Postcode record · Sutton
SM3 9SY.
SM3 9SY has 26 known premises and 24 planning records — 17 approved of 24 decided (70.8%). 15 EPC records.
Postcode SM3 9SY · boundary not held, centred on the postcodeApprovedRefusedOther24 on the map — every match
At a glance · this postcodeSutton profile →
26
Premises
known addresses (UPRNs)
24
Applications
24 decided
70.8%
Approval rate
17 approved · 4 refused
15
EPC records
ratings A 1 · C 3 · D 8 · E 2 · F 1
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?
SM3 9SY has 26 known premises and 24 planning records — 17 approved of 24 decided (70.8%). 15 EPC records.
Premises (18 of 26 shown)
Name
Details
UPRN 5870022278
UPRN 5870022279
UPRN 5870022280
UPRN 5870022281
UPRN 5870022282
UPRN 5870022283
UPRN 5870022284
UPRN 5870022285
UPRN 5870022286
UPRN 5870022287
UPRN 5870022278
UPRN 5870022279
UPRN 5870022280
Show all 10 rows
UPRN 5870022281
UPRN 5870022282
UPRN 5870022283
UPRN 5870022284
UPRN 5870022285
UPRN 5870022286
UPRN 5870022287
Planning
What happened?
24 planning applications across the postcode; 17 approved of 24 decided (70.8%). Latest 24 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Conversion of loft space involving alterations to existing roofline, a dormer extension at rear and rooflights to front roofslope.
107 Matlock Crescent Cheam SM3 9SY · premises record
Householder Application
Approved
2025-06-06
Prior Approval for a single storey rear extension projecting from the rear of the original house by 6m.
135 Matlock Crescent Cheam SM3 9SY · premises record
PA Householder Rear Extension
Not required
2024-05-17
Erection of a part one, part two storey side and rear extension and conversion of the garage to a habitable room.
141 Matlock Crescent Cheam SM3 9SY · premises record
Householder Application
Approved
2023-10-17
Erection of a two storey side extension.
141 Matlock Crescent Cheam SM3 9SY · premises record
Householder Application
Refused
2023-08-14
Erection of a single story rear extension.
149 Matlock Crescent Cheam SM3 9SY · premises record
Householder Application
Approved
2023-07-21
Erection of a dormer extension at rear.
131 Matlock Crescent Cheam SM3 9SY · premises record
Householder Application
Approved
2023-07-12
Erection of a part one, part two storey side and rear extension.
141 Matlock Crescent Cheam Sutton SM3 9SY · premises record
Householder Application
Refused
2023-05-02
Conversion of loft space involving a dormer extension at rear and rooflights to front and flank roofslope.
131 Matlock Crescent Cheam Sutton SM3 9SY · premises record
Certificate of Proposed Use
Approved
2023-02-27
Demolition of existing single storey rear extension and erection of a part one, part two storey front, side and rear extension.
131 Matlock Crescent Cheam Sutton SM3 9SY · premises record
Householder Application
Approved
2023-01-20
Erection of a part one, part two front/side/rear extension.
131 Matlock Crescent Cheam Sutton SM3 9SY · premises record
Householder Application
Refused
2022-11-16
Conversion of loft space involving alterations to existing roofline, a dormer extension at rear and rooflights to front roofslope.
107 Matlock Crescent Cheam SM3 9SY · premises record
Approved
2025-06-06
More
Householder Application
Prior Approval for a single storey rear extension projecting from the rear of the original house by 6m.
135 Matlock Crescent Cheam SM3 9SY · premises record
Not required
2024-05-17
More
PA Householder Rear Extension
Erection of a part one, part two storey side and rear extension and conversion of the garage to a habitable room.
141 Matlock Crescent Cheam SM3 9SY · premises record
Approved
2023-10-17
More
Householder Application
Show all 10 rows
Erection of a two storey side extension.
141 Matlock Crescent Cheam SM3 9SY · premises record
Refused
2023-08-14
More
Householder Application
Erection of a single story rear extension.
149 Matlock Crescent Cheam SM3 9SY · premises record
Approved
2023-07-21
More
Householder Application
Erection of a dormer extension at rear.
