Isles of Scilly planning statistics
Householder applications decided in the year to June 2026, compared with the rest of England.
How long does planning permission take in Isles of Scilly?
Isles of Scilly decided 40.0% of householder applications within 8 weeks without an extension in the year to June 2026, against 62.7% across England.
Isles of Scilly is highlighted on the map. See on the map
Within 8 weeks, no extension
40.0%
22.7 points slower than England
Granted
90.0%
0.5 points lower than England
Extension of time
60.0%
27.7 points higher than England
Decisions (12 months)
20
Isles of Scilly decided 20 householder applications in the year to June 2026, granting 90.0%.
Too few decisions are made here to rank the council fairly against others.
A further 60.0% were decided under an extension of time agreed with the applicant.
How quickly decisions are made
Isles of Scilly against England, share of householder decisions each quarter
- Within 8 weeks, no extension
- Extension of time
- England, within 8 weeks
Show data
| Quarter | Within 8 weeks, no extension | Extension of time | England, within 8 weeks |
|---|---|---|---|
| 2008 Q1 | 83.3% | 0.0% | 89.5% |
| 2008 Q2 | 85.7% | 0.0% | 89.4% |
| 2008 Q3 | 90.9% | 0.0% | 89.7% |
| 2008 Q4 | 100.0% | 0.0% | 90.3% |
| 2009 Q1 | 80.0% | 0.0% | 90.3% |
| 2009 Q2 | 100.0% | 0.0% | 91.7% |
| 2009 Q3 | 100.0% | 0.0% | 91.4% |
| 2009 Q4 | 81.3% | 0.0% | 91.0% |
| 2010 Q1 | 66.7% | 0.0% | 88.8% |
| 2010 Q2 | 83.3% | 0.0% | 89.8% |
| 2010 Q3 | 100.0% | 0.0% | 88.4% |
| 2010 Q4 | 85.7% | 0.0% | 87.7% |
| 2011 Q1 | 100.0% | 0.0% | 86.4% |
| 2011 Q2 | 100.0% | 0.0% | 85.9% |
| 2011 Q3 | 88.9% | 0.0% | 84.9% |
| 2011 Q4 | 77.8% | 0.0% | 84.9% |
| 2012 Q1 | 50.0% | 0.0% | 83.7% |
| 2012 Q2 | 83.3% | 0.0% | 84.2% |
| 2012 Q3 | 100.0% | 0.0% | 82.9% |
| 2012 Q4 | 80.0% | 0.0% | 85.2% |
| 2013 Q1 | 100.0% | 0.0% | 85.7% |
| 2013 Q2 | 87.5% | 0.0% | 86.3% |
| 2013 Q3 | 50.0% | 0.0% | 85.3% |
| 2013 Q4 | 66.7% | 0.0% | 86.3% |
| 2014 Q1 | 100.0% | 0.0% | 85.4% |
| 2014 Q2 | 100.0% | 0.0% | 84.9% |
| 2014 Q3 | 66.7% | 0.0% | 82.5% |
| 2014 Q4 | 100.0% | 0.0% | 82.1% |
| 2015 Q1 | 75.0% | 0.0% | 80.4% |
| 2015 Q2 | 100.0% | 0.0% | 80.6% |
| 2015 Q3 | 100.0% | 0.0% | 79.2% |
| 2015 Q4 | 100.0% | 0.0% | 80.0% |
| 2016 Q1 | 80.0% | 20.0% | 78.3% |
| 2016 Q2 | 88.9% | 11.1% | 79.8% |
| 2016 Q3 | 53.8% | 0.0% | 77.7% |
| 2016 Q4 | 60.0% | 0.0% | 78.0% |
| 2017 Q1 | 57.1% | 14.3% | 77.3% |
| 2017 Q2 | 75.0% | 25.0% | 78.5% |
| 2017 Q3 | 50.0% | 25.0% | 76.1% |
| 2017 Q4 | 77.8% | 0.0% | 77.1% |
| 2018 Q1 | 100.0% | 0.0% | 73.7% |
| 2018 Q2 | 100.0% | 0.0% | 74.0% |
| 2018 Q3 | 75.0% | 25.0% | 72.7% |
| 2018 Q4 | 60.0% | 40.0% | 72.7% |
| 2019 Q1 | 100.0% | 0.0% | 69.9% |
| 2019 Q2 | 40.0% | 40.0% | 72.1% |
| 2019 Q3 | 50.0% | 50.0% | 69.6% |
| 2019 Q4 | 77.8% | 22.2% | 71.5% |
| 2020 Q1 | 75.0% | 0.0% | 68.4% |
| 2020 Q2 | 100.0% | 0.0% | 63.9% |
| 2020 Q3 | 0.0% | 66.7% | 63.8% |
| 2020 Q4 | 40.0% | 30.0% | 65.3% |
| 2021 Q1 | 83.3% | 16.7% | 59.4% |
| 2021 Q2 | 44.4% | 44.4% | 58.4% |
| 2021 Q3 | 40.0% | 40.0% | 53.1% |
| 2021 Q4 | 28.6% | 71.4% | 53.0% |
| 2022 Q1 | 57.1% | 14.3% | 51.6% |
| 2022 Q2 | 50.0% | 25.0% | 56.0% |
| 2022 Q3 | 0.0% | 100.0% | 53.3% |
| 2022 Q4 | 0.0% | 50.0% | 54.1% |
| 2023 Q1 | 75.0% | 0.0% | 53.5% |
| 2023 Q2 | 100.0% | 0.0% | 58.5% |
| 2023 Q3 | 50.0% | 25.0% | 59.0% |
| 2023 Q4 | 33.3% | 66.7% | 59.8% |
| 2024 Q1 | 66.7% | 33.3% | 58.8% |
| 2024 Q2 | 100.0% | 0.0% | 64.4% |
