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NOTE: If you are a business or own aircraft, please download and complete the Business and Aircraft Personal Property Form. Do not complete the following form. Thank you.
The assessment form must be filed by March 1 every year. This process needs to be completed annually to keep your personal property account active. Penalty(s) range up to $105 for filing late based on the assessed value. If you are moving out of St. Charles County, it is your responsibility to notify both your old and new Assessment Authority. For questions, please contact the St. Charles County Assessor - Personal Property, by phone at 636-949-7420, by email at firstname.lastname@example.org, or visit 201 N. Second Street, St. Charles, MO 63301. The office is open 8 a.m.-5 p.m., Monday-Friday, excluding holidays. Thank you!
Users completing an amended filing do not need to list personal property included on their initial filing.
If you are completing this form for the 2022 tax year and are a St. Charles County resident as of Jan. 1, 2023, please return to this page and complete a 2023 assessment form to ensure your records are up to date with the Assessor’s Office.
Your tax bill will be generated after this form is processed by the Assessor’s Office; please allow 2-3 business days. For questions about the tax amount due, please contact the Collector of Revenue at 636-949-7470.
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