Looking for a concrete leveling contractor in St. Mary, MO? Describe your project once and up to three concrete leveling pros who work in St. Mary and Ste. Genevieve County get back to you with a quote. It's free and there is no obligation.
St. Mary is home to about 306 people (2024 Census Bureau estimate), a stable community (−0.6% since 2020). With 511 people per sq mi, it is a semi-rural area. Settling soils and runoff under slabs make sunken walkways and patios a common repair here.
St. Mary at a glance
- Population (Census Bureau estimate, 2024)
- 306 (−0.6% since 2020)
- Rank in Missouri
- 565th of 938 cities and towns
- Land area
- 0.6 sq mi
- Population density
- 511 people per sq mi (semi-rural)
- Type
- City (St. Mary city)
- Main county
- Ste. Genevieve County
What to check before hiring in St. Mary
- Cause: ask what made the slab sink, often water from downspouts or poor joints.
- Joints: sealing joints after leveling helps keep water out.
- Sidewalks: public sidewalks may be the city's responsibility, or need a permit.
- Price drivers: slab size, how far it sank, access and the method.
Useful official resources
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American Concrete Institute
Official information and guidance.
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ICC: International Code Council
Official information and guidance.
Services available in St. Mary
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Polyurethane foam lifting
Lifting and stabilizing sunken slabs by injecting polyurethane foam through small holes.
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Mudjacking
Lifting slabs by pumping a cement slurry underneath.
Frequently asked questions in St. Mary
How much does concrete leveling cost in St. Mary, MO?
It depends on slab size, how far it sank and the method. Describe the problem: pros who serve St. Mary reply with a quote.
How long does it take?
Most residential jobs take a few hours.
Can cracked slabs be leveled?
Often yes, if the pieces are sound; badly broken slabs may need replacement.
Which concrete leveling pros will contact me?
Up to three independent concrete leveling pros who serve St. Mary and the surrounding area, chosen for the service you need. Your details are shared only with your consent.
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2024) and Gazetteer Files (public domain), imported on 10/31/2026. Figures describe the incorporated place or county as published; they are shown for information only.