Postcode record · Waltham Forest
E17 9EL.
E17 9EL has 40 known premises and 21 planning records — 13 approved of 21 decided (61.9%). 27 EPC records.
No OS boundary is held for this postcode yet, so no shape is drawn.
At a glance · this postcodeWaltham Forest profile →
40
Premises
known addresses (UPRNs)
21
Applications
21 decided
61.9%
Approval rate
13 approved · 8 refused
27
EPC records
ratings C 5 · D 15 · E 6 · F 1
0
Mapped applications
shape not available
Postcode unit boundary from Ordnance Survey; premises and applications inside it. Aggregates describe the area, not any single premises.
Property
What is it?
E17 9EL has 40 known premises and 21 planning records — 13 approved of 21 decided (61.9%). 27 EPC records.
Premises (18 of 40 shown)
Name
Details
UPRN 10009143759
UPRN 10009143760
UPRN 10009147052
UPRN 100022529849
UPRN 100022529851
UPRN 100022529854
UPRN 100022529856
UPRN 100022529858
UPRN 100022529860
UPRN 100022529862
UPRN 10009143759
UPRN 10009143760
UPRN 10009147052
Show all 10 rows
UPRN 100022529849
UPRN 100022529851
UPRN 100022529854
UPRN 100022529856
UPRN 100022529858
UPRN 100022529860
UPRN 100022529862
Planning
What happened?
21 planning applications across the postcode; 13 approved of 21 decided (61.9%). Latest 21 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Construction of a replacement single storey side/rear extension.
144 Chestnut Avenue South, Walthamstow, London, E17 9EL · premises record
Householder Planning
Approved
2026-03-16
(1) Demolition of existing single storey rear lean-to extension to facilitate the construction of a single storey rear infill extension. (2) Demolition of existing front porch.
110 Chestnut Avenue South, Walthamstow, London, E17 9EL · premises record
Applicant Mr Gregory Penate · Officer Kurt Henry1
Householder Planning
Approved
2025-11-18
Lawful Development Certificate (Proposed) - Construction of dormer roof extension to main rear roof and extension above two storey rear outrigger together with installation of two roof-lights to front roof.
118 Chestnut Avenue South, Walthamstow, London, E17 9EL · premises record
Certificate of Lawful Development - Proposed
Approved
2025-10-21
Construction of single storey wraparound rear extension.
118 Chestnut Avenue South, Walthamstow, London, E17 9EL · premises record
Householder Planning
Approved
2025-09-02
Lawful Development Certificate (Proposed) - Construction of a dormer roof extension to main rear roof, and roof extension above two storey outrigger, together with installation of three roof lights to front roof slope
118 Chestnut Avenue South, Walthamstow, London, E17 9EL · premises record
Certificate of Lawful Development - Proposed
Refused
2025-08-20
Demolition of the existing rear infill extension and construction of a single-storey side/infill and rear extensions. Associated works to include the formation of a raised patio area and installation of fencing together with the installation of air source heat pump at rear(Amended description)
112 Chestnut Avenue South, Walthamstow, London, E17 9EL · premises record
Householder Planning
Approved
2022-07-01
Demolition of existing rear infill extension and construction of a single storey side/ infill and rear extensions. Associated works to include formation of a raised patio area and installation of fencing.
112 Chestnut Avenue South, Walthamstow, London, E17 9EL · premises record
Householder Planning
Refused
2022-03-09
Construction of a single storey rear infill extension together with the installation of replacement ground and first floor rear windows.
86 Chestnut Avenue South, Walthamstow, London, E17 9EL · premises record
Householder Planning
Approved
2021-10-06
Construction of a single storey outbuilding in rear garden area for use as a garden room ancillary to the main residential use of the site.
126 Chestnut Avenue South, Walthamstow, London, E17 9EL · premises record
Applicant Mr Stephen Murphy · Officer Zarina Ali
Householder Planning
Approved
2020-10-26
Construction of single storey rear extension, together with installation of a patio.
124 Chestnut Avenue South, Walthamstow, London, E17 9EL · premises record
Householder Planning
Approved
2020-09-07
Construction of a replacement single storey side/rear extension.
144 Chestnut Avenue South, Walthamstow, London, E17 9EL · premises record
Approved
2026-03-16
More
Householder Planning
(1) Demolition of existing single storey rear lean-to extension to facilitate the construction of a single storey rear infill extension. (2) Demolition of existing front porch.
110 Chestnut Avenue South, Walthamstow, London, E17 9EL · premises record
Applicant Mr Gregory Penate · Officer Kurt Henry1
Approved
2025-11-18
More
Householder Planning
Lawful Development Certificate (Proposed) - Construction of dormer roof extension to main rear roof and extension above two storey rear outrigger together with installation of two roof-lights to front roof.
118 Chestnut Avenue South, Walthamstow, London, E17 9EL · premises record
Approved
2025-10-21
More
Certificate of Lawful Development - Proposed
Show all 10 rows
Construction of single storey wraparound rear extension.
118 Chestnut Avenue South, Walthamstow, London, E17 9EL · premises record
Approved
2025-09-02
More
Householder Planning
Lawful Development Certificate (Proposed) - Construction of a dormer roof extension to main rear roof, and roof extension above two storey outrigger, together with installation of three roof lights to front roof slope
118 Chestnut Avenue South, Walthamstow, London, E17 9EL · premises record
Refused
2025-08-20
More
Certificate of Lawful Development - Proposed
Demolition of the existing rear infill extension and construction of a single-storey side/infill and rear extensions. Associated works to include the formation of a raised patio area and installation of fencing together with the installation of air source heat pump at rear(Amended description)
112 Chestnut Avenue South, Walthamstow, London, E17 9EL · premises record
Approved
2022-07-01
More
Householder Planning
Demolition of existing rear infill extension and construction of a single storey side/ infill and rear extensions. Associated works to include formation of a raised patio area and installation of fencing.
112 Chestnut Avenue South, Walthamstow, London, E17 9EL · premises record
Refused
2022-03-09
More
Householder Planning
Construction of a single storey rear infill extension together with the installation of replacement ground and first floor rear windows.
86 Chestnut Avenue South, Walthamstow, London, E17 9EL · premises record
Approved
2021-10-06
More
Householder Planning
Construction of a single storey outbuilding in rear garden area for use as a garden room ancillary to the main residential use of the site.
126 Chestnut Avenue South, Walthamstow, London, E17 9EL · premises record
Applicant Mr Stephen Murphy · Officer Zarina Ali
Approved
2020-10-26
More
Householder Planning
Construction of single storey rear extension, together with installation of a patio.
124 Chestnut Avenue South, Walthamstow, London, E17 9EL · premises record
Approved
2020-09-07
More
Householder Planning
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?
Designations are shown per premises today (open any premises above); the postcode-level designation summary is built with the borough entity run. Use the map's designations filter to see them over the postcode now.
People
Who is involved?
Named on the latest 21 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 3 applications
Applicant on 2 applications
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 3 applications
Applicant on 2 applications
Applicant on 2 applications
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Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Development
What could it become?
Planning precedent21 applications and 0 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy27 EPC records; ratings C: 5, D: 15, E: 6, F: 1.
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 Pro
Ownership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.
Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.