Swindon files conservation-area work at 3.5 times the national rate.
Swindon Council received 1,579 planning applications in 2025 and approved 90.4% of those with a decision, ahead of the national rate of 87.6%. What sets the town apart is heritage control: 6.6% of all applications involved conservation-area consent, against a national average of 1.9%. Garage conversions and change of use to residential also ran ahead of the national rate. It is the planning signature of a town adapting its existing stock.
The year in one line
Swindon approves planning work above the national rate and files conservation-area applications at three and a half times the national share, while garage conversions and change of use to residential both run well ahead of the norm.
What Swindon Is Building
Extensions lead, conversions set the town apart.
Home extensions were the most common project, at 31.1% of all applications, above the national norm of 29.1%. The figure that distinguishes Swindon is conservation-area work: 6.6% of applications submitted to Swindon Council in 2025, against a national average of just 1.9%. Garage conversions made up another 4.0% and change of use to residential 3.5%, both well ahead of the national rate. This is the application mix of a town adapting and converting its existing buildings.
Applications submitted to Swindon Council in 2025, by project type.
The conversion effect
Swindon files conservation-area applications at 3.5 times the national rate, garage conversions at 1.6 times, and change of use to residential at 1.6 times. The town reworks buildings it already has more often than the country at large.
The council verdict
An above-average yes rate.
The council approved 90.4% of the applications it decided and refused 9.6%, about 1 in 10. Both sit ahead of the national benchmarks: nationally, 87.6% are approved and 12.4% refused. Refusals in Swindon are less common than in most of England and Wales.
About 1 in 10 Swindon applications was turned down.
applications refused, against a national rate of 1 in 8. Swindon's approval rate of 90.4% is above the national norm of 87.6%.
Swindon vs The National Norm
A town reworking what it has.
Set Swindon's application mix against the national average and one theme stands out: adapting existing buildings. Conservation-area consent features in 6.6% of applications submitted to Swindon Council in 2025, three and a half times the national share of 1.9%. Garage conversions and change of use to residential both run well above the norm. The categories Swindon does less of point the same way: demolition and outbuildings are both rarer here than nationally.
Swindon files conservation-area applications at three and a half times the national rate, the clearest sign of a town adapting buildings inside protected areas.
Each bar is Swindon's share of applications; the marker is the national share. Conservation-area work is the town's defining outlier.
Meanwhile, the market
Prices rose alongside the building work.
Permission is given at the national rate here, but prices have kept climbing: Swindon homes changed hands for more than three hundred thousand pounds on average in the latest full year.
Swindon's planning data tells a clear story. The town files conservation-area applications at three and a half times the national rate, converts garages and changes buildings to residential use well above the norm, and approves more than 9 in 10 decisions. This is a town adapting the stock it already has, and the council is broadly permissive in letting it do so. For anyone buying here, the conservation-area constraint is the one to check first.
Where the numbers come from
Planning Data
Applications submitted to Swindon Council in 2025, classified from each application's published description. Shares are each category as a percentage of all applications in scope. Decision rates are computed over the pooled 2024-2025 window for stability.
Decision Rates
Approval rate is approvals as a share of approvals plus refusals. The national benchmarks are computed the same way across all decided applications in England and Wales.
Sales Data
HM Land Registry Price Paid Data for the Swindon area, the latest full year's completions, with growth measured against the previous year.
The Real Applications
Open the planning applications behind the numbers.
These are real applications submitted to Swindon Council, from conservation-area consents and garage conversions to the extensions that dominate the town's mix. Open any one to see its full record.
10 Pittsfield, Cricklade SN6 6AN
A side extension and garage conversion were approved with conditions, the kind of reworking of existing space Swindon files at nearly twice the national rate.
See this property's full record29 Deben Crescent SN25 3QB
A single-storey rear extension and rear dormer were granted after the work had already been done, one of the retrospective filings decided on their merits.
See this property's full record233 Marlborough Road SN3 1NN
Permission was granted for first-floor and ground-floor rear extensions, a rebuilt side extension and a new front porch, the extension work that dominates the town's mix.
See this property's full record25 Nursery Close, Wroughton SN4 9DR
A certificate of lawfulness was granted for a loft conversion, a rear dormer and rooflights, adding space inside the existing roof.
See this property's full record118 Wheeler Avenue SN2 7HN
A two-storey side extension, a single-storey rear extension and a front porch were granted, the most common project type in Swindon.
See this property's full record56 Furze Close, Peatmoor SN5 5DB
A first-floor side extension was withdrawn before the council reached a decision.
See this property's full recordCurious about a home in Swindon?
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