House Extension Plans in Swansea
Planning a house extension in Swansea often involves a mix of urban, suburban and coastal considerations, with properties ranging from terraced housing to detached homes and hillside sites.
Each setting brings its own design opportunities and planning constraints.
At Dennis Hellyar Architects, we prepare clear, professional house extension plans for homeowners across Swansea, helping you move from initial idea through to planning approval with confidence.
We also work with homeowners in Cardiff, across the Vale of Glamorgan, wider South Wales, Bristol and the South West.
What you need
What drawings are required for a house extension?
Most extension projects require a coordinated set of drawings, including:
Existing and proposed floor plans
Elevations
Site and location plans
Supporting planning information
We prepare all required drawings and ensure they are suitable for planning submission.
Local Context
Planning considerations in Swansea
Projects in Swansea can involve a range of planning factors, including:
Sloping or hillside sites
Coastal influences and exposure
Established residential areas with varied property types
Local planning policies specific to Swansea Council
We provide clear, practical advice tailored to your property and location.
Our Service
Our house extension service includes:
Initial consultation and feasibility advice
Measured survey of your property
Concept design options
Preparation of planning drawings
Submission and support through the planning process
Cost
How much do house extension drawings cost?
Costs vary depending on the size and complexity of the project.
We provide clear, upfront guidance following an initial consultation so you understand the scope before proceeding.
Why work with us?
We work with homeowners across South Wales, including Swansea, offering a practical and straightforward approach to residential extensions.
Clear communication throughout
Practical, buildable design solutions
Strong understanding of planning processes
If you’re considering a house extension in Swansea, we can help you take the next step with clear, professional drawings.
Contact us to discuss your project.