Postcode record · Sutton
SM3 8NW.
SM3 8NW has 14 known premises and 11 planning records — 7 approved of 10 decided (70%). 5 EPC records.
No OS boundary is held for this postcode yet, so no shape is drawn.
At a glance · this postcodeSutton profile →
14
Premises
known addresses (UPRNs)
11
Applications
10 decided
70%
Approval rate
7 approved · 2 refused
5
EPC records
ratings D 5
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?
SM3 8NW has 14 known premises and 11 planning records — 7 approved of 10 decided (70%). 5 EPC records.
Premises
Name
Details
UPRN 5870021431
UPRN 5870021432
UPRN 5870021433
UPRN 5870021434
UPRN 5870021435
UPRN 5870021436
UPRN 5870021437
UPRN 5870021438
UPRN 5870021439
UPRN 5870021440
UPRN 5870021431
UPRN 5870021432
UPRN 5870021433
Show all 10 rows
UPRN 5870021434
UPRN 5870021435
UPRN 5870021436
UPRN 5870021437
UPRN 5870021438
UPRN 5870021439
UPRN 5870021440
Planning
What happened?
11 planning applications across the postcode; 7 approved of 10 decided (70%). Latest 11 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Erection of a detached outbuilding to rear garden land.
8 Lumley Gardens Cheam SM3 8NW · premises record
—
Unknown
2026-04-21
Erection of a part one, part two storey side and rear extension and removal of a rear/flank chimney.
New Beginnings 20 Lumley Gardens Cheam SM3 8NW · premises record
Applicant Mr Ye Gu · Officer Emmanuel Agyei
Householder Application
Approved
2025-06-16
Prior Approval for a single storey rear extension projecting from the rear of the original house by 6m.
14 Lumley Gardens Cheam SM3 8NW · premises record
PA Householder Rear Extension
Not required
2025-03-31
Erection of a single storey rear extension.
22 Lumley Gardens Cheam SM3 8NW · premises record
Householder Application
Approved
2023-11-20
Erection of a single storey rear/side extension.
New Beginnings 20 Lumley Gardens Cheam SM3 8NW · premises record
Householder Application
Approved
2021-04-15
Erection of a single storey side and rear extension.
18 Lumley Gardens Cheam SM3 8NW · premises record
Householder Application
Approved
2021-03-05
Prior Approval for a single storey rear extension projecting from the rear of the original house by 3.95m.
18 Lumley Gardens Cheam SM3 8NW · premises record
PA Householder Rear Extension
Refused
2020-12-29
Prior Approval for a single storey rear extension projecting from the rear of the original house by 3.95m.
18 Lumley Gardens Cheam SM3 8NW · premises record
PA Householder Rear Extension
Refused
2020-10-26
Erection of a single storey side/rear extension.
4 Lumley Gardens Cheam Surrey SM3 8NW · premises record
Applicant Mr P Couchman · Officer LBS DM Historic Officer
Certificate of Proposed Use
Approved
2006-05-24
Erection of a conservatory at side.
16 Lumley Gardens, Cheam, · premises record
Applicant Briant · Officer LBS DM Historic Officer
Householder Application
Approved
1997-01-28
Erection of a detached outbuilding to rear garden land.
8 Lumley Gardens Cheam SM3 8NW · premises record
Unknown
2026-04-21
More
—
Erection of a part one, part two storey side and rear extension and removal of a rear/flank chimney.
New Beginnings 20 Lumley Gardens Cheam SM3 8NW · premises record
Applicant Mr Ye Gu · Officer Emmanuel Agyei
Approved
2025-06-16
More
Householder Application
Prior Approval for a single storey rear extension projecting from the rear of the original house by 6m.
14 Lumley Gardens Cheam SM3 8NW · premises record
Not required
2025-03-31
More
PA Householder Rear Extension
Show all 10 rows
Erection of a single storey rear extension.
22 Lumley Gardens Cheam SM3 8NW · premises record
Approved
2023-11-20
More
Householder Application
Erection of a single storey rear/side extension.
