Basement Flat, 19 Grosvenor Place, Bath, BA1 6AX
About Basement Flat
Basement Flat is a mid-terrace house in Bath (BA1 6AX). It has a recorded floor area of 49 m² (around 527 sq ft) and construction records dating it to before 1900. The latest certificate (May 2021) shows a C (score 72). The rating has held steady at C across 9 certificates since July 2009. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Very Poor to Very Good.
At 49 m² it sits well below the postcode median (73 m² across 111 EPCs), making it one of the more compact homes locally. Across 2001–2021, sale prices on this property compounded at 6.6% per year. On a £-per-square-foot basis, the last sale (£1,270/sq ft) was about 400.4% above the typical sold price in the postcode. Most recent transfer: October 2021 at £670,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Everything you need to know about Basement Flat
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
Heating controls upgraded for better temperature management
Heating controls changed
More low energy lighting installed
Single glazing replaced with double or better glazing
Low energy lighting percentage decreased
Heating controls upgraded for better temperature management
More low energy lighting installed
Heating controls upgraded for better temperature management
Wall insulation improved
More low energy lighting installed
Heating system changed
Changed to a more efficient fuel source
Heating controls changed
Hot water system changed
Low energy lighting percentage decreased
Upgraded to gas central heating
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £1,155 · Includes VAT
Planning history
Basement Flat has no planning applications on record.
But the area is active
16 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Sale price has grown by over 3x since 2001.
£668,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.6% per year over 21 years.
£670,000
Growth on file: 6.6% per year over 21 years.
Sales timeline
17 October 2021Most recent
£670,000
+272.2%over 20 years23 February 2001
£180,000
Median price across the last 5 sales in BA1 6AX: £285,000 (2025–2024).
Nearby sales in BA1 6AX
Basement Flat, 12 Grosvenor Place, Bath, BA1 6AX
Sold Jun 2025
£285,000First Floor Flat, 15 Grosvenor Place, Bath, BA1 6AX
Sold Jun 2025
£332,00020 Grosvenor Place, Bath, BA1 6AX
Sold May 2025
£200,000Basement Flat, 15 Grosvenor Place, Bath, BA1 6AX
Sold Mar 2025
£255,0003 Grosvenor Place, Bath, BA1 6AX
Sold Dec 2024
£1,375,000
Versus other Grosvenor Place homes
Basement Flat outperforms the street on price per m² by a wide margin.
Price per m²
£13,673
Street avg £3,903
Floor Area
49 m²
Street avg 74 m²
Habitable Rooms
1 rooms
Street avg 3 rooms
CO₂ Emissions
1.9 t/year
Street avg 3.3 t/year
Everything you need to know about Basement Flat
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
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Balustrade — bus stop.
Closest school
0.5 km
St Saviours Junior Church School. 15 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.






