Postcode record · Waltham Forest
E17 8AY.
E17 8AY has 72 known premises and 24 planning records — 18 approved of 23 decided (78.3%). 39 EPC records.
Postcode E17 8AY · boundary not held, centred on the postcodeApprovedRefusedOther24 on the map — every match
At a glance · this postcodeWaltham Forest profile →
72
Premises
known addresses (UPRNs)
24
Applications
23 decided
78.3%
Approval rate
18 approved · 4 refused
62 days
Median decision time
average 355 days · 24 dated decisions
39
EPC records
ratings C 10 · D 21 · E 8
24
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?
E17 8AY has 72 known premises and 24 planning records — 18 approved of 23 decided (78.3%). 39 EPC records.
Premises (18 of 72 shown)
Name
Details
UPRN 10009142457
UPRN 10009142458
UPRN 100022566891
UPRN 100022566893
UPRN 100022566896
UPRN 100022566898
UPRN 100022566900
UPRN 100022566903
UPRN 100022566905
UPRN 100022566908
UPRN 10009142457
UPRN 10009142458
UPRN 100022566891
Show all 10 rows
UPRN 100022566893
UPRN 100022566896
UPRN 100022566898
UPRN 100022566900
UPRN 100022566903
UPRN 100022566905
UPRN 100022566908
Planning
What happened?
24 planning applications across the postcode; 18 approved of 23 decided (78.3%). Latest 24 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Lawful Development Certificate (Proposed) - Conversion of an existing single-family dwellinghouse (Use Class C3) into a House of Multiple Occupancy (HMO) (Use Class C4).
7 Markhouse Avenue, Walthamstow, London, E17 8AY · premises record
Officer Zarina Ali
Certificate of Lawful Development - Proposed
Refused
2024-10-31
Construction of a single storey rear garden outbuilding.
Ground Floor Flat, 91 Markhouse Avenue, Walthamstow, London, E17 8AY · premises record
Officer Zara Raza
Full Planning
Approved
2024-10-24
Construction of a rear dormer roof extension together with the installation of two roof-lights to the front roof slope.
85 Markhouse Avenue, Walthamstow, London, E17 8AY · premises record
Officer Hughie Johnston
Householder Planning
Approved
2023-07-13
Construction of a single storey rear garden outbuilding, alterations to the existing rear extension involving the installation of two roof-lights and new replacement patio doors.
Ground Floor Flat, 91 Markhouse Avenue, Walthamstow, London, E17 8AY · premises record
Officer Sarah Creasy
Full Planning
Approved
2023-06-05
Construction of a single storey rear infill extension.
117 Markhouse Avenue, Walthamstow, London, E17 8AY · premises record
Officer Jonathan Murray
Householder Planning
Approved
2022-09-12
Construction of dormer roof extension to main rear roof and roof extension above two storey rear outrigger, together with installation of two roof-lights to front roof slope.
First Floor Flat, 75 Markhouse Avenue, Walthamstow, London, E17 8AY · premises record
Officer Sarah Creasy
Full Planning
Approved
2022-08-17
Prior approval for the construction of a single storey rear extension which would extend 6.00m beyond the rear wall of the existing dwelling, a maximum height of 3.00m and an eaves height of 2.90m.
117 Markhouse Avenue, Walthamstow, London, E17 8AY · premises record
Officer Kurt Henry1
Prior Approval - Larger Home Extension
Not required
2022-03-29
Lawful Development Certificate (Proposed) - Construction of dormer roof extension to main rear roof with extension above two storey outrigger. Installation of two roof lights to front roof slope
11 Markhouse Avenue, Walthamstow, London, E17 8AY · premises record
Officer Zarina Ali
Certificate of Lawful Development - Proposed
Approved
2021-09-22
Application of external wall insulation to the front, side and rear elevations.
