Flat 1, 23 Elms Avenue, Eastbourne, BN21 3DN
About Flat 1
Flat 1 is a mid-terrace house in Eastbourne (BN21 3DN). It has a recorded floor area of 56 m² (around 603 sq ft), construction records dating it to 1930-1949 and council tax band B. At 56 m² this is the 2nd smallest of 3 units on EPC record in the building, where floor areas span 51–67 m². On EPC score it ranks last in the building (39 versus a best of 46). The latest certificate (November 2023) shows an E (score 39), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 71), a 2-band jump. Main heating runs on electricity.
At 56 m² it sits well below the postcode median (88 m² across 37 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 70% of similar EPCs).
Everything you need to know about Flat 1
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
Flat 1 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
Flat 1 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£150,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in BN21 3DN: £440,000 (2025–2022).
Nearby sales in BN21 3DN
12 Elms Avenue, Eastbourne, BN21 3DN
Sold Nov 2025
£425,000Ground Floor Flat, 17 Elms Avenue, Eastbourne, BN21 3DN
Sold Jun 2025
£178,00014 Elms Avenue, Eastbourne, BN21 3DN
Sold Sept 2024
£475,00033 Elms Avenue, Eastbourne, BN21 3DN
Sold Apr 2023
£440,0008 Elms Avenue, Eastbourne, BN21 3DN
Sold Aug 2022
£580,000
Versus other Elms Avenue homes
On epc rating, Flat 1 runs well behind the street norm.
EPC Rating
39 (E)
Street avg 57 (D)
Floor Area
56 m²
Street avg 57 m²
CO₂ Emissions
3.7 t/year
Street avg 3.2 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
Everything you need to know about Flat 1
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
The data behind every report
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Cavendish Place — bus stop.
Closest school
0.5 km
Bourne Primary School. 13 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
54.2dB
Night-time· 23:00 – 07:00
44.7dB