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Get started23a, Chaldon Road, London, SW6 7NH
3 sales on record
About 23a
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
23a is a mid-terrace house in London (SW6 7NH). It has a recorded floor area of 37 m² (around 394 sq ft) and construction records dating it to 1900-1929. At 37 m² this is the smallest unit on EPC record across the building (37–93 m²). The building's EPC ratings span E to C, with this unit at the top. The latest certificate (March 2011) shows a C (score 69), just inside the C band. When first surveyed in March 2010 the rating was D, the property has climbed 1 band since. The latest certificate is from March 2011, so improvements made since then won't be reflected.
Sale prices here have outpaced London HPI: 4.1% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£1,791/sq ft) was about 278.3% above the typical sold price in the postcode. Most recent transfer was March 2025 at £706,000 — fresh data. At 37 m² it sits well below the postcode median (135 m² across 30 EPCs), making it one of the more compact homes locally.
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
23a's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 16 Mar 2021
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
Sale price has at least doubled since 2007.
Current estimate
See how we calculated this£716,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.1% per year over 17 years.
Last sold (2025)
£706,000
Growth on file: 4.1% per year over 17 years.
Sales timeline
Versus other Chaldon Road homes
Four headline reads against 10 similar flats on this street, drawn from the latest EPC and Land Registry data.
23a outperforms the street on price per m² by a wide margin.
Price per m²
£19,279
Street avg £6,279
Floor Area
37 m²
Street avg 81 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the London district page.
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
Hannell Road — bus stop.
Road noise across the postcode
Modelled day and night-time noise levels around SW6 7NH from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
55.4dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 93 points of interest in total.
Beautiful places to visit nearby
Curated scenic spots within reach of this postcode, served by Beautifulplaces.ai. Photography and tagging come from their open dataset.
Common questions
The questions buyers, sellers and homeowners most often ask about 23a, Chaldon Road, London, SW6 7NH. Each answer is also embedded as structured data for search engines.