158 Blandford Road, Beckenham, BR3 4NQ Data via plota.co.uk

26/02741/LDC - Lawful development Approved
Extensions & alterations

Proposal

Loft conversion with rear dormer including Juliet balcony and three front rooflights LAWFUL DEVELOPMENT CERTIFICATE (PROPOSED) Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
7 Jul 2026
✓
Approved
26 Aug 2026

Approved on 26 Aug 2026 · Delegated Decision · Last checked 29 Aug 2026

Documents 6

Decision & officer reports 1

PDF Decision Notice Decision Notice · 26 Aug 2026 View ↗

Plans & drawings 4

PDF Existing and Proposed Elevations - 03EL10526 Drawing · 7 Jul 2026 View ↗ PDF Existing and Proposed First Floor and Roof Plans - 02EL10526 Drawing · 7 Jul 2026 View ↗ PDF Existing and Proposed 3D version - 04EL10526 Drawing · 7 Jul 2026 View ↗ PDF Location Plan - 01EL10526 Location Plan · 7 Jul 2026 View ↗

Application forms 1

PDF Application Form Redacted Application Form No Personal Data · 7 Jul 2026 View ↗

All documents on the council site ↗

Site constraints 2

Air quality management area: Bromley AQMA
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
Inside the Bromley built-up area.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 11 September 2026. Historic England, the Environment Agency, Natural England 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.

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Other new applications on this street

29 Jun 2026Refused

351 BLANDFORD ROAD, BECKENHAM, BR3 4NW

Single storey rear extension, extending beyond the rear wall of the original hou...

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13 May 2026Approved

165 BLANDFORD ROAD, BECKENHAM, BR3 4NG

Loft conversion comprising rear dormer and rooflights to front LAWFUL DEVELOPMEN...

26/01933/LDC
26 Mar 2026Approved

19 BLANDFORD ROAD, BECKENHAM, BR3 4NE

Loft conversion with 'L' shaped rear dormer and two x front rooflights. LAWFUL ...

26/01220/LDC

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Important details

Council
Bromley
Application type
Lawful development
Postcode
BR3 4NQ
Received
7 Jul 2026
Validated
7 Jul 2026
Ward
Clock House
Case officer
Show
Target decision
1 Sept 2026
Decision
PROPOSED USE/DEVELOPMENT IS LAWFUL
Decision date
26 Aug 2026
Decision level
Delegated Decision
Applicant
Show
Agent
Show

How this decision compares

Decided in 50 days from validation, 6 days faster than Bromley's median of 56 for extensions. Approved, as 76% of extensions here are.

79%decided within 8 weeks
76%approved
1,141decided 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 29 Aug 2026

Read the comments on the council site ↗

Historical activity at this location

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

Within ~100m

Nearby activity

2023 Approved
59 Mackenzie Road Beckenham BR3 4RY
Removal of rear single storey lean-to extension and replacement with new single storey re…
23/01779/FULL6
2023 Approved
81 Mackenzie Road Beckenham BR3 4RY
Loft conversion with dormer to rear roof slope and small roof pod over rear projection, f…
23/01651/FULL6
2023 Approved
452A Blandford Road Beckenham BR3 4NN
Construction of two storey rear extension and enlargement/increase in height of roof incl…
23/00766/FULL1
2022 Approved
106 Blandford Road, Beckenham, BR3 4NQ
Erection of a rear dormer roof extension with installation of one rooflight on the front…
22/02025/PLUD
2021 Approved
85 Mackenzie Road Beckenham BR3 4RY
Single storey side/rear infill extension. Removal of existing glass porch enclosure and r…
21/04912/FULL6
2021 Approved
91 Blandford Road Beckenham BR3 4NG
Single storey rear extension.
21/01273/FULL6
2021 Approved
116 Blandford Road Beckenham BR3 4NQ
Loft conversion with rear dormer and front rooflights LAWFUL DEVELOPMENT CERTIFICATE (PRO…
21/02202/PLUD
2020 Approved
165 Blandford Road, Beckenham, BR3 4NG
Construction of single storey rear extension and construction of front porch
20/04778/FULL6
2020 Approved
165 Blandford Road, Beckenham, BR3 4NG
Loft conversion incorporating rear dormer and three rooflights to the front roofslope - L…
20/04775/PLUD
2020 Approved
152 Blandford Road, Beckenham, BR3 4NQ
Loft conversion to include addition of L shaped rear dormer with front and rear roof ligh…
20/03851/ELUD
2020 Approved
152 Blandford Road, Beckenham, BR3 4NQ
Single storey rear/side extension
20/03082/FULL6
2020 Approved
18 Old School Close Beckenham BR3 4PQ
Demolish existing conservatory and construct single storey rear extension
20/01163/FULL6
2020 Approved
67 Mackenzie Road Beckenham BR3 4RY
Joint application (Nos. 67 and 69) for loft conversions, including raising roof ridge hei…
20/01119/FULL6
2020 Refused
18 Old School Close Beckenham BR3 4PQ
Single storey rear extension (LAWFUL DEVELOPMENT CERTIFICATE PROPOSED)
20/00103/PLUD
2019 Approved
69 Mackenzie Road Beckenham BR3 4RY
Single storey side/rear infill extension, front canopy and roof replacement on first floo…
19/05274/FULL6
2019 Approved
91 Blandford Road Beckenham BR3 4NG
Roof conversion including rear dormer and roof light to front. (Lawful development certif…
19/04675/PLUD
2019 Approved
59 Mackenzie Road Beckenham BR3 4RY
Alterations to existing rear elevation with an additional window and side elevational alt…
19/04685/PLUD
2019 Refused
152 Blandford Road Beckenham BR3 4NQ
Loft conversion to include addition of L-shaped rear dormer with front rooflights, and si…
19/04111/PLUD
2019 Approved
69 Mackenzie Road Beckenham BR3 4RY
The erection of a new pre-fabricated timber outbuilding ("summer house") located at the s…
19/03675/FULL6
2019 Approved
152 Blandford Road Beckenham BR3 4NQ
single storey rear extension, extending beyond the rear wall of the house as existing by…
19/03855/HHPA
2018 Approved
85 Mackenzie Road Beckenham BR3 4RY
Single storey side extension and construction of rear dormer extension to main roof slope…
18/00475/FULL1
2016 Approved
100 Blandford Road Beckenham BR3 4NQ
Single storey rear extension
16/01862/FULL6
2016 Approved
124 Blandford Road Beckenham BR3 4NQ
Loft conversion- Lawful Development Certificate (Proposed).
16/00169/PLUD
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