Postcode record · Kingston Upon Thames
KT1 3AG.
KT1 3AG has 38 known premises and 47 planning records — 25 approved of 47 decided (53.2%). 26 EPC records.
Postcode KT1 3AG · boundary not held, centred on the postcodeApprovedRefusedOther47 exact47 on the map — every match
At a glance · this postcodeKingston Upon Thames profile →
38
Premises
known addresses (UPRNs)
47
Applications
47 decided
53.2%
Approval rate
25 approved · 21 refused
26
EPC records
ratings C 4 · D 10 · E 12
47
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?
KT1 3AG has 38 known premises and 47 planning records — 25 approved of 47 decided (53.2%). 26 EPC records.
Premises (18 of 38 shown)
Name
Details
UPRN 128004079
UPRN 128032318
UPRN 128032319
UPRN 128032320
UPRN 100021756606
UPRN 100021756608
UPRN 100021756610
UPRN 100021756612
UPRN 100021756614
UPRN 100021756616
UPRN 128004079
UPRN 128032318
UPRN 128032319
Show all 10 rows
UPRN 128032320
UPRN 100021756606
UPRN 100021756608
UPRN 100021756610
UPRN 100021756612
UPRN 100021756614
UPRN 100021756616
Planning
What happened?
47 planning applications across the postcode; 25 approved of 47 decided (53.2%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Erection of rear piggyback roof extension with Juliet balcony and installation of 6nos. side rooflights to facilitate loft conversion
Flat 2 1 Chesham Road Kingston Upon Thames KT1 3AG · premises record
Full Application
Approved
2025-12-29
Erection of rear piggyback roof extension to facilitate loft conversion
59 Chesham Road Kingston Upon Thames KT1 3AG · premises record
Householder
Approved
2025-01-23
Erection of rear piggy back roof extension to facilitate loft conversion
59 Chesham Road Kingston Upon Thames KT1 3AG · premises record
Householder
Refused
2024-11-12
Erection of single storey side extension
43 Chesham Road Kingston Upon Thames KT1 3AG · premises record
Cert of Lawful Use/Operation - Proposed
Refused
2023-05-25
Demolition of the existing lean to and remodelling the ground floor. New rear and side dormer extension, loft conversion and one front facing rooflight.
55 Chesham Road Kingston Upon Thames KT1 3AG · premises record
Cert of Lawful Use/Operation - Proposed
Approved
2023-03-02
Demolition of existing rear lean to structure, erection of roof extension with side and rear dormer and installation of 1 no front rooflight to facilitate loft conversion. Internal alteration.
55 Chesham Road Kingston Upon Thames KT1 3AG · premises record
Cert of Lawful Use/Operation - Proposed
Refused
2023-01-05
Erection of first floor rear extension and increase in height of roof to facilitate loft conversion and the conversion of the existing storage room into a two bedroom self-contained flat
1 Chesham Road Kingston Upon Thames KT1 3AG · premises record
Full Application
Refused
2022-02-16
Erection of single storey rear extension to ground floor flat
31A Chesham Road Kingston Upon Thames KT1 3AG · premises record
Full Application
Approved
2021-10-14
Erection of hip to gable and rear dormer roof extension to facilitate loft conversion. Associated changes to fenestration.
17 Chesham Road Kingston Upon Thames KT1 3AG · premises record
Cert of Lawful Use/Operation - Proposed
Refused
2021-06-03
Erection of single storey rear extension and rear piggyback roof extension with installation of 6no rooflights to facilitate loft conversion.
9 Chesham Road Kingston Upon Thames KT1 3AG · premises record
Householder
Approved
2021-03-02
Erection of rear piggyback roof extension with Juliet balcony and installation of 6nos. side rooflights to facilitate loft conversion
Flat 2 1 Chesham Road Kingston Upon Thames KT1 3AG · premises record
Approved
2025-12-29
More
Full Application
Erection of rear piggyback roof extension to facilitate loft conversion
59 Chesham Road Kingston Upon Thames KT1 3AG · premises record
Approved
2025-01-23
More
Householder
Erection of rear piggy back roof extension to facilitate loft conversion
59 Chesham Road Kingston Upon Thames KT1 3AG · premises record
Refused
2024-11-12
More
Householder
Show all 10 rows
Erection of single storey side extension
43 Chesham Road Kingston Upon Thames KT1 3AG · premises record
Refused
2023-05-25
More
Cert of Lawful Use/Operation - Proposed
Demolition of the existing lean to and remodelling the ground floor. New rear and side dormer extension, loft conversion and one front facing rooflight.
55 Chesham Road Kingston Upon Thames KT1 3AG · premises record
Approved
2023-03-02
More
Cert of Lawful Use/Operation - Proposed
Demolition of existing rear lean to structure, erection of roof extension with side and rear dormer and installation of 1 no front rooflight to facilitate loft conversion. Internal alteration.
55 Chesham Road Kingston Upon Thames KT1 3AG · premises record
Refused
2023-01-05
More
Cert of Lawful Use/Operation - Proposed
Erection of first floor rear extension and increase in height of roof to facilitate loft conversion and the conversion of the existing storage room into a two bedroom self-contained flat
1 Chesham Road Kingston Upon Thames KT1 3AG · premises record
Refused
2022-02-16
More
Full Application
Erection of single storey rear extension to ground floor flat
31A Chesham Road Kingston Upon Thames KT1 3AG · premises record
Approved
2021-10-14
More
Full Application
Erection of hip to gable and rear dormer roof extension to facilitate loft conversion. Associated changes to fenestration.
17 Chesham Road Kingston Upon Thames KT1 3AG · premises record
Refused
2021-06-03
More
Cert of Lawful Use/Operation - Proposed
Erection of single storey rear extension and rear piggyback roof extension with installation of 6no rooflights to facilitate loft conversion.
9 Chesham Road Kingston Upon Thames KT1 3AG · premises record
Approved
2021-03-02
More
Householder
Building control
Building-control records are not yet collected for Kingston Upon Thames — the register is being gathered borough by borough (held so far: Lambeth, Brent, Ealing, Westminster, City and others).
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 30 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
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 1 application
Applicant on 2 applications
Applicant on 2 applications
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
Applicant on 1 application
Development
What could it become?
Planning precedent47 applications and 47 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy26 EPC records; ratings C: 4, D: 10, E: 12.
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
The Developer PlanOwnership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.
7 intent signals recorded in this postcode
Beatable refusal · Lapsed consent · Appeal dismissed · Price decline · Long hold
Subscribe to see the signals →Thinking about a project here?
Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.