| 2024 Q3 | 25.0% | 25.0% | 64.2% |
| 2024 Q4 | 71.4% | 14.3% | 65.6% |
| 2025 Q1 | 66.7% | 33.3% | 62.1% |
| 2025 Q2 | 55.6% | 44.4% | 65.0% |
| 2025 Q3 | 100.0% | 0.0% | 62.5% |
| 2025 Q4 | 42.9% | 57.1% | 64.7% |
| 2026 Q1 | 16.7% | 83.3% | 60.6% |
| 2026 Q2 | 50.0% | 50.0% | 62.7% |
Share of applications granted
Isles of Scilly against England
- Isles of Scilly
- England
Show data
| Quarter | Isles of Scilly | England |
|---|---|---|
| 2008 Q1 | 83.3% | 85.1% |
| 2008 Q2 | 100.0% | 86.1% |
| 2008 Q3 | 81.8% | 86.3% |
| 2008 Q4 | 60.0% | 85.3% |
| 2009 Q1 | 60.0% | 85.9% |
| 2009 Q2 | 100.0% | 86.8% |
| 2009 Q3 | 93.8% | 87.4% |
| 2009 Q4 | 93.8% | 86.9% |
| 2010 Q1 | 83.3% | 87.0% |
| 2010 Q2 | 83.3% | 88.0% |
| 2010 Q3 | 90.0% | 87.7% |
| 2010 Q4 | 100.0% | 87.5% |
| 2011 Q1 | 100.0% | 87.9% |
| 2011 Q2 | 100.0% | 88.5% |
| 2011 Q3 | 94.4% | 88.3% |
| 2011 Q4 | 100.0% | 88.3% |
| 2012 Q1 | 100.0% | 88.2% |
| 2012 Q2 | 100.0% | 89.2% |
| 2012 Q3 | 75.0% | 89.0% |
| 2012 Q4 | 90.0% | 88.9% |
| 2013 Q1 | 100.0% | 89.8% |
| 2013 Q2 | 100.0% | 90.6% |
| 2013 Q3 | 75.0% | 90.3% |
| 2013 Q4 | 100.0% | 89.6% |
| 2014 Q1 | 100.0% | 89.8% |
| 2014 Q2 | 66.7% | 90.5% |
| 2014 Q3 | 100.0% | 90.0% |
| 2014 Q4 | 80.0% | 89.2% |
| 2015 Q1 | 100.0% | 89.3% |
| 2015 Q2 | 100.0% | 90.2% |
| 2015 Q3 | 83.3% | 90.0% |
| 2015 Q4 | 100.0% | 89.2% |
| 2016 Q1 | 80.0% | 90.0% |
| 2016 Q2 | 88.9% | 90.3% |
| 2016 Q3 | 100.0% | 90.2% |
| 2016 Q4 | 80.0% | 89.7% |
| 2017 Q1 | 85.7% | 89.9% |
| 2017 Q2 | 100.0% | 90.5% |
| 2017 Q3 | 50.0% | 90.0% |
| 2017 Q4 | 100.0% | 90.1% |
| 2018 Q1 | 100.0% | 90.5% |
| 2018 Q2 | 80.0% | 91.0% |
| 2018 Q3 | 75.0% | 91.2% |
| 2018 Q4 | 100.0% | 90.5% |
| 2019 Q1 | 100.0% | 90.3% |
| 2019 Q2 | 100.0% | 91.0% |
| 2019 Q3 | 100.0% | 90.6% |
| 2019 Q4 | 77.8% | 89.8% |
| 2020 Q1 | 100.0% | 89.9% |
| 2020 Q2 | 100.0% | 90.2% |
| 2020 Q3 | 100.0% | 90.6% |
| 2020 Q4 | 100.0% | 90.3% |
| 2021 Q1 | 100.0% | 90.9% |
| 2021 Q2 | 88.9% | 91.2% |
| 2021 Q3 | 100.0% | 91.0% |
| 2021 Q4 | 85.7% | 90.1% |
| 2022 Q1 | 100.0% | 90.0% |
| 2022 Q2 | 100.0% | 90.4% |
| 2022 Q3 | 100.0% | 89.8% |
| 2022 Q4 | 100.0% | 89.4% |
| 2023 Q1 | 75.0% | 89.3% |
| 2023 Q2 | 100.0% | 89.2% |
| 2023 Q3 | 100.0% | 88.6% |
| 2023 Q4 | 100.0% | 88.2% |
| 2024 Q1 | 100.0% | 88.2% |
| 2024 Q2 | 100.0% | 89.1% |
| 2024 Q3 | 100.0% | 89.4% |
| 2024 Q4 | 100.0% | 88.6% |
| 2025 Q1 | 66.7% | 89.3% |
| 2025 Q2 | 100.0% | 90.4% |
| 2025 Q3 | 0.0% | 90.1% |
| 2025 Q4 | 100.0% | 90.1% |
| 2026 Q1 | 83.3% | 90.6% |
| 2026 Q2 | 100.0% | 91.0% |
How long decisions took
Householder decisions over the last 12 months
- Within 8 weeks40.0%
- 8 to 13 weeks0.0%
- 13 to 26 weeks0.0%
- Over 26 weeks0.0%
- Extension of time agreed60.0%
Show data
| Time taken | Decisions |
|---|---|
| Within 8 weeks | 8 |
| 8 to 13 weeks | 0 |
| 13 to 26 weeks | 0 |
| Over 26 weeks | 0 |
| Extension of time agreed | 12 |
Appeals
- Decided
- 2
- Allowed
- 0.0%
- Median wait
- 19 weeks
Householder appeals to the Planning Inspectorate decided in the same 12 months. England: 34.4% allowed.
Refusals overturned at appeal
Too few refusals to measure reliably.
England: 8.9% (July 2021 to June 2026).
Householder refusals from MHCLG table PS2; appeals allowed from the Planning Inspectorate. Approximate: appeals decided in the period, which can relate to earlier refusals.
Larger home extensions (prior approval)
