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Get startedFirst Floor Flat, 1 Chalcot Square, London, NW1 8YB
About First Floor Flat
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
First Floor Flat is a semi-detached house in London (NW1 8YB). It has a recorded floor area of 37 m² (around 398 sq ft) and construction records dating it to 1900-1929. The latest certificate (April 2012) shows a G (score 18), near the bottom of the EPC scale. The recommended improvements would lift it to C (score 78), a 4-band jump. Main heating runs on electricity. The latest certificate is from April 2012, so improvements made since then won't be reflected.
Today's modelled estimate of £509,000 is 37.2% below the 2019 sale of £810,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. On a £-per-square-foot basis, the last sale (£2,034/sq ft) was about 101.5% above the typical sold price in the postcode. At 37 m² it sits well below the postcode median (53 m² across 23 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Last sale on file: £810,000 in September 2019.
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
First Floor Flat sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 13 Apr 2022
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
First Floor Flat valuation runs notably under the typical sold price in this postcode.
Current estimate
See how we calculated this£509,000
Modelled from EPC, postcode comparables.
Last sold (2019)
£810,000
Recorded with HM Land Registry.
Sales timeline
Versus other Chalcot Square homes
Four headline reads against 20 similar flats on this street, drawn from the latest EPC and Land Registry data.
Price per m² for First Floor Flat runs comfortably ahead of the street norm.
Price per m²
£21,892
Street avg £9,090
Floor Area
37 m²
Street avg 59 m²
Habitable Rooms
2 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
18/mo
Rising year-on-year across the wider district.
Nearest stop
0.3 km
Albert Terrace / ZSL London Zoo — bus stop.
Road noise across the postcode
Modelled day and night-time noise levels around NW1 8YB from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
54.8dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 104 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 First Floor Flat, 1 Chalcot Square, London, NW1 8YB. Each answer is also embedded as structured data for search engines.