Postcode record · Haringey
N10 3BT.
N10 3BT has 32 known premises and 45 planning records — 31 approved of 36 decided (86.1%). 15 EPC records.
Postcode N10 3BT · boundary not held, centred on the postcodeApprovedRefusedOther45 exact45 on the map — every match
At a glance · this postcodeHaringey profile →
32
Premises
known addresses (UPRNs)
45
Applications
36 decided
86.1%
Approval rate
31 approved · 5 refused
15
EPC records
ratings C 1 · D 7 · E 5 · F 2
45
Mapped applications
inside the postcode shape
Postcode unit boundary from Ordnance Survey; premises and applications inside it. Aggregates describe the area, not any single premises.
Property
What is it?
N10 3BT has 32 known premises and 45 planning records — 31 approved of 36 decided (86.1%). 15 EPC records.
Premises (18 of 32 shown)
Name
Details
UPRN 10022935500
UPRN 100021197032
UPRN 100021197036
UPRN 100021197038
UPRN 100021197040
UPRN 100021197042
UPRN 100021197044
UPRN 100021197046
UPRN 100021197048
UPRN 100021197050
UPRN 10022935500
UPRN 100021197032
UPRN 100021197036
Show all 10 rows
UPRN 100021197038
UPRN 100021197040
UPRN 100021197042
UPRN 100021197044
UPRN 100021197046
UPRN 100021197048
UPRN 100021197050
Planning
What happened?
45 planning applications across the postcode; 31 approved of 36 decided (86.1%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
T3 Laburnum with Dogwood understorey of the submitted MWA Arboricultural Report Works: Remove (fell) both to near ground level and treat stumps to inhibit regrowth. Reason: Clay shrinkage subsidence damage at the subject property.
19 Leaside Avenue Hornsey London N10 3BT · premises record
—
No objection
2026-03-04
T1 Sycamore sited in back corner of garden overhanging 4 properties, tree will be reduced by a good 4 metres into a high pollard frame work, tree has been compressed with the ivy and has die back in the crown, this pollard frame works will be be at a height of 6 metres, ivy is going to be reduced down to 2.5 metres high to keep wildlife environment but remove pressure from the crown of the tree.
41 Leaside Avenue Hornsey London N10 3BT · premises record
—
No objection
2026-03-04
T2 Conifer sited front of property, it's too big for the flowerbed / area, and is causing pressure on paths and walls, Tree should be removed as any other works will leave the tree unsightly
41 Leaside Avenue Hornsey London N10 3BT · premises record
—
No objection
2026-02-16
T1- Portuguese Laurel- reduce crown by up to 1.5m to match variegated shrub next to it. T2- Acer- lightly lift low branches by up to 1m. T3- Elder- hard prune by up to 2m. T4- Silver Birch tree- crown reduction back to most recent pruning points, approximately 2.5m reduction.
21 Leaside Avenue Hornsey London N10 3BT · premises record
—
No objection
2025-10-30
T1 - ( Malus x domestica ) - Apple - Crown reduction by 1.5m in height and 1.5m in lateral growth back to previous pruning points, leaving buds to encourage regrowth. Leaving the tree a standing height of 7m.
15 Leaside Avenue Hornsey London N10 3BT · premises record
—
No objection
2025-10-23
Replacement and enlargement of the existing metal rear dormer window with a metal frame sliding system, addition of lead roof area to rear to allow for lowered cill, addition to rear of property of a single glazed sash window with concrete cill to match existing, and addition of one rear rooflight.
33 Leaside Avenue Hornsey London N10 3BT · premises record
Householder planning permission
Approved
2025-01-10
Replacement and enlargement of the existing metal rear dormer window, addition of lead roof area to rear, and addition of a single glazed sash window and rooflight to the rear.
33 Leaside Avenue Hornsey London N10 3BT · premises record
Householder planning permission
Refused
2024-08-14
Demolition of existing rear extension, erection of replacement single-storey rear extension, erection of a rear dormer roof extension and roof alterations and installation of 3no. conservation-style rooflights to the front elevation. Replacement of existing windows and doors, new window to rear elevation, enclosure of secondary front porch with new window and deconversion of building from 2no. flats to single dwelling.
41 Leaside Avenue Hornsey London N10 3BT · premises record
—
Approved
2023-12-14
Replacement single storey rear extension, recovering of existing rear facing dormer and new second floor side extension. External alterations inclusive of window replacement, new rooflights and pebble dash removal.
43 Leaside Avenue Hornsey London N10 3BT · premises record
—
Approved
2023-09-20
Replacement single storey rear extension, new front facing two storey side extension, recovering of existing rear facing dormer and new second floor side extension. External alterations inclusive of window replacement, new rooflights and pebble dash removal.
