Postcode record · Haringey
N4 1BJ.
N4 1BJ has 71 known premises and 40 planning records — 28 approved of 36 decided (77.8%). 40 EPC records.
Postcode N4 1BJ · boundary not held, centred on the postcodeApprovedRefusedOther40 exact2 approximate42 on the map — every match
At a glance · this postcodeHaringey profile →
71
Premises
known addresses (UPRNs)
40
Applications
36 decided
77.8%
Approval rate
28 approved · 8 refused
40
EPC records
ratings B 1 · C 12 · D 24 · E 3
42
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?
N4 1BJ has 71 known premises and 40 planning records — 28 approved of 36 decided (77.8%). 40 EPC records.
Premises (18 of 71 shown)
Name
Details
UPRN 10003980760
UPRN 10003982435
UPRN 10003986232
UPRN 100021174041
UPRN 100021174048
UPRN 100021174052
UPRN 100021174055
UPRN 100021174058
UPRN 100021174061
UPRN 100021174062
UPRN 10003980760
UPRN 10003982435
UPRN 10003986232
Show all 10 rows
UPRN 100021174041
UPRN 100021174048
UPRN 100021174052
UPRN 100021174055
UPRN 100021174058
UPRN 100021174061
UPRN 100021174062
Planning
What happened?
40 planning applications across the postcode; 28 approved of 36 decided (77.8%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Change of use from Class C3 (b) (former Family Assessment Centre for up to 6 people living together as a single household and receiving care) to a large House in Multiple Occupation (HMO) of 7 unrelated people sharing facilities (Sui Generis). (Restrospective planning application)
15 Duckett Road Hornsey London N4 1BJ · premises record
Full planning permission
Refused
2025-06-16
Certificate of lawfulness for the existing use as dwellinghouse within Use Class C3(C)
Ground Floor Flat B 45 Duckett Road Hornsey London N4 1BJ · premises record
Lawful development: Existing use
Refused
2024-10-25
Erection of a rear garden studio
Flat 1 47 Duckett Road Hornsey London N4 1BJ · premises record
—
Approved
2023-08-21
Replacement of two existing ground floor Windows on the rear elevation with glazed doors; the replacement of one existing ground floor Window on the side elevation with a glazed fixed panel; and the addition of a cast iron staircase to rear elevation.
9 Duckett Road Hornsey London N4 1BJ · premises record
—
Approved
2023-03-06
Proposed dormer roof extension with rooflights on front slope plus a roof terrace over part of rear addition roof
Flat A 25 Duckett Road London N4 1BJ · premises record
—
Approved
2022-11-07
Proposed conversion into 1 self-contained maisonette, and 2 self-contained flats.
15 Duckett Road London N4 1BJ · premises record
—
No determination
2022-06-15
Erection of a single storey extension which extends beyond the rear wall of the original house by 6m, for which the maximum height would be 3.7m and for which the height of the eaves would be 2.9m
53 Duckett Road London N4 1BJ · premises record
—
Not required
2022-03-28
Loft conversion with rear dormer and 3 no. front roof lights and roof terrace over rear outrigger.
Flat 2 47 Duckett Road London N4 1BJ · premises record
—
Approved
2022-03-17
Approval of details persuant to condition 6 (Survey of the condition of the canal wall) attached to planning permission HGY/2017/1194.
45 Duckett Road London N4 1BJ · premises record
—
Approved
2020-07-28
Erection of single storey 'infill' extension along side return passage.
43 Duckett Road London N4 1BJ · premises record
—
Approved
2020-03-10
Change of use from Class C3 (b) (former Family Assessment Centre for up to 6 people living together as a single household and receiving care) to a large House in Multiple Occupation (HMO) of 7 unrelated people sharing facilities (Sui Generis). (Restrospective planning application)
15 Duckett Road Hornsey London N4 1BJ · premises record
Refused
2025-06-16
More
Full planning permission
Certificate of lawfulness for the existing use as dwellinghouse within Use Class C3(C)
Ground Floor Flat B 45 Duckett Road Hornsey London N4 1BJ · premises record
Refused
2024-10-25
More
Lawful development: Existing use
Erection of a rear garden studio
Flat 1 47 Duckett Road Hornsey London N4 1BJ · premises record
Approved
2023-08-21
More
—
Show all 10 rows
Replacement of two existing ground floor Windows on the rear elevation with glazed doors; the replacement of one existing ground floor Window on the side elevation with a glazed fixed panel; and the addition of a cast iron staircase to rear elevation.
9 Duckett Road Hornsey London N4 1BJ · premises record
Approved
2023-03-06
More
—
Proposed dormer roof extension with rooflights on front slope plus a roof terrace over part of rear addition roof
Flat A 25 Duckett Road London N4 1BJ · premises record
Approved
2022-11-07
More
—
Proposed conversion into 1 self-contained maisonette, and 2 self-contained flats.
15 Duckett Road London N4 1BJ · premises record
No determination
2022-06-15
More
—
Erection of a single storey extension which extends beyond the rear wall of the original house by 6m, for which the maximum height would be 3.7m and for which the height of the eaves would be 2.9m
53 Duckett Road London N4 1BJ · premises record
Not required
2022-03-28
More
—
Loft conversion with rear dormer and 3 no. front roof lights and roof terrace over rear outrigger.
Flat 2 47 Duckett Road London N4 1BJ · premises record
Approved
2022-03-17
More
—
Approval of details persuant to condition 6 (Survey of the condition of the canal wall) attached to planning permission HGY/2017/1194.
45 Duckett Road London N4 1BJ · premises record
Approved
2020-07-28
More
—
Erection of single storey 'infill' extension along side return passage.
43 Duckett Road London N4 1BJ · premises record
Approved
2020-03-10
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?
No mapped designation intersects a premises point in this postcode in the current build. Open any premises above for its own designation record.
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 1 application
Applicant on 1 application
Agent on 1 application
Agent on 1 application
Case officer on 1 application
Case officer on 1 application
Applicant on 1 application
Applicant on 1 application
Agent on 1 application
Show all 6 rows
Agent on 1 application
Case officer on 1 application
Case officer on 1 application
Development
What could it become?
Planning precedent40 applications and 42 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy40 EPC records; ratings B: 1, C: 12, D: 24, E: 3.
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
Planning Atlas ProOwnership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.
7 intent signals recorded in this postcode
Price decline · Repeat refusal · Long hold
Subscribe to see the signals →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.