Data-backed planning intelligence · 2,500,000+ decisions analysed across England

Rear Extension Approval Rates in Aberdeen

Rear extensions are the bread and butter of UK planning — and one of the most common reasons homeowners face a refusal. Here's what 701 real decisions tell us about rear extension outcomes in Aberdeen.

701 real decisions·January 2020 to present·Updated March 2026
96.3%
Approval Rate
701
Decisions
675
Approved
26
Refused
96.3% approved. But 26 refused since 2020. Each refusal cost the homeowner time and money on drawings and application fees. Understanding your local data before you apply is the difference between confidence and a costly gamble.

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Why rear extension approval rates matter

Rear extensions sit in the middle of the pack nationally. They're common enough that councils have clear precedent — but that cuts both ways. If your neighbours have been refused, that precedent works against you too.

These are council averages. Your property is specific.

Two houses on the same street can get different outcomes.
Check your postcode to see what actually happens near your address.

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How rear extensions compare to other project types

Not all applications are treated equally. Here's how rear extensions stack up against other common projects in Aberdeen.

TypeDecisionsRate
Conservatory348
97.7%
Side Extension179
96.6%
Rear Extension701
96.3%
Extension (General)4,361
96.0%
Front Extension21
95.2%
Loft Conversion77
94.8%
Outbuilding522
94.4%
Dormer1,350
94.1%
Wraparound Extension27
92.6%
Garage / Parking2,679
91.2%
Change of Use (Residential)1,817
89.6%
Annex60
88.3%
Basement174
87.9%
HMO123
87.8%
New Build1,075
85.5%
Flat Conversion47
83.0%
See how this applies to your postcode →

What the data tells us

1
96.3% of rear extension applications in Aberdeen get approved. That means 26 homeowners since 2020 have been refused. Not terrible odds, but not a foregone conclusion.
3
Council averages are starting points, not guarantees. The decisions that matter most are the comparable ones near your specific property — because planning officers look at precedent, character and the immediate context of your street.

Before you spend £5,000+ on architects and drawings

26 rear extension applications in Aberdeen have been refused since 2020. Many of those homeowners had already paid for drawings and application fees. A £79 report shows you what gets approved — and what gets refused — near your property.

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Free instant check · Pro Report £79 · Based on 2,500,000+ real decisions

More Aberdeen planning data

Nearby councils rear extension data

Methodology: Based on 701 planning decisions classified as rear extensions in Aberdeen, January 2020 to present. Classification uses keyword matching against proposal descriptions (matching generate_site_data.py rules). A single application may appear in multiple categories. Approval rate = approved / (approved + refused). Pending, withdrawn and invalid applications excluded. Data from Aberdeen Council's public planning portal. Full methodology →
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