131 Matlock Crescent Cheam SM3 9SY · premises record
Approved
2023-07-12
More
Householder Application
Erection of a part one, part two storey side and rear extension.
141 Matlock Crescent Cheam Sutton SM3 9SY · premises record
Refused
2023-05-02
More
Householder Application
Conversion of loft space involving a dormer extension at rear and rooflights to front and flank roofslope.
131 Matlock Crescent Cheam Sutton SM3 9SY · premises record
Approved
2023-02-27
More
Certificate of Proposed Use
Demolition of existing single storey rear extension and erection of a part one, part two storey front, side and rear extension.
131 Matlock Crescent Cheam Sutton SM3 9SY · premises record
Approved
2023-01-20
More
Householder Application
Erection of a part one, part two front/side/rear extension.
131 Matlock Crescent Cheam Sutton SM3 9SY · premises record
Refused
2022-11-16
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 17 Jun 2026 · Simon Hall · GASAFE
competent person:NICEIC · Install one or more new circuits · received 26 Mar 2026 · Browns Electrical · NICEIC
competent person:NICEIC · Partial rewire Install a replacement consumer unit · received 25 Feb 2026 · MDBS Electrical Ltd T/A MD Bespoke Solutions · NICEIC
competent person:GASAFE · Install a gas-fired boiler · received 2 Jan 2026 · APCO Installations Ltd · GASAFE
Removal of chimney breasts and load bearing wall and upgrade of thermal roof and new GF W.C · received 29 Dec 2025
Single Storey Garden Room Extension to Existing Two · received 11 Dec 2025 · Complete Building Control Ltd
competent person:NICEIC · Circuit alteration or addition in a special location · received 26 Nov 2025 · Clemlec Ltd · NICEIC
competent person:NICEIC · Circuit alteration or addition in a special location Install one or more new circuits Install a replacement consumer unit · received 26 Nov 2025 · Clemlec Ltd · NICEIC
Single Storey Garden Room Extension to an Existing 2 Storey Dwelling · received 31 Oct 2025 · Meridian Consult Ltd
Proposed loft conversion with rear dormer to existing two storey dwelling, structural aletartions and reconfiguration to allow new access stair and full servcies with refurbishment works to single family dwelling · received 30 Sept 2025 · Ebor Mills Ltd
competent person:GASAFE · Install a gas-fired boiler · received 17 Jun 2026 · Simon Hall · GASAFE
competent person:NICEIC · Install one or more new circuits · received 26 Mar 2026 · Browns Electrical · NICEIC
competent person:NICEIC · Partial rewire Install a replacement consumer unit · received 25 Feb 2026 · MDBS Electrical Ltd T/A MD Bespoke Solutions · NICEIC
Show all 10 rows
competent person:GASAFE · Install a gas-fired boiler · received 2 Jan 2026 · APCO Installations Ltd · GASAFE
Removal of chimney breasts and load bearing wall and upgrade of thermal roof and new GF W.C · received 29 Dec 2025
Single Storey Garden Room Extension to Existing Two · received 11 Dec 2025 · Complete Building Control Ltd
competent person:NICEIC · Circuit alteration or addition in a special location · received 26 Nov 2025 · Clemlec Ltd · NICEIC
competent person:NICEIC · Circuit alteration or addition in a special location Install one or more new circuits Install a replacement consumer unit · received 26 Nov 2025 · Clemlec Ltd · NICEIC
Single Storey Garden Room Extension to an Existing 2 Storey Dwelling · received 31 Oct 2025 · Meridian Consult Ltd
Proposed loft conversion with rear dormer to existing two storey dwelling, structural aletartions and reconfiguration to allow new access stair and full servcies with refurbishment works to single family dwelling · received 30 Sept 2025 · Ebor Mills Ltd
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 24 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 3 applications
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 3 applications
Applicant on 3 applications
Applicant on 2 applications
Show all 10 rows
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
Development
What could it become?
Planning precedent24 applications and 24 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy15 EPC records; ratings A: 1, C: 3, D: 8, E: 2, 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 ProOwnership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.
Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.