When homeowners start planning a backyard hardscaping project, one of the most common questions is what to build first — especially on sloped lots where a patio and a retaining wall are both part of the plan. Getting the order right can save real money and prevent problems down the line.
Why Grade and Drainage Come First
Before a patio or wall goes in, the site needs to be evaluated for grade and drainage. Water has to have somewhere to go — if a hardscape project doesn’t account for how water moves across the yard, you can end up with pooling against a foundation, erosion around a new wall, or a patio that heaves and cracks after a few freeze-thaw cycles.
If Your Lot Slopes: Wall First
On a sloped property, a retaining wall is usually the structural piece that makes everything else possible — it’s what holds back soil and creates a level area for a patio, garden bed, or lawn space above or below it. Building a patio on an unsupported slope, or before the grading is finalized, often means redoing work later once the wall goes in.
If Your Lot Is Already Level: Patio-Focused Planning
On a flat or gently sloped lot, a retaining wall may not be structurally necessary — you might use one instead as a low decorative border or seating wall around a patio, which changes the planning order. In these cases, the patio’s shape, size, and base preparation usually drive the design more than any wall does.
Materials and Long-Term Durability
Whether you’re leaning toward pavers, natural stone, or poured concrete for a patio, or block, natural stone, or timber for a wall, Western New York’s freeze-thaw winters make base preparation the most important — and most often skipped — step. A wall or patio installed without proper excavation and a compacted base is far more likely to shift, crack, or heave within a few winters than one built correctly from the ground up.
Getting the Sequence Right
Because these projects are interconnected, the most reliable approach is a single on-site consultation covering the whole project — grading, drainage, wall placement, and patio layout together — rather than planning each piece separately and hoping they line up.
Frequently Asked Questions
It depends on the wall height, your municipality, and sometimes proximity to property lines — we can help flag when a project may need local permitting.
It depends heavily on scope, but proper base preparation is usually the most time-consuming — and most important — phase.
Sometimes an addition can tie into an existing patio, but it depends on the base and condition of the original installation. We can assess this on-site.