Planning Applications in
Islington
Islington has a population of approximately 245,700 and is part of the London region. Search any postcode in Islington to see recent planning applications near you — including extensions, new builds, demolitions, and change of use applications.
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Residential Extensions
Rear extensions, side extensions, loft conversions, and garage conversions in Islington.
New Builds & Developments
New housing developments, apartment blocks, and commercial buildings proposed in Islington.
Change of Use
Applications to change building use — shops to flats, offices to restaurants, and more in Islington.
Listed Buildings & Conservation
Works to listed buildings and developments in Islington's conservation areas.
Demolition Notices
Prior approval applications for demolition of buildings in Islington.
Trees & Landscaping
Tree preservation orders, tree works applications, and landscaping schemes in Islington.
Planning Battles in Islington
Notable planning controversies and disputes that have shaped development in the Islington area.
Holloway Prison Site Redevelopment
2020-2028The redevelopment of the former HMP Holloway site — Europe's largest women's prison until its closure in 2016 — has been one of Islington's most significant and contested planning decisions. Peabody Housing Association's scheme for over 900 homes, a women's building, and community space was scrutinised for its affordable housing proportion, height, and whether it adequately commemorated the site's history. The women's centre was a key community demand.
Why this matters: Major institutional site redevelopments often involve complex Section 106 agreements — monitoring condition discharge ensures community facilities and affordable housing are delivered as promised.
Angel and Upper Street Commercial Pressure
2018-2025The Angel area and Upper Street have faced ongoing tensions between commercial, residential, and night-time economy uses. Applications for restaurants, bars, and late-night venues have been contested by residents, while the conversion of commercial premises to residential under permitted development has reduced the borough's employment space.
Why this matters: Mixed-use high streets need monitoring for both commercial-to-residential conversions and new late-night uses — the balance between living and trading on streets like Upper Street affects quality of life for thousands of residents.
Article 4 Directions and PD Rights Restrictions
2019-2025Islington has implemented some of London's most comprehensive Article 4 directions, removing permitted development rights across virtually the entire borough for office-to-residential conversions, HMO changes, and other PD categories. This was driven by the council's determination to protect employment space in one of London's key commercial areas.
Why this matters: Article 4 directions mean alterations that wouldn't need permission elsewhere require full planning applications in Islington — monitoring ensures residents and businesses understand when permission is needed.
Major Developments to Watch in Islington
Large-scale projects and developments that are shaping the future of Islington.
Holloway Prison Redevelopment
2020-2028Peabody's 985-home development on the former HMP Holloway site, including a women's building, park, and community facilities — the borough's largest development site in a generation.
Finsbury Park Area Action Plan
2019-2028Intensification and improvement of the area around Finsbury Park station, including new homes, workspace, and public realm improvements in the Stroud Green Road corridor.
City Road Basin Regeneration
2018-2027Mixed-use development around the Regent's Canal at City Road Basin, including tall buildings, workspace, and canal-side public realm improvements.
Archway Town Centre Regeneration
2016-2026Transformation of Archway with the demolition of the Archway Tower (Viaduct House) and construction of new mixed-use buildings, a public square, and improved street-level environment.
What Makes Planning in Islington Different
- Islington is the smallest London borough by area (just 15 km²), meaning every development site is intensely scrutinised and competition for land is extreme
- The borough has Article 4 directions covering virtually the entire area for office-to-residential conversions, small HMOs, and various other permitted development categories — one of the most restrictive PD environments in England
- Islington has 22 conservation areas covering over 50% of the borough, meaning heritage assessment is required for the majority of planning applications
- The council applies a 50% affordable housing target on all sites capable of delivering 10 or more homes, with a strong presumption in favour of social rent — viability assessments are rigorously challenged
- Despite its small size, Islington straddles the boundary between inner London's commercial core (Clerkenwell, Finsbury) and more residential areas (Highbury, Canonbury), creating distinctly different planning policy environments within a tiny borough
Islington Council processes approximately 3,200 planning applications per year, a remarkably high volume for London's smallest borough. The housing target is approximately 775 homes per year under the London Plan. The borough's extreme density and limited land supply mean most applications involve intensification of existing sites. Islington has one of the highest planning refusal rates in London, reflecting both the restrictive policy environment and the quality of the borough's planning committee scrutiny.
Key Areas in Islington
Average house prices around £700,000, though Georgian terraces in Barnsbury and Canonbury can exceed £2 million. Islington is the smallest borough in London by area (15 km²) with one of the highest population densities, creating extreme pressure on limited development sites. Despite the wealth in some streets, Islington also has high levels of deprivation and one of London's longest social housing waiting lists.
Official Planning Portal
View and search planning applications directly on the Islington council website.
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Nearby Councils in London
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Planning Guides for Islington Residents
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Specialist Topics
Common Planning Situations
Data Sources
- Planning application data: planning.data.gov.uk
- Islington council planning portal — planning.agileapplications.co.uk
- Planning Inspectorate (PINS) appeal decisions
- Data last refreshed: 13 March 2026