Domakihub How to Build a Raised Patio: A Step-by-Step Guide
Plan, build, and finish a solid raised patio that adds real outdoor living space to any home or rental.
Reviewed by Domakihub home & decor pros · 2026-06-23 · 5 min read
A raised patio transforms sloped or uneven ground into a flat, usable outdoor area — an upgrade that adds genuine value to villas, holiday rentals, and hotels across Greece. The video above walks through the full construction sequence visually; this guide breaks down each stage with the detail you need to plan the project, brief a contractor, or tackle it yourself. Whether the site is a Cretan hillside garden or a rooftop terrace in Athens, the same structural principles apply.
Why a Raised Patio Makes Sense in Greece
Many Greek properties sit on sloped plots or have garden levels that step down sharply from the house. Rather than costly landscaping to level the whole garden, a raised patio creates one structured outdoor platform at the right height — typically flush with or just below the main door threshold — letting you place furniture, shade structures, or a dining area without fighting the gradient.
In hot climates, a well-drained raised patio also dries faster after rain and avoids the damp problems that plague ground-level slabs. The air gap beneath permeable paver systems improves drainage and keeps the surface cooler underfoot in summer.
When You Need a Professional or a Permit
In Greece, any structural outdoor construction that alters the ground level or adds permanent retaining walls above roughly 1 metre generally requires a building permit (οικοδομική άδεια) from the local planning authority. Holiday rental properties in particular should confirm compliance, as unauthorised structures can affect licensing renewals.
Hire a licensed civil engineer (πολιτικός μηχανικός) if the retaining wall will be taller than 80 cm, if the site has questionable soil bearing capacity, or if you need to redirect rainwater drainage. For straightforward low-level paver patios on stable ground, a skilled landscaper or paving contractor is sufficient — but always check permit requirements with your municipality first.
How to Build a Raised Patio: 5 Key Steps
- 1
Plan the Layout and Prepare the Site
Mark out the patio footprint with string lines and stakes, confirming the finished height you want and the slope of the existing ground. Excavate loose topsoil and organic material from within the footprint — you need a clean, compactable sub-base, not soil that will settle unevenly. Allow a slope of at least 1–2% away from the building for drainage. At this stage, run any conduits for outdoor lighting or power if needed.
- 2
Build the Retaining Wall Perimeter
A raised patio needs a perimeter structure to hold the fill — typically concrete blocks, natural stone, or a proprietary retaining wall system. Set the first course on a poured concrete footing (minimum 150 mm deep, 300 mm wide) below the frost line or at least below disturbed soil. Use a spirit level and builder's line to keep courses straight and plumb. Walls above 60 cm should be designed by an engineer; below that, follow block-manufacturer specifications for base width and batter (slight backward lean).
- 3
Compact the Sub-Base Fill
Once the walls are cured (at least 48 hours for mortar, longer for concrete footings), backfill the interior in layers no deeper than 150 mm, compacting each layer thoroughly with a plate compactor. Use crushed limestone (γαλακτίτης or αμμοχάλικο) rather than soil or building rubble — it compacts firmly and drains well. Build up to 80–100 mm below your intended finished patio surface, leaving room for the bedding layer and pavers.
- 4
Lay the Bedding Layer and Pavers
Spread a 30–50 mm layer of sharp sand or fine grit and screed it level using lengths of steel pipe as guides. Lay your pavers — stone, concrete, or porcelain — from one corner, keeping joints consistent with spacers. Use a rubber mallet to seat each paver firmly. Cut edge pieces with an angle grinder or tile saw fitted with a diamond blade. Once all pavers are placed, compact lightly with the plate compactor fitted with a rubber pad to avoid cracking, then sweep fine jointing sand into the gaps.
- 5
Finish Edges, Steps, and Drainage
Cap the retaining wall with coping stones or a mortar-bedded cap course to shed rainwater outward and give a clean finish. Build access steps using the same block-and-stone system, with each tread at least 300 mm deep and each rise between 150–180 mm for comfortable use. Install a linear drain or channel drain at the base of the house wall if the patio is adjacent to the building, directing water to a soakaway or the garden. Seal natural stone with an appropriate stone sealer to resist olive oil, wine, and UV bleaching.
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FAQ
- Do I need a building permit for a raised patio in Greece?
- It depends on height and permanence. Low platforms under 30–40 cm built with dry-lay pavers on a sand base are often considered non-structural and may fall within the εργασίες μικρής κλίμακας (small-scale works) exemption, but rules vary by municipality. Any retaining wall above roughly 80 cm, or any structure that changes drainage patterns toward a neighbour, typically requires a formal permit. Check with your local Υπηρεσία Δόμησης (building service) before starting.
- How long does a raised patio last, and what maintenance does it need?
- A properly built raised patio with a concrete-block perimeter and quality pavers can last 20–30 years with minimal effort. Annual maintenance involves checking that jointing sand has not washed out of paver gaps (top up as needed), clearing the drainage channel of debris each autumn, and inspecting the coping for any cracked mortar. In coastal areas, rinse salt deposits off the surface monthly and reseal natural stone every 2–3 years.
- Can I build a raised patio on a sloped plot without an engineer?
- For gentle slopes (under 15%) and wall heights under 60 cm, an experienced contractor can typically design and build safely using proven block-manufacturer guidelines. Steeper slopes, unstable soils (fill, clay, or sandy coastal ground), or proximity to a building foundation all increase risk and warrant at least a one-off consultation with a licensed civil engineer. The fee for a structural check is modest compared with the cost of a failing wall.