- Planning authority
- Southampton City Council
- Postcodes
- SO14, SO15, SO17, SO18, SO19
- Noon sun, 21 March
- About 39°
- Shadow from a 5 m eaves line
- About 6.2 m
- Planning plan
- Local Plan
- County
- Hampshire
Southampton: light, access and policy
Overshadowing is a common objection to garden homes, so we answer it with numbers. At noon on 21 March the sun over Southampton is about 39° above the horizon, and the shadow from a 5 m eaves line reaches about 6.2 m; on 21 December the sun rises to only about 16°.
Using those angles, we model shadows across neighbouring gardens and windows and adjust the height, position or roof shape of the new home until the effect is acceptable. Southampton City Council can then judge the scheme on evidence rather than impressions.
From first call to decision
When a decision on your Southampton application arrives, we go through it with you line by line. If permission is granted, we explain each condition, which ones must be approved before work starts, and the time limit. If it’s refused, we review the reasons and set out the options, with a straight view on the prospects of each.
Free plot appraisal
We review the title plan, access, constraints, policy and planning history around your address, then talk it through with you. If the plot looks viable we visit, and tell you plainly whether an application is worth making.
Pre-application advice
Where policy is tight or the plot unusual, we put a draft scheme to the council’s planners first. Their written response shows which issues to fix before you pay the full application fee.
Submit and manage
We complete the forms, ownership certificate, drawings and statements, pay the fee on your behalf and submit. During consultation we answer officers’ questions, respond to consultees and agree amendments where they help.
Decision and next steps
If permission is granted, we explain every condition and what must happen before work starts. If it’s refused, we review the reasons with you and set out the options: amend and resubmit, appeal, or stop.
Worth checking early
- Specialist surveys can be needed at short notice when a consultee raises an issue, adding cost and time.
- Planning is the council’s decision; even a well-prepared application can be refused, and the costs of preparing it aren’t recovered.
- Conditions can add cost and work before building starts, such as approved drainage details, tree protection or a construction management plan.
Southampton: questions to ask
How close to neighbours can a new home in Southampton be?
It depends on the council’s guidance and the window layout. Many councils use around 21 metres between facing back windows and around 12 to 15 metres between a back window and a blank side wall, but the guide used by Southampton City Council decides. Screening, levels, roof form and window positions can all change what is acceptable.
What documents are needed for a garden plot application in Southampton?
Southampton City Council publishes a local validation list, as every council does. Typically you need the forms, a location plan with the site and access edged in red, a site plan, floor plans, elevations, an ownership certificate and the fee, plus reports the plot calls for, such as trees, ecology, drainage and access. We prepare to the list for your address.
Is pre-application advice available in Southampton?
Most planning authorities, including Southampton City Council, offer pre-application advice, usually for a fee, with their own response times. It isn’t compulsory and doesn’t bind the final decision, but for a garden plot with a tight access, strict policy or an earlier refusal, it can show which issues to resolve before you apply formally.
Who decides planning applications for garden plots in Southampton?
Southampton City Council decides applications for addresses in Southampton. Small applications are usually decided by planning officers under delegated powers, and national and council rules set out when one can go to the planning committee instead. The decision is based on the council’s Local Plan, national policy and other material considerations, including neighbours’ and consultees’ comments.
Other options in Southampton
- Plot feasibility and design
- Garden plot option agreement
- Build a home for family in your garden
- Combine gardens with your neighbours
- Sell subject to planning
- Tandem and landlocked plots

