Free educational tool

Foundation Repair Calculator

Sketch your slab, mark the walls where you're seeing symptoms, and we'll place piers at standard 6-foot spacing to estimate a count. This is not an engineering design or a quote — it's a rough educational range so the inspection conversation makes sense.

FOOTPRINT ≈ 2,112 SQ FT
644036162824FRONT OF HOUSE ▾GRID = 2 FT · DRAG CORNERS · TAP WALLS WHERE YOU SEE PROBLEMS
Quick select:

What are you seeing?

YOUR ROUGH ESTIMATE

10–11piers (est.)
52 ft affected perimeter6′ spacingConfidence: High
To be determined by inspection: The honest default. The elevation map, soil behavior, and structure weight decide the method — that's exactly what the free inspection determines.
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From real jobs and inspections

What a pier count looks like on the ground.

Two pier holes excavated along an exterior foundation wall, laid out with a tape measure for pier placement
Pier spacing is measured along the foundation — the same math our calculator uses.
A row of hand-dug pier pits spaced along a home's foundation during pier installation
Row of hand-dug pier pits spaced along the foundation — the calculator multiplies pier count like this by your site conditions.
Square pier holes excavated along a concrete stem wall in a narrow fenced side yard
Square pier holes excavated along concrete stem wall in narrow fenced side yard — access conditions like this narrow side yard shift the estimate.
Pier hole excavated at a home's corner near the downspout to stabilize a settling foundation
Pier hole at house corner beside downspout in lawn — one of the per-pier units behind the calculator math.
Spoil mound and open pier hole beneath a window along a home's foundation during underpinning
Spoil mound and open pier hole beneath window along home's stem wall — every pier location adds excavation labor to the total.