6, Mountfort Crescent, London, N1 1JW

This site has had 2 applications since 2025.

• P2026/1730/LBC Awaiting decision

  6, Mountfort Crescent, London, N1 1JW

  Alter roofing as agreed by Conservation Officer Sean McEntee 9 February 2026.

  Submitted 30 Jun 2026 Heritage and listed buildings

1. 23 May 2025

   Received by Islington

2. 4 Jun 2025

   Validated

   Checked as complete and ready for consideration.

3. 25 Jul 2026

   Added to PlanIndex

Islington has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.

Applications for works to trees cover protected trees: consent under a tree preservation order, or six weeks notice for trees in a conservation area. More in our guide to planning application types.

• 5 Mountfort Crescent, London, N1 1JW

  P2026/1581/LBC Submitted 17 Jun 2026 50 yards away

  Erection of a replacement two-storey side extension, replacement of existing rear conservatory with bay window, replacement of existing roof lantern, removal of existing non-original water tanks and timber enclosure on roof, installation of 1no. air source heat pump with acoustic enclosure in rear garden, along with other associated internal alterations.

  Granted Heritage and listed buildings Extension Windows or glazing 52 docs

• 5 Mountfort Crescent, London, N1 1JW

  P2026/1579/FUL Submitted 17 Jun 2026 50 yards away

  Erection of a replacement two-storey side extension, replacement of existing rear conservatory with bay window, replacement of existing roof lantern, removal of existing non-original water tanks and timber enclosure on roof, installation of 1no. air source heat pump with acoustic enclosure in rear garden, along with other associated internal alterations (Listed Building Consent P2026/1581/LBC also submitted)

  Granted Householder Extension Windows or glazing 52 docs
  Small domestic

• 5 Mountfort Crescent, London, N1 1JW

  P2023/3418/LBC Submitted 23 Nov 2023 50 yards away

  Demolition of the existing conservatory and erection of a replacement single-storey rear extension, replacement of side lean-to with a single-storey side extension, excavation and enlargement of the basement including the formation of a side and rear lightwell and installation of a Ground Source Heat Pump, re-roofing and installation of a triple glazed roof lantern and removal of rooftop water tank, replacement of windows and doors, and associated internal and external alterations (Full Planning Application ref. P2023/3381/FUL also submitted).

  Withdrawn Heritage and listed buildings Extension Demolition +1 2 docs
  Small domestic

• 5 Mountfort Crescent, London, N1 1JW

  P2024/3431/LBC Submitted 18 Nov 2024 50 yards away

  93% historically approved · decision due ~29 Jan

  Erection of a single-storey rear extension to replace existing conservatory, erection of a single-storey side extension to replace existing lean-to, replacement of windows and insertion of new window openings, installation of new roof covering and a roof lantern, excavation of existing basement and installation of a ground source heat pump with associated internal and external alterations including replacement of mechanical, electrical and plumbing services. (A Planning Application ref. P2024/3430/FUL has also been submitted).

  Withdrawn Heritage and listed buildings Extension Roofing +1 18 docs
  Small domestic

• 5 Mountfort Crescent, London, N1 1JW

  P2024/3430/FUL Submitted 18 Nov 2024 50 yards away

  87% historically approved · decision due ~29 Jan

  Erection of a single-storey rear extension to replace existing conservatory, erection of a single-storey side extension to replace existing lean-to, replacement of windows and insertion of new window openings, installation of new roof covering and a roof lantern, excavation of existing basement and installation of a ground source heat pump with associated internal and external alterations including replacement of mechanical, electrical and plumbing services. (An application for Listed building Consent ref. P2024/3431/LBC has also been submitted).

  Withdrawn Full applications Extension Roofing +1 20 docs
  Small domestic

• 5, The Courtyard, London, N1 1JZ

  P2026/2219/TRE Submitted 20 Aug 2026 50 yards away

  Horse chestnut (T1) - fell. Reason: following the recommendation of a PiCUS ass

  Granted Trees

• P2026/2633/TRE Awaiting decision

  10 Richmond Crescent, London, N1 0LZ

  T1. Sycamore. Prune lateral spread overhanging rear garden of 31 Ripplevale Grove back to boundary line. (1-2m in lateral spread north of canopy only)

  Received 7 Oct, published by the council 11 Oct 2026 Trees
• P2026/2631/TRE Awaiting decision

  31, Highbury Hill, London, N5 1SU

  T1 Magnolia, crown reduce by 1m, back to previous pruning points. T2 Magnolia, crown reduce by 0.5m, back to previous pruning points. T3 Apple, lift off garage roof by 0.5m, cut back from lawn by 0.5m. All works cyclical maintenance.

  Received 7 Oct, published by the council 11 Oct 2026 Trees
• P2026/2632/TRE Awaiting decision

  9 Richmond Crescent, London, N1 0LZ

  T1. Lime - Prune lateral spread overhanging no.29 Ripplevale Grove to boundary line (1-2m in lateral spread north side of canopy) T2. Lime - Prune lateral spread overhanging no.31 Ripplevale Grove to boundary line (1-2m in lateral spread north side of canopy)

  Received 7 Oct, published by the council 11 Oct 2026 Trees
• P2026/2582/TRE Granted

  2, Lambert Street, London, N1 1JE

  Rear garden: Magnolia grandiflora (T1) - reduce crown by 1.5m. Reason: general

  5 Oct 2026 Trees
• P2026/2579/TRE Granted

  47, Canonbury Park South, London, N1 2JL

  T1 - Prunus cerasifera 'Nigra' Crown reduction to 20% and Crown thinning 5-10%

  5 Oct 2026 Trees