Looking for a storm shelter installer in St. Mary, MO? Describe your project once and up to five storm shelter installers 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. Tornado season makes shelters and safe rooms one of the most valued safety upgrades 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
- Standard: ask for FEMA P-361 or ICC 500 compliance documentation.
- Rebates: in Missouri, check the state emergency management agency for safe room programs.
- Permit: some cities require a permit and inspection for shelters.
- Price drivers: type, size, location and access for installation.
Useful official resources
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FEMA: safe rooms
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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Underground storm shelter
In-ground or garage-floor shelter, supplied and installed.
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Above-ground safe room
Steel or concrete safe room inside the home or garage, built to FEMA or ICC 500 criteria.
Frequently asked questions in St. Mary
How much does a storm shelter cost in St. Mary, MO?
It depends on the type, size and installation. Describe your home: installers who serve St. Mary reply with a quote.
How long does installation take?
Often a day for prefabricated shelters.
Can a shelter go in my garage?
Yes, garage-floor and above-ground units are common choices.
Which storm shelter installers will contact me?
Up to five independent storm shelter installers 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.