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Rear Extension Approval Rates in Doncaster

Rear extensions are the bread and butter of UK planning — and one of the most common reasons homeowners face a refusal. Here's what 1,749 real decisions tell us about rear extension outcomes in Doncaster.

1,749 real decisions·January 2020 to present·Updated June 2026
96.9%
Approval Rate
1,749
Decisions
1,694
Approved
55
Refused
96.9% approved. But 55 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
1Rossington And Bawtry55
100.0%
2Hatfield55
100.0%
3Bessacarr77
100.0%
4Tickhill And Wadworth55
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 Doncaster.

TypeDecisionsRate
Conservatory512
97.7%
Rear Extension1,749
96.9%
Loft Conversion246
96.3%
Side Extension1,066
95.5%
Extension (General)1,533
95.1%
Wraparound Extension156
94.9%
Outbuilding648
94.4%
Front Extension260
93.8%
Garage / Parking2,179
92.1%
Annex131
91.6%
Dormer320
90.3%
New Build1,458
87.5%
HMO206
85.4%
Flat Conversion48
85.4%
Change of Use (Residential)905
85.1%
Basement33
78.8%
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What the data tells us

1
96.9% of rear extension applications in Doncaster get approved. That means 55 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

55 rear extension applications in Doncaster 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.

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More Doncaster planning data

Nearby councils rear extension data

Methodology: Based on 1,749 planning decisions classified as rear extensions in Doncaster, 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 Doncaster Council's public planning portal. Full methodology →
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