20a is a property in Croydon, London, London (SE19 3NW). It has a recorded floor area of 60 m² (around 646 sq ft), construction records dating it to before 1900 and council tax band B. At 60 m² this is the 28th smallest of 39 units on EPC record in the building, where floor areas span 44–137 m². The building's EPC ratings span E to C across 39 units on file. The latest certificate (August 2025) shows a D (score 65), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 76).
No planning applications are recorded against 20a, Queen Mary Road, Croydon, London, SE19 3NW. The full report also covers planning activity across the surrounding area.
Full planning data for 20a, Queen Mary Road, Croydon, London, SE19 3NW
Every application and decision on this property and nearby, in full, in the report.
20a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£384,000
Modelled from EPC, postcode comparables.
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.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed analysis
A written breakdown of everything that matters
On floor area, 20a stands well clear of the street.
EPC Rating
65 (D)
Street avg 65 (D)
Floor Area
60 m²
Street avg 57 m²
CO₂ Emissions
2.4 t/year
Street avg 2.6 t/year
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Biggin Hill — bus stop.

Daytime· 07:00 – 23:00
52.3dB

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View improvement recommendations
Unlock the certificate's suggested upgrades and estimated costs in the full report
Median price across the last 5 sales in SE19 3NW: £396,000 (2024–2024).
Detailed EPC data
Full energy ratings, history and recommendations
Full planning history
Every application and decision on record
Comparable sales data
Plus transport, crime, schools and air quality
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Habitable Rooms
3 rooms
Street avg 3 rooms
SE19 3BZ
Closest school
0.3 km
St Joseph's RC Junior School. 54 schools nearby.
Night-time· 23:00 – 07:00
43.9dB