Basement Flat, 7 Grosvenor Gardens, St Leonards On Sea, TN38 0AE
About Basement Flat
Basement Flat is a five-bedroom mid-terrace house in St Leonards On Sea (TN38 0AE). It has a recorded floor area of 65 m² (around 700 sq ft) and construction records dating it to before 1900. Tenure is freehold. The latest certificate (March 2019) shows an F (score 27), near the bottom of the EPC scale. Earlier certificates rated it C (March 2015); the latest reading is 3 bands lower. Between certificates, window efficiency went from Poor to Average; while hot-water efficiency dropped from Good to Poor and main heating dropped from Good to Very Poor. The recommended improvements would push it to E (score 53). Main heating runs on electricity.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £220,000 sits 2650% above the 2020 sale of £8,000. On a £-per-square-foot basis, the last sale (£11/sq ft) was about 91.2% below the postcode norm. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include new windows, meaningful when judging how the property has evolved. Last sale on file: £8,000 in October 2020.
What this property has
Inside
- Bedrooms5
Outside
- Private gardenYes
Building
- TenureFreehold
Energy performance
Basement Flat sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Property Improvements
Changes detected from historical EPC data
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
Windows upgraded, improving insulation
Low energy lighting percentage decreased
Planning history
- Jun 2018RenovationFullIn report
Proposed replacement back door
- Agent
- Pump House Designs
New Windows- Documents
- 13 docs on file
- Reference
- HS/FA/18/00299
- Feb 2018RenovationFullIn report
Proposed replacement windows
- Agent
- Pump House Designs
New Windows- Documents
- 13 docs on file
- Reference
- HS/FA/17/01083
We flagged 2 things worth checking at Basement Flat
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
- Environmental risk flagged
30-day money-back guarantee
Sales history & valuation
Latest sale on Basement Flat was the lowest on Land Registry record across the postcode.
£220,000
Modelled from EPC, postcode comparables.
£8,000
Recorded with HM Land Registry.
Sales timeline
13 October 2020Most recent
£8,000
Median price across the last 5 sales in TN38 0AE: £124,500 (2025–2017).
Nearby sales in TN38 0AE
Flat 3, 7 Grosvenor Gardens, St Leonards On Sea, TN38 0AE
Sold Sept 2025
£260,0009 Grosvenor Gardens, St Leonards On Sea, TN38 0AE
Sold Oct 2022
£22,500Flat 3, 9 Grosvenor Gardens, St Leonards On Sea, TN38 0AE
Sold Jun 2017
£124,500Flat 2, 6 Grosvenor Gardens, St Leonards On Sea, TN38 0AE
Sold Nov 2016
£156,0006a, Grosvenor Gardens, St Leonards On Sea, TN38 0AE
Sold Oct 2016
£157,000
Versus other Grosvenor Gardens homes
Price per m² for Basement Flat lags the street by a wide margin.
Price per m²
£123
Street avg £1,796
Floor Area
65 m²
Street avg 69 m²
Habitable Rooms
4 rooms
Street avg 3 rooms
CO₂ Emissions
6.4 t/year
Street avg 3.4 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
The Bo-Peep — bus stop.
Closest school
0.5 km
St Leonards Church of England Primary Academy. 11 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
49.1dB

Night-time· 23:00 – 07:00
40.2dB







