First Floor, 20 Chester Terrace, Brighton, BN1 6GB
About First Floor
First Floor is a mid-terrace house in Brighton (BN1 6GB). It has a recorded floor area of 51 m² (around 549 sq ft) and construction records dating it to before 1900. The latest certificate (March 2021) shows a D (score 66), on the cusp of jumping into the C band. Earlier certificates rated it C (March 2013); the latest reading is one band lower. Between certificates, window efficiency went from Very Poor to Average; while wall efficiency dropped from Poor to Very Poor and lighting dropped from Very Good to Average. The recommended improvements would push it to C (score 75).
Untraded for 29 years, with the last transfer in March 1997. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £254,000 sits 519.5% above the 1997 sale of £41,000. On a £-per-square-foot basis, the last sale (£75/sq ft) was about 75.8% below the postcode norm. At 51 m² it sits well below the postcode median (107 m² across 50 EPCs), making it one of the more compact homes locally.
Everything you need to know about First Floor
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Hot water efficiency decreased
Single glazing replaced with double or better glazing
Low energy lighting percentage decreased
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 £885 · Includes VAT
Planning history
First Floor has no planning applications on record.
But the area is active
10 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
First Floor's modelled value sits at over four times its earliest registered sale price (1997).
£254,000
Modelled from EPC, postcode comparables.
£41,000
Recorded with HM Land Registry.
Sales timeline
3 March 1997Most recent
£41,000
Median price across the last 5 sales in BN1 6GB: £732,000 (2025–2024).
Nearby sales in BN1 6GB
Versus other Chester Terrace homes
Years Held for First Floor runs comfortably ahead of the street norm.
Price per m²
£804
Street avg £5,295
Floor Area
51 m²
Street avg 51 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
2.4 t/year
Street avg 2.8 t/year
Everything you need to know about First Floor
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
Rail-style transport is unusually close for this postcode.
Crime
21/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Cleveland Road — bus stop.
Closest school
0.4 km
Downs Junior School. 38 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
51.7dB

Night-time· 23:00 – 07:00
41.3dB






