Are you a property professional?Get qualified leads from motivated homeowners.
Get startedAre you a property professional?Get qualified leads from motivated homeowners.
Get started35 Barnsbury Street is a mid-terrace house in Islington, London, London (N1 1PW). It has a recorded floor area of 238 m² (around 2562 sq ft), construction records dating it to before 1900 and council tax band G. The latest certificate (August 2012) shows an E (score 53), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 79), a 2-band jump. The latest certificate is from August 2012, so improvements made since then won't be reflected.
Sale prices here have outpaced London HPI: 5.3% per year against 0% for the wider region. Today's modelled estimate of £3,687,000 is 34.1% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£1,073/sq ft) was about 92.8% above the typical sold price in the postcode. At 238 m² the property is well over the postcode median (87 m² across 24 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 6 planning records sit against the property, 4 approved, 2 refused. Past consents include an extension, new windows and partial demolition, meaningful when judging how the property has evolved. The record references listed-building consent, which constrain future alterations. Sold July 2021 for £2,750,000. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
35 Barnsbury Street sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
This certificate is over 10 years old and is no longer valid.Expired 01 Aug 2022
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
Retention of the existing rear extension, replacement of non-original window at rear ground floor elevation with timber framed casement window, insertion of a rooflight into main roofslope, retention of garden layout, and associated works. Application for Listed Building Consent ref P2018/2457/LBC also submitted.
Latest sale on 35 Barnsbury Street was the highest on Land Registry record across the postcode.
£3,687,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.3% per year over 19 years.
£2,750,000
Growth on file: 5.3% per year over 19 years.
On co₂ emissions, 35 Barnsbury Street runs well behind the street norm.
Price per m²
£11,555
Street avg £11,014
Floor Area
238 m²
Street avg 191 m²
Habitable Rooms
7 rooms
Rail-style transport is unusually close for this postcode.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Islington Town Hall — bus stop.

Daytime· 07:00 – 23:00
56.5dB

Extension: Rear of property
External alterations including the retention of the existing rear extension, replacement of non-original window at rear ground floor elevation with timber framed casement window, insertion of a rooflight into main roofslope, retention of garden layout, and associated works. Internal alterations including the removal of plasterboard and exposing of chimneybreasts, re-arrangement of kitchen layout, insertion of doors, removal of WC at first floor and closet at second floor, and associated works. Full Planning Application ref P2018/2384/FUL also submitted.
4 more applications for this property
Join to see all planning history.
30 July 2021Most recent
£2,750,000
+10.7%over 1 year25 October 2019
£2,485,000
+3.5%over 6 years7 June 2013
£2,400,000
+134.1%over 10 years2 August 2002
£1,025,000
Median price across the last 5 sales in N1 1PW: £1,150,000 (2025–2023).
Street avg 7 rooms
CO₂ Emissions
13.0 t/year
Street avg 6.7 t/year
N1 1PT
Closest school
0.2 km
William Tyndale Primary School. 97 schools nearby.
Night-time· 23:00 – 07:00
46.3dB
Find out what your property is worth with a free valuation from a top-rated local estate agent.
Free valuation
An expert visits your home
Local expertise
An agent who knows your area
No obligation
You decide if and when to sell