43 Leaside Avenue Hornsey London N10 3BT · premises record
—
Refused
2023-09-20
T3 Laburnum with Dogwood understorey of the submitted MWA Arboricultural Report Works: Remove (fell) both to near ground level and treat stumps to inhibit regrowth. Reason: Clay shrinkage subsidence damage at the subject property.
19 Leaside Avenue Hornsey London N10 3BT · premises record
No objection
2026-03-04
More
—
T1 Sycamore sited in back corner of garden overhanging 4 properties, tree will be reduced by a good 4 metres into a high pollard frame work, tree has been compressed with the ivy and has die back in the crown, this pollard frame works will be be at a height of 6 metres, ivy is going to be reduced down to 2.5 metres high to keep wildlife environment but remove pressure from the crown of the tree.
41 Leaside Avenue Hornsey London N10 3BT · premises record
No objection
2026-03-04
More
—
T2 Conifer sited front of property, it's too big for the flowerbed / area, and is causing pressure on paths and walls, Tree should be removed as any other works will leave the tree unsightly
41 Leaside Avenue Hornsey London N10 3BT · premises record
No objection
2026-02-16
More
—
Show all 10 rows
T1- Portuguese Laurel- reduce crown by up to 1.5m to match variegated shrub next to it. T2- Acer- lightly lift low branches by up to 1m. T3- Elder- hard prune by up to 2m. T4- Silver Birch tree- crown reduction back to most recent pruning points, approximately 2.5m reduction.
21 Leaside Avenue Hornsey London N10 3BT · premises record
No objection
2025-10-30
More
—
T1 - ( Malus x domestica ) - Apple - Crown reduction by 1.5m in height and 1.5m in lateral growth back to previous pruning points, leaving buds to encourage regrowth. Leaving the tree a standing height of 7m.
15 Leaside Avenue Hornsey London N10 3BT · premises record
No objection
2025-10-23
More
—
Replacement and enlargement of the existing metal rear dormer window with a metal frame sliding system, addition of lead roof area to rear to allow for lowered cill, addition to rear of property of a single glazed sash window with concrete cill to match existing, and addition of one rear rooflight.
33 Leaside Avenue Hornsey London N10 3BT · premises record
Approved
2025-01-10
More
Householder planning permission
Replacement and enlargement of the existing metal rear dormer window, addition of lead roof area to rear, and addition of a single glazed sash window and rooflight to the rear.
33 Leaside Avenue Hornsey London N10 3BT · premises record
Refused
2024-08-14
More
Householder planning permission
Demolition of existing rear extension, erection of replacement single-storey rear extension, erection of a rear dormer roof extension and roof alterations and installation of 3no. conservation-style rooflights to the front elevation. Replacement of existing windows and doors, new window to rear elevation, enclosure of secondary front porch with new window and deconversion of building from 2no. flats to single dwelling.
41 Leaside Avenue Hornsey London N10 3BT · premises record
Approved
2023-12-14
More
—
Replacement single storey rear extension, recovering of existing rear facing dormer and new second floor side extension. External alterations inclusive of window replacement, new rooflights and pebble dash removal.
43 Leaside Avenue Hornsey London N10 3BT · premises record
Approved
2023-09-20
More
—
Replacement single storey rear extension, new front facing two storey side extension, recovering of existing rear facing dormer and new second floor side extension. External alterations inclusive of window replacement, new rooflights and pebble dash removal.
43 Leaside Avenue Hornsey London N10 3BT · premises record
Refused
2023-09-20
More
—
Building control
Building-control records are not yet collected for Haringey — the register is being gathered borough by borough (held so far: Lambeth, Brent, Ealing, Westminster, City and others).
Place
What affects it?
Every mapped designation touching a premises in this postcode, with how many of its 32 premises each one covers.
Designation
Coverage
Conservation Area
26 · reference COA00000141 · covers 32 of 32 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Conservation Area
26 · reference COA00000141 · covers 32 of 32 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Nearby postcodes and streets
Walk to the next area — linked where the Atlas has a record for it (pilot borough only for now).
People
Who is involved?
Named on the latest 30 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 2 applications
Agent on 2 applications
Case officer on 2 applications
Applicant on 2 applications
Agent on 2 applications
Case officer on 2 applications
Development
What could it become?
Planning precedent45 applications and 45 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy15 EPC records; ratings C: 1, D: 7, E: 5, F: 2.
What is not assertedNo capacity, value or ownership claim is made at area level; those belong to individual premises records and their evidence.
Intent signals
The Developer PlanOwnership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.
Thinking about a project here?
Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.