Planning Permission in Haringey: 2026 Guide

Planning in Haringey — what you need to know

If you are planning a home improvement project in Haringey, understanding the local planning landscape is essential before you begin. Haringey is managed by London Borough of Haringey, which handles all planning applications, enforcement, and local plan policy for the borough.

Muswell Hill and Crouch End have strong conservation coverage with clear loft/mansard precedents; Tottenham generally permissive. The borough has a population of approximately 264,000 residents and covers postcodes N4, N6, N8, N10, N15, N17, N22.

The housing stock in Haringey is predominantly edwardian terraces in Crouch End, Muswell Hill; Victorian two-up-two-downs in Harringay Ladder; 1930s semi-detached in Muswell Hill; post-war in Tottenham. This mix of property types means that Haringey Council deals with a wide range of applications, from rear extensions on terraced houses to loft conversions on semi-detached properties and full refurbishments of period homes in conservation areas.

With 29 designated conservation areas and active Article 4 Directions, Haringey has a relatively controlled planning environment where Permitted Development rights may be restricted in many areas.

At Architectural Drawings London, we prepare planning drawings and building regulations drawings for properties across all Haringey postcodes. Our MCIAT chartered architectural technologists have experience with Haringey Council and understand the specific policies, design guides, and precedents that apply in Haringey. Our fixed fees start from £840 for our Essentials package and £1,750 for our Complete package — 30% below typical London architect rates.

Article 4 Directions in Haringey

Haringey has Article 4 Directions in place that remove certain Permitted Development rights. Borough-wide Article 4 for HMO conversions.

Article 4 Directions are used by councils to protect the character of an area by requiring planning permission for changes that would otherwise be permitted. If your property is affected by an Article 4 Direction in Haringey, you will need to submit a full planning application even for works that would normally fall under Permitted Development. The council fee for a householder application is £258, and we prepare the necessary drawings and supporting documents.

It is important to note that Article 4 Directions in Haringey are separate from conservation area restrictions. A property can be affected by both, and in practice many Article 4 areas overlap with conservation areas. We check the specific restrictions affecting your property as part of our initial assessment.

Conservation areas in Haringey

Haringey has 29 designated conservation areas. Notable conservation areas include:

• Highgate Village
• Muswell Hill
• Crouch End
• Tottenham Green
• Bruce Castle

In conservation areas, Permitted Development rights are more restricted than in non-designated areas. Key restrictions include:

• No cladding, stone, artificial stone, pebble dash, render, timber, plastic, or tile to any external wall without planning permission
• No side extensions under Permitted Development
• Rear extensions are limited and may require planning permission
• Dormer loft conversions facing the highway require planning permission
• Satellite dishes on front elevations or chimneys are not permitted
• Demolition of gates, walls, fences, or other boundary treatment requires planning permission

If your property is in a Haringey conservation area, we can advise on what is achievable and prepare a planning application that addresses the conservation officer's requirements. Our 98% first-time approval rate includes a strong record in conservation area applications.

Popular projects in Haringey

The types of planning applications most commonly submitted in Haringey are shaped by the borough's housing stock. Edwardian terraces in Crouch End, Muswell Hill; Victorian two-up-two-downs in Harringay Ladder; 1930s semi-detached in Muswell Hill; post-war in Tottenham, which drives demand for specific types of extensions and conversions.

Loft conversions

Haringey has extensive streets of terraced housing, making loft conversions one of the most popular home improvement projects in the borough. A rear dormer loft conversion on a typical Victorian or Edwardian mid-terrace can add 20-30 square metres of living space and significant value to the property. In many cases, rear dormers fall under Permitted Development rights, though properties in conservation areas or subject to Article 4 Directions will need full planning permission. We prepare loft conversion drawings for properties across Haringey, starting from £1,225 for our dedicated loft conversion package.

Side-return and rear extensions

The classic Victorian and Edwardian terrace layout in Haringey leaves a side return passage that is prime territory for a kitchen extension. A single-storey rear or side-return extension can often be built under Permitted Development, extending up to 6 metres from the rear wall (or up to 8 metres for detached houses under the Prior Approval process). We prepare extension plans for properties across all Haringey postcodes (N4, N6, N8, N10, N15, N17, N22), with our Essentials package starting from £840.

Two-storey extensions

The semi-detached and detached housing stock in Haringey is well suited to two-storey rear extensions, which almost always require planning permission. A two-storey extension can add a larger kitchen-diner at ground floor and an additional bedroom and bathroom above. Haringey Council generally supports two-storey extensions that are subordinate to the original dwelling, set in from the boundary, and do not result in unacceptable loss of light or privacy to neighbours. Our Complete package from £1,750 covers full planning and building regulations drawings.

Mansard roof extensions

Haringey has established precedents for mansard roof extensions, particularly on Victorian and Edwardian terraces. A mansard conversion replaces the existing roof slope with a near-vertical front and a shallow-sloped top, creating a full additional storey. Mansard extensions always require planning permission. We prepare mansard drawings for properties across Haringey, from £1,575.

How much do planning drawings cost in Haringey?

The cost of a planning application in Haringey has two components: the council application fee and the professional drawing fees.

Our fixed-fee pricing means you know the cost upfront with no hourly billing surprises. We include a measured survey, existing and proposed plans, elevations, and a site plan — everything required for a valid planning submission to Haringey Council. Our fees are 30% below typical London architect rates for the same scope of work.

For Permitted Development projects that do not require a planning application, we recommend obtaining a Lawful Development Certificate (£129 council fee). This provides formal legal confirmation that your project is lawful and prevents problems when selling the property. We prepare the LDC drawings and application on your behalf.

Our experience in Haringey

We cover all Haringey postcodes: N4, N6, N8, N10, N15, N17, N22. Whether your property is in a conservation area, affected by an Article 4 Direction, or in an unrestricted residential street, we have experience with Haringey Council and understand the borough's planning policies.

Our MCIAT chartered architectural technologists prepare planning drawings and building regulations drawings for residential projects across Haringey. We handle the full process from initial measured survey through to planning submission, and we liaise with Haringey Council on your behalf.

We also work in Haringey's neighbouring boroughs:

Frequently asked questions