Single-storey rear extensions deeper than 4 metres on a detached house (3 metres otherwise), up to 8 metres (6 metres), can use prior approval instead of a planning application, except in conservation areas, National Landscapes and other protected areas.
Of 0 larger extension notifications between July 2025 and June 2026, 0 needed no approval, 0 were approved and 0 were refused.
Fewer than 10 decided in the period.
Figures as first published (provisional).
MHCLG live table PDR 1.
Enforcement
0 planning enforcement notices issued in the year to June 2026.
Small number of homes, so rates per home aren't comparable.
Covers all types of development, not only extensions.
MHCLG table P130; homes from the VOA Council Tax stock of properties.
Protected areas
1 conservation area: Isles of Scilly Conservation Area.
4 Article 4 areas: Isles of Scilly Article 4 Direction 1975, Isles of Scilly Article 4 Direction 1988, Isles of Scilly Article 4 Direction 1995 and Isles of Scilly Article 4 Direction 1998.
Both can remove permitted development rights, so check with the council before relying on them. Permitted development rules
To check one postcode for a conservation area, listed buildings nearby, flood zone and radon, use the address check.
planning.data.gov.uk.
Builders
5 registered building and trade firms in 2026.
Small number of homes, so rates per home aren't comparable.
Counts VAT or PAYE registered firms only, rounded to 5 by ONS; self-employed builders below the VAT threshold aren't included.
ONS UK Business Counts; homes from the VOA Council Tax stock of properties; decisions from MHCLG table PS2.
Questions about planning in Isles of Scilly
How long does planning permission take in Isles of Scilly?
Isles of Scilly decided 40.0% of householder applications within 8 weeks without an extension in the year to June 2026, against 62.7% across England.
Is my house in a conservation area in Isles of Scilly?
1 conservation area: Isles of Scilly Conservation Area. Most councils publish a conservation area map showing whether a street is inside one.
How many builders are there in Isles of Scilly?
5 registered building and trade firms in 2026. Counts VAT or PAYE registered firms only, rounded to 5 by ONS; self-employed builders below the VAT threshold aren't included.
Do I need planning permission for an extension in Isles of Scilly?
Many extensions can be built under permitted development without an application, but conservation areas and Article 4 directions can remove those rights, so check whether your address is in a conservation area or covered by an Article 4 direction before relying on them. Do you need planning permission?
Property prices and energy performance in Isles of Scilly
Homes sold July 2023 to June 2026, matched to the floor area and energy rating on their Energy Performance Certificate.
Median price per m²
£5,326
41 sales
48% above South West
Homes sold rated EPC A to C
4.9%
Median energy score 40
45.6 points below South West
Value added by extending, per m²
–
Too few extended houses
Energy upgrade, no extension
–
Sale-price uplift when the energy score rose 5+ points
The median home sold in Isles of Scilly was £517,500 for 87 m² of floor space. Across all 859 homes with a certificate, 12.7% are rated A to C on their latest one.
Medians from HM Land Registry sale prices and MHCLG Energy Performance Certificates; groups under 30 sales or 50 extended houses are not shown. These describe past sales across many homes, not a valuation of any one. How these are worked out
Next steps for your extension
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