20 Park Avenue, Orpington, BR6 9EH Data via plota.co.uk

26/04053/LDC - Lawful development Valid
Extensions & alterations

Proposal

Construction of single-storey rear infill extension, partial garage conversion, installation of front rooflights and elevational alterations. LAWFUL DEVELOPMENT CERTIFICATE (PROPOSED) Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
16 Oct 2026
Decision
Expected by 11 Dec 2026

Under consideration

No decision has been issued yet. Plota predicts a decision around 11 Dec 2026, from Bromley's recent extensions.

Comments are open until 9 Nov 2026

Comment on this application ↗

Documents 9

Plans & drawings 7

PDF Proposed Elevations - 1110 P1 Drawing · 16 Oct 2026 View ↗ PDF Existing Elevations - 1010 P1 Drawing · 16 Oct 2026 View ↗ PDF Existing Roof Plan - 1002 P1 Drawing · 16 Oct 2026 View ↗ PDF Proposed First Floor and Roof Plans - 1101 P1 Drawing · 16 Oct 2026 View ↗ PDF Existing Ground and First Floor Plans - 1001 P1 Drawing · 16 Oct 2026 View ↗ PDF Location Plan Location Plan · 16 Oct 2026 View ↗ PDF Proposed Ground Floor Plan - 1100 P1 Drawing · 16 Oct 2026 View ↗

Application forms 1

PDF Application Form Redacted Application Form No Personal Data · 16 Oct 2026 View ↗

Other documents 1

PDF Evidence to Verify Application Supporting Document · 16 Oct 2026 View ↗

All documents on the council site ↗

Site constraints 4

Air quality management area: Aqma 2020
The council has declared the area as failing an air quality objective.
Schemes that add traffic, parking or combustion plant are assessed against the area's action plan and may need an air quality assessment.
Council record ↗
Also on the record
Radon affected area, class 2; Inside the Bromley built-up area; Public transport access: PTAL 5 (very good), TfL 2023, for the 100 m square.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 20 October 2026. Historic England, the Environment Agency, Natural England, the British Geological Survey and UK Health Security Agency (radon, contains BGS materials © UKRI), Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.

Sales history 1

Last sold for £655,000 in July 2024. Semi-detached house, freehold.

5 July 2024£655,000

Sale prices from HM Land Registry's price paid record, matched to this application by its address.

Building

Floor area114 m² (1,227 sq ft)
Energy ratingD (56 out of 100), could reach B
PropertySemi-detached house, 5 habitable rooms
Built1930 to 1949
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in December 2023, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate

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Important details

Council
Bromley
Application type
Lawful development
Postcode
BR6 9EH
Received
16 Oct 2026
Validated
16 Oct 2026
Ward
Orpington
Case officer
Show
Target decision
11 Dec 2026
Applicant
Show
Agent
Show

Decision outlook

Day 12 of the 56-day target. Bromley usually decides extensions by day 56.

Day 1244 days to the 56-day target
80%decided within 8 weeks
78%approved
1,610decided in the last year

Plota live figures for extensions decided by Bromley in the last twelve months, from validation. Bromley decision record →

Public comments

No public comments yet.

Last counted 27 Oct 2026

Read the comments on the council site ↗

Consultation & key dates

Comments by
9 Nov 2026

Historical activity at this location

25 nearby applications on record - archival context, not part of the live application.

