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

Rear Extension Approval Rates in North Kesteven

Rear extensions are the bread and butter of UK planning — and one of the most common reasons homeowners face a refusal. Here's what 99 real decisions tell us about rear extension outcomes in North Kesteven.

99 real decisions·January 2020 to August 2026·Updated August 2026
100.0%
Approval Rate
99
Decisions
99
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.

Check Planning Approval Patterns in North Kesteven

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 Kesteven.

TypeDecisionsRate
New Build87
100.0%
Rear Extension99
100.0%
Extension (General)60
100.0%
Garage / Parking117
99.1%
Side Extension54
98.1%
Annex31
96.8%
Outbuilding47
95.7%
Change of Use (Residential)66
93.9%
See how this applies to your postcode →

What the data tells us

1
100.0% of rear extension applications in North Kesteven 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.

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

See what actually gets approved near your property. Your free property report analyses nearby planning decisions, refusal patterns and success rates for your exact location.

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

More North Kesteven planning data

Methodology: Based on 99 planning decisions classified as rear extensions in North Kesteven, 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 Kesteven Council's public planning portal. Full methodology →
Check planning approval patterns in North Kesteven — Free