Postcode record · Richmond Upon Thames
TW1 1NG.
TW1 1NG has 29 known premises and 48 planning records — 44 approved of 47 decided (93.6%). 23 EPC records.
Postcode TW1 1NG · boundary not held, centred on the postcodeApprovedRefusedOther48 exact3 approximate51 on the map — every match
At a glance · this postcodeRichmond Upon Thames profile →
29
Premises
known addresses (UPRNs)
48
Applications
47 decided
93.6%
Approval rate
44 approved · 2 refused
23
EPC records
ratings C 5 · D 12 · E 4 · F 1 · G 1
51
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?
TW1 1NG has 29 known premises and 48 planning records — 44 approved of 47 decided (93.6%). 23 EPC records.
Premises (18 of 29 shown)
Name
Details
UPRN 100022328659
UPRN 100022328663
UPRN 100022328665
UPRN 100022328667
UPRN 100022328669
UPRN 100022328671
UPRN 100022328673
UPRN 100022328675
UPRN 100022328677
UPRN 100022328679
UPRN 100022328659
UPRN 100022328663
UPRN 100022328665
Show all 10 rows
UPRN 100022328667
UPRN 100022328669
UPRN 100022328671
UPRN 100022328673
UPRN 100022328675
UPRN 100022328677
UPRN 100022328679
Planning
What happened?
48 planning applications across the postcode; 44 approved of 47 decided (93.6%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Rear dormer roof extension, rooflights to front elevation.
28 Ailsa Avenue Twickenham TW1 1NG · premises record
Applicant Mr Radoslaw Cirmirakis · Officer Georgia Nicol
Section 192 Permitted Development
Pending Consideration
2026-04-24
Erection of single storey rear extension & rear dormer roof extension and velux rooflights to front roof slope & erection of bike shed and bin storage in front garden & replacement front boundary wall and metal gate.
28 Ailsa Avenue Twickenham TW1 1NG · premises record
Applicant Radoslaw · Officer Georgia Nicol
Householder Application
Approved
2026-02-06
Ground floor rear elevation extension with lantern rooflight and bi-fold patio doors. Existing party walls built up in masonry to match existing.
42 Ailsa Avenue Twickenham TW1 1NG · premises record
Householder Application
Approved
2024-07-24
Erection of a bin / bike store in the front garden on the left hand side when facing the property.
44 Ailsa Avenue Twickenham TW1 1NG · premises record
Applicant Mr Thomas Knight · Officer Georgia Nicol
Householder Application
Approved
2023-08-28
Dormer roof extension to rear roof slope, rooflights to front roof slope. Ground floor rear elevation extension.
42 Ailsa Avenue Twickenham TW1 1NG · premises record
Section 192 Permitted Development
Approved
2023-04-17
Single storey rear extension (3.50m depth, 2.70m eaves height, 3.91m overall height)
30 Ailsa Avenue Twickenham TW1 1NG · premises record
General Permitted Development Extension
Approved
2021-12-16
Erect a bicycle shed in front garden
58 Ailsa Avenue Twickenham TW1 1NG · premises record
Applicant Engage Research · Officer Thomas Faherty
Householder Application
Approved
2021-06-21
LOFT CONVERSION AND EXTENSION, 3 No ROOFLIGHTS TO FRONT ELEVATION AND BULLSEYE WINDOW
46 Ailsa Avenue Twickenham TW1 1NG · premises record
Section 192 Permitted Development
Approved
2021-04-21
Single storey rear extension
36 Ailsa Avenue Twickenham TW1 1NG · premises record
Section 192 Permitted Development
Approved
2020-12-07
Ground floor rear extension.
18 Ailsa Avenue Twickenham TW1 1NG · premises record
Section 192 Permitted Development
Approved
2020-08-27
Rear dormer roof extension, rooflights to front elevation.
28 Ailsa Avenue Twickenham TW1 1NG · premises record
Applicant Mr Radoslaw Cirmirakis · Officer Georgia Nicol
Pending Consideration
2026-04-24
More
Section 192 Permitted Development
Erection of single storey rear extension & rear dormer roof extension and velux rooflights to front roof slope & erection of bike shed and bin storage in front garden & replacement front boundary wall and metal gate.
28 Ailsa Avenue Twickenham TW1 1NG · premises record
Applicant Radoslaw · Officer Georgia Nicol
Approved
2026-02-06
More
Householder Application
Ground floor rear elevation extension with lantern rooflight and bi-fold patio doors. Existing party walls built up in masonry to match existing.
42 Ailsa Avenue Twickenham TW1 1NG · premises record
Approved
2024-07-24
More
Householder Application
Show all 10 rows
Erection of a bin / bike store in the front garden on the left hand side when facing the property.
44 Ailsa Avenue Twickenham TW1 1NG · premises record
Applicant Mr Thomas Knight · Officer Georgia Nicol
Approved
2023-08-28
More
Householder Application
Dormer roof extension to rear roof slope, rooflights to front roof slope. Ground floor rear elevation extension.
42 Ailsa Avenue Twickenham TW1 1NG · premises record
Approved
2023-04-17
More
Section 192 Permitted Development
Single storey rear extension (3.50m depth, 2.70m eaves height, 3.91m overall height)
30 Ailsa Avenue Twickenham TW1 1NG · premises record
Approved
2021-12-16
More
General Permitted Development Extension
Erect a bicycle shed in front garden
58 Ailsa Avenue Twickenham TW1 1NG · premises record
Applicant Engage Research · Officer Thomas Faherty
Approved
2021-06-21
More
Householder Application
LOFT CONVERSION AND EXTENSION, 3 No ROOFLIGHTS TO FRONT ELEVATION AND BULLSEYE WINDOW
46 Ailsa Avenue Twickenham TW1 1NG · premises record
Approved
2021-04-21
More
Section 192 Permitted Development
Single storey rear extension
36 Ailsa Avenue Twickenham TW1 1NG · premises record
Approved
2020-12-07
More
Section 192 Permitted Development
Ground floor rear extension.
18 Ailsa Avenue Twickenham TW1 1NG · premises record
Approved
2020-08-27
More
Section 192 Permitted Development
Building control
Building-control records are not yet collected for Richmond 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 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 1 application
Applicant on 1 application
Applicant on 1 application
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
Applicant on 1 application
Development
What could it become?
Planning precedent48 applications and 51 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy23 EPC records; ratings C: 5, D: 12, E: 4, F: 1, G: 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
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.
4 intent signals recorded in this postcode
EPC F/G · Portfolio seller · Repeat sale
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.