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Rear Extension Approval Rates in North Lanarkshire

Rear extensions are the bread and butter of UK planning — and one of the most common reasons homeowners face a refusal. Here's what 181 real decisions tell us about rear extension outcomes in North Lanarkshire.

181 real decisions·January 2020 to present·Updated June 2026
100.0%
Approval Rate
181
Decisions
181
Approved
0
Refused
100.0% approved. But 0 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.

Rear Extension approval rate by ward

#WardDecisionsApprovedRate
1Stepps, Chryston And Muirhead1111
100.0%
2Cumbernauld North77
100.0%
3Motherwell South East And Ravenscraig66
100.0%
4Gartcosh, Glenboig And Moodiesburn77
100.0%
5Coatbridge West55
100.0%
6Airdrie Central55
100.0%
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These are council averages. Your property is specific.

Two houses on the same street can get different outcomes.
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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 North Lanarkshire.

TypeDecisionsRate
Rear Extension181
100.0%
Extension (General)70
100.0%
Side Extension64
100.0%
Change of Use (Residential)25
100.0%
Conservatory40
100.0%
New Build20
100.0%
Garage / Parking164
99.4%
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What the data tells us

1
100.0% of rear extension applications in North Lanarkshire get approved. That means 0 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.

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More North Lanarkshire planning data

Methodology: Based on 181 planning decisions classified as rear extensions in North Lanarkshire, 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 North Lanarkshire Council's public planning portal. Full methodology →
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