3 Cedar Avenue Upminster RM14 2LN

Undecided P0364.26
Extensions & alterations
Council
Havering 2.4/10
Date received
23 Mar 2026
Date validated
23 Mar 2026
Postcode
RM14 2LN

Description

GARAGE CONVERSION AND FIRST FLOOR SIDE EXTENSION

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52 Bridge Avenue Upminster RM14 2LR

Certificate of Lawfulness for a single storey outbuilding for use as a gym / lei...

D0228.26 - 27 May 2026

73 Gaynes Park Road Upminster RM14 2HP

Certificate of Lawfulness for proposed proposed hip to gable extension with a re...

D0221.26 - 21 May 2026

161A Hacton Lane Hornchurch RM14 2YE

Construction of a two storey 3 x bed detached residential dwelling.

P0538.26 - 28 Apr 2026

72 Little Gaynes Lane Upminster RM14 2JD

Certificate of lawfulness for proposed Single storey side extensions

D0166.26 - 21 Apr 2026

75 GAYNES PARK ROAD UPMINSTER RM14 2HP

Certificate of lawfulness for a Proposed loft conversion with rear dormer build ...

D0169.26 - 21 Apr 2026

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The proposed amendment relates to the external cladding of the approved outbuild...

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Historical activity at this location

26 previous applications on record - archival context, not part of the live application.

This property

Previous applications at this address

2025 Approved
Certificate of Lawfulness for a hip to gable loft conversion with rear dormer and rooflig…
D0442.25
2020 With conditions
Retention of outbuilding.
P0762.20
Within ~100m

Nearby activity

2025 With conditions
23 Acacia Drive Upminster RM14 2LJ
Part single, part two-storey side/rear extension, proposed front porch with demolition of…
P0445.25
2024 With conditions
28 Acacia Drive Upminster RM14 2LJ
Single Storey Rear/Side extensions, proposed part infill first-floor side extension, new…
P0730.24
2024 Approved
5 Cedar Avenue Upminster RM14 2LN
Certificate of Lawfulness for a hip to gable loft conversion with rear dormer, gable wind…
D0186.24
2024 Approved
28 Acacia Drive Upminster RM14 2LJ
Certificate of lawfulness for hip to gable loft conversion with a rear dormer window, roo…
D0052.24
2023 With conditions
4 Acacia Drive Upminster RM14 2LJ
Single storey side/rear extensions, following the demolition of existing side garage.
P1527.23
2023 With conditions
4 Acacia Drive Upminster RM14 2LJ
Conversion of garage to habitable use and two single storey rear infill extensions
P1313.23
2023 With conditions
52 Acacia Drive Upminster RM14 2LJ
Addition of Solar panels on garden outbuilding
P1141.23
2023 With conditions
17 Cedar Avenue Upminster RM14 2LN
Garage conversion to storage/habitable space with rear extension and single storey rear e…
P0973.23
2023 With conditions
12 Acacia Drive Upminster RM14 2LJ
Part single, part two storey side/rear extension and a raised patio to the rear.
P0212.23
2022 Approved
52 Acacia Drive Upminster RM14 2LJ
Certificate of lawfulness for proposed conversion of loft to habitable use including hip…
D0457.22
2022 Approved
R/o 8 Acacia Drive Upminster RM14 2LJ
Use of exisitng rear outbuilding as a home-office. Application for a Certificate of Lawfu…
D0324.22
2022 Approved
47 CEDAR AVENUE UPMINSTER RM14 2LN
Certificate of Lawfulness for a single storey rear extension.
D0325.22
2022 With conditions
47 Cedar Avenue Upminster RM14 2LN
Certificate of Lawfulness for single storey rear extension
D0199.22
2021 With conditions
12 ACACIA DRIVE UPMINSTER RM14 2LJ
Single/two storey side/rear extension
P1961.21
2021 With conditions
4 CEDAR AVENUE UPMINSTER RM14 2LW
Single storey outbuilding to rear to be used for additional habitable amenities and to in…
P1798.21
2021 Approved
43 CEDAR AVENUE UPMINSTER RM14 2LN
Certificate of lawfulness for an internal loft extension involving the addition of a side…
D0430.21
2021 With conditions
29 ACACIA DRIVE UPMINSTER RM14 2LJ
Replacement rear extension
P0229.21
2020 Approved
23 CEDAR AVENUE UPMINSTER RM14 2LN
Certificate of Lawfulness for a single storey rear extension
D0314.20
2020 Approved
23 CEDAR AVENUE UPMINSTER RM14 2LN
Single Storey rear extension with an overall depth of 5m, a maximum height of 3.50m, and…
Y0262.20
2020 With conditions
19 Acacia Drive Upminster RM14 2LJ
Part single, part two storey rear extension and part single part two storey side extension
P0517.20
2019 With conditions
46 Acacia Drive Upminster RM14 2LJ
Single storey rear extension.
P0958.19
2019 With conditions
39 Cedar Avenue Upminster RM14 2LN
Single storey side and rear extensions. Relocation of entrance and new porch to side.
P0530.19
2018 With conditions
45 Acacia Drive Upminster RM14 2LJ
Proposed single storey rear extension
P0921.18
2016 With conditions
2 Acacia Drive Upminster RM14 2LJ
Proposed new single storey rear & side extensions and new first floor accomodation includ…
P0032.16
Havering
Planning Authority Score
2.4/10
Poor
#257 of 292 councils
Relevant to this application:
Householder decisions

Havering is slower than most councils at deciding householder applications, ranking #197 out of 292. 47% of applications have the time limit extended, above the 40% national average. Havering is also one of the strictest councils - it refuses more householder applications than almost any other, with only 81% approved vs 90% nationally.

One of the strictest councils
only 81% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Havering decision performance
Based on MHCLG data, 2025
73%
Overall approval rate
Below avg (87%) #286 of 292
81%
Householder approved
Below avg (90%) #267 of 292
57%
Decided in 8 weeks
Below avg (64%) #197 of 292
47%
Extended time limit
Above avg (40%) #201 of 292
43%
Minor dwellings approved
164 decided (1-9 homes)
82%
Major dwellings approved
11 decided (10+ homes)
25%
Change of use approved
100 decided
1,476
Total decisions
401 refused in 2025
Source: MHCLG planning statistics · See full council rankings