighton, BN1 2LH
Sold Mar 2024
£295,000Sillwood Mansions, Flat 6, 9 Sillwood Place, Brighton, BN1 2LH
Sold Jul 2023
£462,750Sillwood Mansions, Flat 8, 9 Sillwood Place, Brighton, BN1 2LH
Sold Dec 2022
£420,000Sillwood Mansions, Flat 1a, 9 Sillwood Place, Brighton, BN1 2LH
Sold Nov 2022
£380,000Flat 2, 11 Sillwood Place, Brighton, BN1 2LH
Sold Dec 2021
£420,000
Versus other Sillwood Place homes
On years held, Sillwood Mansions runs well behind the street norm.
Price per m²
£5,054
Street avg £4,742
Floor Area
92 m²
Street avg 49 m²
Habitable Rooms
3 rooms
Street avg 2 rooms
CO₂ Emissions
3.7 t/year
Street avg 2.7 t/year
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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 — bus stop.
Closest school
0.3 km
St Mary Magdalen Catholic Primary School. 28 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
55.3dB

Night-time· 23:00 – 07:00
45.3dB







