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Loft Conversion Approval Rates in North East Derbyshire

Loft conversions change your roofline — and that makes them one of the more closely scrutinised application types. Councils scrutinise visibility, overlooking and street character more closely than for ground-level work. Here's what the data shows in North East Derbyshire.

95 real decisions·January 2020 to March 2026·Updated March 2026
93.7%
Approval Rate
95
Decisions
89
Approved
6
Refused
93.7% approved. But 6 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 loft conversion approval rates matter

Loft conversions face more scrutiny than rear or side extensions because they change the property's profile from the street. Dormers, mansards and hip-to-gable alterations are particularly sensitive.

These are council averages. Your property is specific.

Two houses on the same street can get different outcomes.
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How loft conversions compare to other project types

Not all applications are treated equally. Here's how loft conversions stack up against other common projects in North East Derbyshire.

TypeDecisionsRate
Conservatory187
97.9%
Rear Extension1,151
96.3%
Front Extension239
95.8%
Wraparound Extension153
95.4%
Side Extension860
94.8%
Dormer251
94.0%
Loft Conversion95
93.7%
Extension (General)587
92.7%
Annex76
92.1%
Basement22
90.9%
Outbuilding339
90.6%
Garage / Parking1,203
90.4%
Change of Use (Residential)384
82.0%
New Build213
81.7%
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What the data tells us

1
93.7% of loft conversion applications in North East Derbyshire get approved. That means 6 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

6 loft conversion applications in North East Derbyshire 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 North East Derbyshire planning data

Nearby councils loft conversion data

Methodology: Based on 95 planning decisions classified as loft conversions in North East Derbyshire, January 2020 to March 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 East Derbyshire Council's public planning portal. Full methodology →
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