21 Elfort Road, Islington, London, N5 1AX
About 21 Elfort Road
21 Elfort Road is a four-bedroom mid-terrace house in Islington, London, London (N5 1AX). It has a recorded floor area of 92 m² (around 990 sq ft), construction records dating it to 1900-1929 and council tax band F. The latest certificate (June 2012) shows a D (score 68), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 86), a 2-band jump. The latest certificate is from June 2012, so improvements made since then won't be reflected.
At 92 m² it sits well below the postcode median (136 m² across 19 EPCs), making it one of the more compact homes locally. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include a basement excavation, an extension, new windows and a loft conversion, meaningful when judging how the property has evolved. Across 2012–2020, sale prices on this property compounded at 8.4% per year. On a £-per-square-foot basis, the last sale (£1,367/sq ft) was about 189.2% above the typical sold price in the postcode. Sold September 2020 for £1,353,750.
Know exactly what you're buying at 21 Elfort Road
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms4
- Bathrooms2
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 12 Jun 2022
EPC Rating
Planning history
Planning history includes both a loft conversion and an extension — the classic family-home expansion.
- Jan 2017BasementFullIn report
Increase in the depth of the existing basement level including the creation of a front bay basement window and front lightwell.
- Documents
- 19 docs on file
- Reference
- P2016/3776/FUL
- Feb 2013ExtensionFullIn report
Extension: Single storey · Rear of property
Erection of single storey rear infil extension and replacement of ground floor rear window with french doors.
New Windows- Documents
- 21 docs on file
- Reference
- P2012/0551/FUL
What's in 21 Elfort Road, Islington, London, N5 1AX's planning history?
1 more on this property, plus refusals, disputes and full decisions nearby, in the report.
Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£1,390,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.4% per year over 8 years.
£1,353,750
Growth on file: 8.4% per year over 8 years.
Sales timeline
24 September 2020Most recent
£1,353,750
+90.0%over 7 years25 September 2012
£712,500
Median price across the last 5 sales in N5 1AX: £1,731,000 (2024–2020).
Nearby sales in N5 1AX
51 Elfort Road, Islington, London, N5 1AX
Sold Oct 2024
£1,700,0003 Elfort Road, Islington, London, N5 1AX
Sold Jul 2024
£1,731,00055 Elfort Road, Islington, London, N5 1AX
Sold Oct 2022
£1,865,2601a, Elfort Road, Islington, London, N5 1AX
Sold Jan 2021
£850,00061 Elfort Road, Islington, London, N5 1AX
Sold Jul 2020
£1,950,000
Everything we know about 21 Elfort Road, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Elfort Road homes
Price per m² for 21 Elfort Road runs comfortably ahead of the street norm.
Price per m²
£14,715
Street avg £7,832
Floor Area
92 m²
Street avg 138 m²
Habitable Rooms
4 rooms
Street avg 6 rooms
CO₂ Emissions
3.3 t/year
Street avg 5.2 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Arsenal — tram stop.
Closest school
0.4 km
St John's Highbury Vale CofE Primary School. 94 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
53.9dB

Night-time· 23:00 – 07:00
44.6dB