17 Markhouse Avenue, Walthamstow, London, E17 8AY · premises record
Officer Jonathan Murray
Householder Planning
Approved
2021-05-19
Lawful Development Certificate (Proposed) - Construction of dormer roof extension to main rear roof and part extension above two storey outrigger together with installation of two roof lights to front roof slope
69 Markhouse Avenue, Walthamstow, London, E17 8AY · premises record
Officer Chloe To
Certificate of Lawful Development - Proposed
Approved
2020-11-03
Lawful Development Certificate (Proposed) - Conversion of an existing single-family dwellinghouse (Use Class C3) into a House of Multiple Occupancy (HMO) (Use Class C4).
7 Markhouse Avenue, Walthamstow, London, E17 8AY · premises record
Officer Zarina Ali
Refused
2024-10-31
More
Certificate of Lawful Development - Proposed
Construction of a single storey rear garden outbuilding.
Ground Floor Flat, 91 Markhouse Avenue, Walthamstow, London, E17 8AY · premises record
Officer Zara Raza
Approved
2024-10-24
More
Full Planning
Construction of a rear dormer roof extension together with the installation of two roof-lights to the front roof slope.
85 Markhouse Avenue, Walthamstow, London, E17 8AY · premises record
Officer Hughie Johnston
Approved
2023-07-13
More
Householder Planning
Show all 10 rows
Construction of a single storey rear garden outbuilding, alterations to the existing rear extension involving the installation of two roof-lights and new replacement patio doors.
Ground Floor Flat, 91 Markhouse Avenue, Walthamstow, London, E17 8AY · premises record
Officer Sarah Creasy
Approved
2023-06-05
More
Full Planning
Construction of a single storey rear infill extension.
117 Markhouse Avenue, Walthamstow, London, E17 8AY · premises record
Officer Jonathan Murray
Approved
2022-09-12
More
Householder Planning
Construction of dormer roof extension to main rear roof and roof extension above two storey rear outrigger, together with installation of two roof-lights to front roof slope.
First Floor Flat, 75 Markhouse Avenue, Walthamstow, London, E17 8AY · premises record
Officer Sarah Creasy
Approved
2022-08-17
More
Full Planning
Prior approval for the construction of a single storey rear extension which would extend 6.00m beyond the rear wall of the existing dwelling, a maximum height of 3.00m and an eaves height of 2.90m.
117 Markhouse Avenue, Walthamstow, London, E17 8AY · premises record
Officer Kurt Henry1
Not required
2022-03-29
More
Prior Approval - Larger Home Extension
Lawful Development Certificate (Proposed) - Construction of dormer roof extension to main rear roof with extension above two storey outrigger. Installation of two roof lights to front roof slope
11 Markhouse Avenue, Walthamstow, London, E17 8AY · premises record
Officer Zarina Ali
Approved
2021-09-22
More
Certificate of Lawful Development - Proposed
Application of external wall insulation to the front, side and rear elevations.
17 Markhouse Avenue, Walthamstow, London, E17 8AY · premises record
Officer Jonathan Murray
Approved
2021-05-19
More
Householder Planning
Lawful Development Certificate (Proposed) - Construction of dormer roof extension to main rear roof and part extension above two storey outrigger together with installation of two roof lights to front roof slope
69 Markhouse Avenue, Walthamstow, London, E17 8AY · premises record
Officer Chloe To
Approved
2020-11-03
More
Certificate of Lawful Development - Proposed
Building control
Building-control records are not yet collected for Waltham Forest — 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 72 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Other Article 4 Direction Area · reference A4D768 · covers 72 of 72 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Other Article 4 Direction Area · reference A4D769 · covers 72 of 72 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Other Article 4 Direction Area · reference A4D770 · covers 72 of 72 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Other Article 4 Direction Area · reference A4D768 · covers 72 of 72 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Other Article 4 Direction Area · reference A4D769 · covers 72 of 72 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Other Article 4 Direction Area · reference A4D770 · covers 72 of 72 premises. Some normally permitted changes may require planning permission.
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 24 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Show all 10 rows
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Development
What could it become?
Planning precedent24 applications and 24 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy39 EPC records; ratings C: 10, D: 21, E: 8.
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.
9 intent signals recorded in this postcode
Repeat sale · Price decline · Long hold
Subscribe to see the signals →Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.