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Get started21 Mildmay Avenue is a detached house in Islington, London, London (N1 4FD). It has a recorded floor area of 114 m² (around 1231 sq ft) and council tax band F. At 114 m² this is the largest unit on EPC record across the building (33–114 m²). The building's EPC ratings span C to B, with this unit at the top. The latest certificate (June 2010) returns a B (score 83), comfortably above the UK average. The latest certificate is from June 2010, so improvements made since then won't be reflected.
At 114 m² the property is well over the postcode median (60 m² across 67 EPCs), placing it in the larger end of the local stock.
21 Mildmay Avenue's EPC is over a decade old — improvements since won't be reflected.
This certificate is over 10 years old and is no longer valid.Expired 08 Jun 2020
21 Mildmay Avenue has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£857,000
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.
21 Mildmay Avenue outperforms the street on floor area by a wide margin.
EPC Rating
83 (B)
Street avg 81 (B)
Floor Area
114 m²
Street avg 61 m²
CO₂ Emissions
1.7 t/year
Rail-style transport is unusually close for this postcode.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Mildmay Library — bus stop.

Daytime· 07:00 – 23:00
55.6dB

Median price across the last 5 sales in N1 4FD: £390,000 (2025–2024).
Street avg 1.1 t/year
N1 4EY
Closest school
0.4 km
Newington Green Primary School. 109 schools nearby.
Night-time· 23:00 – 07:00
44.8dB