Most contractors make you sit through an in-home sales pitch before they'll say a number. We'd rather you know the honest ranges upfront — because concrete lifting is almost always dramatically cheaper than homeowners expect, especially compared to replacement.
The Short Answer
Most residential foam lifting projects in Northern Colorado start at $1,500 and land between $1,500 and $3,500 total. That typically covers multiple slabs — a driveway section plus the adjacent sidewalk, or a patio plus a front walk. Small single-slab jobs (one sidewalk panel, a stoop) sit at the lower end; large multi-slab driveways with deep voids reach the upper end.
For comparison, replacing that same concrete runs 2-4x more once you include demolition, haul-off, new pour, and finishing — plus days of cure time versus 15 minutes before you can drive on a foam lift.
What Actually Drives the Price
Four factors set the number on your quote:
- Amount of lift needed: raising a slab 3 inches takes several times more foam than raising it half an inch. This is the biggest variable — and the best reason not to wait.
- Void size beneath the slab: washed-out soil leaves empty space that must be filled before any lifting starts.
- Slab size and access: bigger slabs need more injection points; tight backyard access adds setup time.
- Soil condition: weak soil may need deeper stabilization injections so the problem doesn't recur.
Why Waiting Costs More
Settlement compounds. A slab that's half an inch low today lets water into the newly opened joint, which erodes more soil, which drops the slab further, which admits more water. The same slab a year later often needs twice the foam — and once concrete cracks into multiple pieces from unsupported stress, lifting may no longer be possible at all.
We see this pattern constantly: the $800 job that became a $2,500 job that became a full replacement. The cheapest repair is always the early one.
What's Included in Our Quotes
Every Fix My Concrete quote is free, in-person, and exact — not a phone estimate that grows on job day. We measure the settlement, check for voids, assess the soil, and give you a firm number. Qualifying projects include up to a 5-year written warranty, and we'll tell you honestly if your concrete is better suited to replacement than lifting.