Looking for an ALTA survey in Lake St. Louis, MO? Describe your project once and up to three licensed land surveyors who work in Lake St. Louis and St. Charles County get back to you with a quote. It's free and there is no obligation.
Lake St. Louis is home to about 19,160 people (2024 Census Bureau estimate), a growing community (+14.7% since 2020). With 2,241 people per sq mi, it is a suburban area. Commercial purchases, refinancings and developments here regularly call for ALTA/NSPS surveys on tight closing schedules.
Lake St. Louis at a glance
- Population (Census Bureau estimate, 2024)
- 19,160 (+14.7% since 2020)
- Rank in Missouri
- 39th of 938 cities and towns
- Land area
- 8.5 sq mi
- Population density
- 2,241 people per sq mi (suburban)
- Type
- City (Lake St. Louis city)
- Main county
- St. Charles County
What to check before hiring in Lake St. Louis
- License: in Missouri, ALTA/NSPS surveys are certified by a Professional Land Surveyor licensed by the state board.
- Documents: share the title commitment and the lender's Table A list with the surveyor to get an accurate quote.
- Price drivers: site size, number of improvements, Table A items and turnaround time.
- Zoning: a zoning report may be requested separately from the survey.
Useful official resources
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NSPS
The national society of professional surveyors.
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NCEES: state licensing boards
Find your state board to check an engineer's or surveyor's license.
Services available in Lake St. Louis
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ALTA/NSPS Land Title Survey
Survey to the ALTA/NSPS minimum standards with the Table A items requested by the lender or title company.
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ALTA survey update or recertification
Update of an existing ALTA/NSPS survey for a new transaction, lender or title commitment.
Frequently asked questions in Lake St. Louis
How much does an ALTA survey cost in Lake St. Louis, MO?
It depends on the site, the improvements and the Table A items requested. Describe the property: surveyors who serve Lake St. Louis reply with a quote.
How long does an ALTA survey take?
Often two to four weeks, faster with a rush fee. Tell us your closing date in the form.
Can an existing ALTA survey be updated?
Often yes, if it is recent: the surveyor revisits the site and recertifies it to the new parties.
Which licensed land surveyors will contact me?
Up to three independent licensed land surveyors who serve Lake St. Louis 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.