Within ~100m

Nearby activity

2025 Approved
24 Park Avenue, Orpington, BR6 9EH
Single storey front extension and conversion of existing garage to habitable space, eleva…
25/04673/HPA
2025 Approved
48 PARK AVENUE, ORPINGTON, BR6 9EH
Proposed first floor rear extension, elevational alterations.
25/03702/HPA
2024 Approved
43 Goddington Lane Orpington BR6 9DR
T1 Pine & Larch - Crown lift to provide 4m clearance from ground level on driveway side…
24/04716/TPO
2024 Approved
13 Goddington Lane Orpington BR6 9DR
Demolition of conservatory and proposed single storey rear extension with patio and steps.
24/03306/FULL6
2024 Approved
43 Goddington Lane Orpington BR6 9DR
Single storey rear extension with steps, garage conversion with elevational alterations…
24/03035/FULL6
2024 Approved
41 Park Avenue, Orpington, BR6 9EQ
Hip to gable loft conversion with rear dormer, Juliet balcony and front roof lights LAWFU…
24/02733/PLUD
2022 Approved
27 Goddington Lane Orpington BR6 9DR
Rear dormer extension with 4 front rooflights (Lawful Development Certificate Proposed)
22/04557/PLUD
2022 Approved
41 Park Avenue, Orpington, BR6 9EQ
Single storey side and rear extensions and elevational alterations.
22/02672/FULL6
2022 Approved
22 Park Avenue, Orpington, BR6 9EH
Front dormer extension. (Retrospective)
22/02391/FULL6
2022 Approved
31 Park Avenue, Orpington, BR6 9EQ
Construction of new garden building (Lawful Development Certificate Proposed)
22/00850/PLUD
2021 Approved
38 Park Avenue Orpington BR6 9EH
First floor front / side infill extension and roof extension to include side/rear dormer…
21/04765/FULL6
2020 Approved
39 Park Avenue, Orpington, BR6 9EQ
Construction of a barn hip to gable loft conversion with rear dormerLAWFUL DEVELOPMENT CE…
20/04889/PLUD
2020 Approved
39 Park Avenue, Orpington, BR6 9EQ
Demolition of existing conservatory and construction of a single-storey rear and side ext…
20/04892/FULL6
2020 Approved
33 Park Avenue, Orpington, BR6 9EQ
Proposed single storey and part two storey rear extension with demolition of existing gar…
20/02544/FULL6
2020 Approved
27 Goddington Lane Orpington BR6 9DR
Erection of single storey side and rear extension and partial pitched roof over garage.
20/01614/FULL6
2020 Approved
27 Goddington Lane Orpington BR6 9DR
Erection of single storey side and rear extension and partial pitched roof over garage.
20/00738/FULL6
2019 Approved
29 Goddington Lane Orpington BR6 9DR
2 x Scots Pine in front garden - Remove stub branches with no foliage that overhang 31 Go…
19/00824/TPO
2019 Approved
41 Park Avenue Orpington BR6 9EQ
Erection of new garden building LAWFUL DEVELOPMENT CERTIFICATE (PROPOSED)
19/01035/PLUD
2019 Approved
41 Park Avenue Orpington BR6 9EQ
Single storey side extension including replacement garage, new utility room and modified…
19/00735/FULL6
2018 Approved
42 Park Avenue Orpington BR6 9EH
Single storey rear and first floor side extensions.
18/00010/FULL6
2018 Approved
42 Park Avenue Orpington BR6 9EH
Hip to gable loft conversion with rear dormer and roof lights to front roof slope. LAWFUL…
18/00415/PLUD
2018 Refused
42 Park Avenue Orpington BR6 9EH
Part one/two storey rear extension LAWFUL DEVELOPMENT CERTIFICATE (PROPOSED)
18/00012/PLUD
2017 Approved
23 Goddington Lane Orpington BR6 9DR
Rear dormer extension.
17/03455/FULL6
2017 Approved
23 Goddington Lane Orpington BR6 9DR
Roof alterations to incorporate rear dormer and rooflights, single storey rear extension…
17/00014/FULL6
2016 Approved
35 Goddington Lane Orpington BR6 9DR
Roof alterations to provide accommodation with rooflights and elevational alterations to…
16/03450/FULL6
Bromley
Planning Authority Score
4.4/10
Below average
#178 of 296 councils
Relevant to this application:
Householder decisions

Bromley ranks #143 out of 296 councils for householder decision speed. Bromley is also one of the strictest councils - it refuses more householder applications than almost any other, with only 79% approved vs 90% nationally.

One of the strictest councils
only 79% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Bromley decision statistics
Based on MHCLG data, the year to March 2026
77%
Overall approval rate
Below avg (87%) #276 of 296
79%
Householder approved
Below avg (90%) #280 of 296
66%
Decided in 8 weeks
Above avg (63%) #143 of 296
33%
Extended time limit
Below avg (41%) #72 of 296
63%
Minor dwellings approved
70 decided (1-9 homes)
88%
Major dwellings approved
8 decided (10+ homes)
50%
Change of use approved
42 decided
2,164
Total decisions
500 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings

Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.

Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.