Northampton converts homes into shared housing at more than three times the national rate, and the council refuses just 1 in 13 applications.
West Northamptonshire received 2,147 planning applications in 2025 and approved 92.3% of those with a decision, well above the national rate of 87.6%. HMO conversions, the splitting of a house into a shared home of multiple occupation, made up 3.8% of all applications, against a national average of 1.2%. That is 3.1 times the national rate. The council refuses just 1 in 13 applications, below the national 1 in 8.
The year in one line
West Northamptonshire approves planning work more readily than the country at large and refuses only 1 in 13 applications, while HMO conversions run at more than three times the national rate, the mark of a town with a large shared-housing market.
What Northampton Is Building
Extensions lead, but shared-housing conversions set the town apart.
Home extensions were the most common project submitted to West Northamptonshire, at 31.7% of all applications, close to the national norm of 29.1%. The figure that sets Northampton apart is HMO conversions: 3.8% of applications, against a national average of 1.2%. Change of use to residential made up 5.6%, more than double the national 2.2%. This is the application mix of a town with a large rental and shared-housing market alongside steady owner-occupier improvement work.
Applications submitted to West Northamptonshire in 2025, by project type (2024-2025 pooled counts).
The shared-housing effect
Northampton files HMO conversions at 3.1 times the national rate and change of use to residential at 2.5 times. Both reflect a town actively repurposing existing homes for more occupants and new uses.
The council verdict
Permission is easy to win here.
West Northamptonshire approved 92.3% of the applications it decided and refused 7.7%, both better for applicants than the national average of 87.6% approved. The council says no to just 1 in 13 applications, compared with a national rate of about 1 in 8.
About 1 in 13 Northampton applications was turned down.
applications refused, well below the national rate of about 1 in 8. Northampton's 92.3% approval rate sits clearly above the 87.6% national norm.
Northampton vs The National Norm
A shared-housing town, by the numbers.
Set Northampton's application mix against the national average and the shared-housing effect is clear. HMO conversions feature in 1 in 26 applications here, more than three times the national share. Change of use to residential runs at 2.5 times the norm. Listed-building works are also well above average at 1.8 times. The one category Northampton does notably less of is dormers, at 4.4% against a national 6.0%.
Northampton files HMO conversions at more than three times the national rate. The town adapts existing houses into shared homes far more often than the country as a whole.
Each bar is Northampton's share of applications within the West Northamptonshire area; the marker is the national share. HMO conversions are the town's defining outlier.
Meanwhile, the market
Prices rose alongside the building work.
Permission may be comparatively easy to win here, but prices have not stood still: the average Northampton home climbed in the latest full year.
Northampton's planning data tells a clear story. This is a town shaped by shared housing and residential conversion, filing HMO applications at more than three times the national rate and change-of-use applications at more than double. Permission is genuinely easy to win here, with West Northamptonshire refusing just 1 in 13 applications against a national rate of 1 in 8. For anyone buying or investing in Northampton, the planning environment is permissive and the demand for adapted housing is well evidenced.
Where the numbers come from
Planning Data
Applications submitted to West Northamptonshire in 2025 (latest full year), classified from each application's published description. Shares and rates use the pooled 2024-2025 dataset for stability.
Decision Rates
Approval rate is approvals as a share of approvals plus refusals, over 3,903 decided applications in the 2024-2025 pooled window. 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 Northampton post town, 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 in Northampton in 2025, from HMO conversions and residential change-of-use to extensions and a pair of refusals. Open any one to see its full record.
47 Semilong Road NN2 6BT
A conversion to a house in multiple occupation, the type Northampton submits at more than three times the national rate, was approved by West Northamptonshire.
See this property's full record219 Fullingdale Road NN3 2QH
An HMO intensification was turned down, one of the roughly 1 in 13 applications the council refused across 2024-2025.
See this property's full record97 Bush Hill NN3 2PF
A proposal to intensify a shared home was refused, showing the limits even a permissive council places on expanding HMO occupancy.
See this property's full record10 Lambrook Drive NN4 0WA
A garage conversion with an extension was approved, the type Northampton files at 1.6 times the national rate.
See this property's full record4 Gloucester Avenue NN4 8QE
A single-storey rear and side extension, the most common project type submitted to West Northamptonshire, was approved.
See this property's full record12 Winchester Close NN4 8BA
A retrospective application for works already carried out was approved, one of 187 such filings in the 2024-2025 period.
See this property's full recordCurious about a home in Northampton?
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