New Beginnings 20 Lumley Gardens Cheam SM3 8NW · premises record
Approved
2021-04-15
More
Householder Application
Erection of a single storey side and rear extension.
18 Lumley Gardens Cheam SM3 8NW · premises record
Approved
2021-03-05
More
Householder Application
Prior Approval for a single storey rear extension projecting from the rear of the original house by 3.95m.
18 Lumley Gardens Cheam SM3 8NW · premises record
Refused
2020-12-29
More
PA Householder Rear Extension
Prior Approval for a single storey rear extension projecting from the rear of the original house by 3.95m.
18 Lumley Gardens Cheam SM3 8NW · premises record
Refused
2020-10-26
More
PA Householder Rear Extension
Erection of a single storey side/rear extension.
4 Lumley Gardens Cheam Surrey SM3 8NW · premises record
Applicant Mr P Couchman · Officer LBS DM Historic Officer
Approved
2006-05-24
More
Certificate of Proposed Use
Erection of a conservatory at side.
16 Lumley Gardens, Cheam, · premises record
Applicant Briant · Officer LBS DM Historic Officer
Approved
1997-01-28
More
Householder Application
Building control
Building-control applications and notices in this postcode, from the council register.
Name
Details
competent person:GASAFE · Install a gas-fired boiler · received 6 Mar 2026 · Kevin McCormack Plumbing and Heating · GASAFE
competent person:FENSA · Install replacement windows in a dwelling · received 22 Nov 2025 · Ray Tipping Window Installations · FENSA
competent person:GASAFE · Install a gas-fired boiler · received 22 Nov 2025 · BOXT Limited · GASAFE
Two Storey Rear and Side Extension and Create Bathroom at First Floor · received 24 Sept 2025 · Assure Building Control
Single storey rear extension and internal alteration to form a shower and utility. · received 31 Jul 2025 · Plans Approved · Courtleas Consulting Ltd
competent person:NICEIC · Install one or more new circuits · received 30 Jan 2025 · Neale Wadsworth Electrical Ltd · NICEIC
competent person:NICEIC · Circuit alteration or addition in a special location Circuit alteration or addition in a special location · received 21 Oct 2024 · Garrett Electrical · NICEIC
PROPOSED REAR EXTENSION WHICH INCLUDES INTERNAL AND EXTERNAL ALTERATIONS AND PART DEMOLITION · received 23 Feb 2024 · Harwood Building Control Approved Inspectors Ltd
Loft conversion, single storey rear and side extension and internal alterations. · received 20 Apr 2021 · Plans Conditionally Approved · Graham Parr
competent person:GASAFE · Install a gas-fired boiler · received 6 Mar 2026 · Kevin McCormack Plumbing and Heating · GASAFE
competent person:FENSA · Install replacement windows in a dwelling · received 22 Nov 2025 · Ray Tipping Window Installations · FENSA
competent person:GASAFE · Install a gas-fired boiler · received 22 Nov 2025 · BOXT Limited · GASAFE
Show all 9 rows
Two Storey Rear and Side Extension and Create Bathroom at First Floor · received 24 Sept 2025 · Assure Building Control
Single storey rear extension and internal alteration to form a shower and utility. · received 31 Jul 2025 · Plans Approved · Courtleas Consulting Ltd
competent person:NICEIC · Install one or more new circuits · received 30 Jan 2025 · Neale Wadsworth Electrical Ltd · NICEIC
competent person:NICEIC · Circuit alteration or addition in a special location Circuit alteration or addition in a special location · received 21 Oct 2024 · Garrett Electrical · NICEIC
PROPOSED REAR EXTENSION WHICH INCLUDES INTERNAL AND EXTERNAL ALTERATIONS AND PART DEMOLITION · received 23 Feb 2024 · Harwood Building Control Approved Inspectors Ltd
Loft conversion, single storey rear and side extension and internal alterations. · received 20 Apr 2021 · Plans Conditionally Approved · Graham Parr
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 11 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
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 1 application
Agent on 4 applications
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Show all 10 rows
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Agent on 4 applications
Development
What could it become?
Planning precedent11 applications and 0 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy5 EPC records; ratings D: 5.
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.