Data-backed planning intelligence · 3,780,000+ decisions analysed across England

Rear Extension Approval Rates in North Yorkshire

Rear extensions are the bread and butter of UK planning — and one of the most common reasons homeowners face a refusal. Here's what 439 real decisions tell us about rear extension outcomes in North Yorkshire.

439 real decisions·January 2020 to August 2026·Updated August 2026
93.4%
Approval Rate
439
Decisions
410
Approved
29
Refused
93.4% approved. But 29 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.

Check Planning Approval Patterns in North Yorkshire

See your ward's approval rate and nearby planning decisions — free and instant.

Check My Postcode

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.

Check My Postcode

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 Yorkshire.

TypeDecisionsRate
Front Extension48
95.8%
Dormer155
95.5%
Wraparound Extension42
95.2%
Loft Conversion60
95.0%
Side Extension300
95.0%
Rear Extension439
93.4%
Conservatory79
92.4%
Garage / Parking567
92.1%
Annex75
90.7%
Extension (General)357
90.2%
Change of Use (Residential)202
89.1%
Outbuilding214
88.3%
Basement26
84.6%
New Build178
84.3%
See how this applies to your postcode →

What the data tells us

1
93.4% of rear extension applications in North Yorkshire get approved. That means 29 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

29 rear extension applications in North Yorkshire have been refused since 2020. Many of those homeowners had already paid for drawings and application fees. A free, property-specific report shows you what gets approved — and what gets refused — near your property.

Check my postcode
Free · Property report emailed in minutes · Based on 3,780,000+ real decisions

More North Yorkshire planning data

Methodology: Based on 439 planning decisions classified as rear extensions in North Yorkshire, January 2020 to August 2026. 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 Yorkshire Council's public planning portal. Full methodology →
Check planning approval patterns in North Yorkshire — Free