Postcode record · Havering
RM12 4EW.
RM12 4EW has 39 known premises and 25 planning records — 16 approved of 18 decided (88.9%). 18 EPC records.
Postcode RM12 4EW · boundary not held, centred on the postcodeApprovedRefusedOther25 on the map — every match
At a glance · this postcodeHavering profile →
39
Premises
known addresses (UPRNs)
25
Applications
18 decided
88.9%
Approval rate
16 approved · 2 refused
18
EPC records
ratings C 4 · D 10 · E 2 · F 2
25
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?
RM12 4EW has 39 known premises and 25 planning records — 16 approved of 18 decided (88.9%). 18 EPC records.
Premises (18 of 39 shown)
Name
Details
UPRN 10070704395
UPRN 100021321476
UPRN 100021321478
UPRN 100021321480
UPRN 100021321482
UPRN 100021321484
UPRN 100021321486
UPRN 100021321488
UPRN 100021321490
UPRN 100021321492
UPRN 10070704395
UPRN 100021321476
UPRN 100021321478
Show all 10 rows
UPRN 100021321480
UPRN 100021321482
UPRN 100021321484
UPRN 100021321486
UPRN 100021321488
UPRN 100021321490
UPRN 100021321492
Planning
What happened?
25 planning applications across the postcode; 16 approved of 18 decided (88.9%). Latest 25 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Certificate of Lawfulness for proposed single-storey rear extension following prior approval reference Y0257.25 dated 24/11/25.
5 Acacia Avenue Hornchurch RM12 4EW · premises record
Officer Panyun Chow
Lawful Development Certificate
Not required
2025-12-03
Single-storey rear extension with an overall depth of 6m, a maximum height of 3m, and an eaves height of 3m (PRIOR APPROVAL)
5 Acacia Avenue Hornchurch RM12 4EW · premises record
Officer Marnie Smith
Householder
Other
2025-10-14
proposed rear detached garage structure
45 Acacia Avenue Hornchurch RM12 4EW · premises record
Officer Louise Jarrett
Full Planning Permission
Other
2024-06-26
Part single, part two storey rear extension.
39 Acacia Avenue Hornchurch RM12 4EW · premises record
Officer Jessica Denison
Full Planning Permission
Other
2021-06-08
Single storey rear extension
29 ACACIA AVENUE HORNCHURCH RM12 4EW · premises record
Officer Seyi Enirayetan
Full Planning Permission
Other
2020-10-21
Rear double storey and side extension.
51 Acacia Avenue HORNCHURCH RM12 4EW · premises record
Officer Steven Hoang
Full Planning Permission
Approved
2017-05-05
Two storey side and rear extensions
51 Acacia Avenue Hornchurch RM12 4EW · premises record
Officer Steven Hoang
Full Planning Permission
Refused
2016-02-29
single storey rear extension with an overall depth of 4.016 metre, a maximum height of 3.6 metres, and an eaves height of 2.7 metre.
5 Acacia Avenue Hornchurch RM12 4EW · premises record
Officer Admin
Householder
Other
2016-02-22
Proposed first floor side/ rear extension.
53 Acacia Avenue Hornchurch RM12 4EW · premises record
Officer Steven Hoang
Full Planning Permission
Approved
2015-08-10
Proposed first floor side/rear extension
53 Acacia Avenue Hornchurch RM12 4EW · premises record
Officer Steven Hoang
Full Planning Permission
Approved
2015-05-26
Certificate of Lawfulness for proposed single-storey rear extension following prior approval reference Y0257.25 dated 24/11/25.
5 Acacia Avenue Hornchurch RM12 4EW · premises record
Officer Panyun Chow
Not required
2025-12-03
More
Lawful Development Certificate
Single-storey rear extension with an overall depth of 6m, a maximum height of 3m, and an eaves height of 3m (PRIOR APPROVAL)
5 Acacia Avenue Hornchurch RM12 4EW · premises record
Officer Marnie Smith
Other
2025-10-14
More
Householder
proposed rear detached garage structure
45 Acacia Avenue Hornchurch RM12 4EW · premises record
Officer Louise Jarrett
Other
2024-06-26
More
Full Planning Permission
Show all 10 rows
Part single, part two storey rear extension.
39 Acacia Avenue Hornchurch RM12 4EW · premises record
Officer Jessica Denison
Other
2021-06-08
More
Full Planning Permission
Single storey rear extension
29 ACACIA AVENUE HORNCHURCH RM12 4EW · premises record
Officer Seyi Enirayetan
Other
2020-10-21
More
Full Planning Permission
Rear double storey and side extension.
51 Acacia Avenue HORNCHURCH RM12 4EW · premises record
Officer Steven Hoang
Approved
2017-05-05
More
Full Planning Permission
Two storey side and rear extensions
51 Acacia Avenue Hornchurch RM12 4EW · premises record
Officer Steven Hoang
Refused
2016-02-29
More
Full Planning Permission
single storey rear extension with an overall depth of 4.016 metre, a maximum height of 3.6 metres, and an eaves height of 2.7 metre.
5 Acacia Avenue Hornchurch RM12 4EW · premises record
Officer Admin
Other
2016-02-22
More
Householder
Proposed first floor side/ rear extension.
53 Acacia Avenue Hornchurch RM12 4EW · premises record
Officer Steven Hoang
Approved
2015-08-10
More
Full Planning Permission
Proposed first floor side/rear extension
53 Acacia Avenue Hornchurch RM12 4EW · premises record
Officer Steven Hoang
Approved
2015-05-26
More
Full Planning Permission
Building control
Building-control records are not yet collected for Havering — 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 39 premises each one covers.
Designation
Coverage
Archaeological Priority Area
Potential prehistoric deposits may be buried beneath gravel deposits. · reference 76971 · covers 39 of 39 premises. Groundworks may require archaeological assessment or investigation.
Archaeological Priority Area
Potential prehistoric deposits may be buried beneath gravel deposits. · reference 76971 · covers 39 of 39 premises. Groundworks may require archaeological assessment or investigation.
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 25 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Case officer on 4 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 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 4 applications
Case officer on 2 applications
Case officer on 2 applications
Show all 10 rows
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
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 precedent25 applications and 25 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy18 EPC records; ratings C: 4, D: 10, E: 2, 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
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.
6 intent signals recorded in this postcode
Price decline · EPC F/G · 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.