Reviewed and updated October 9, 2026 by the SearchSystems.net editorial team. Every office link was opened and checked against the office's own site on September 23, 2026.
St. Charles County, Missouri, has about 424,000 residents (2024 Census Bureau estimate). The title to a parcel in St. Charles County is in the deed records of the Recorder of Deeds and its taxable value is set by the County Assessor; what is built on it is a matter for the city or the county. This guide says who keeps each record and where the page for each office is.
This guide covers deeds, assessed values, directory links, city permits, evictions and court cases, records requests and common questions.
Related guides: St. Charles County public records, St. Charles County arrest records, St. Charles County warrants, St. Charles County criminal records, St. Charles County court records, Missouri arrest records and Missouri inmate search.
Deeds, Mortgages and Liens in St. Charles County
Deeds, mortgages, liens and easements that affect title to land in St. Charles County are recorded by the Recorder of Deeds, which indexes them by name and sells copies.
SearchSystems opened and checked the Recorder of Deeds' page at sccmo.org/511/Recorder-of-Deeds (page title: Recorder of Deeds | St Charles County, MO), phone 636-949-7505, 201 N. Second St. Suite 338 St. Charles, MO 63301, Monday - Friday 8 a.m. - 5 p.m., which answered when SearchSystems opened it on September 23, 2026.
Assessed Values and the Tax Roll in St. Charles County
The County Assessor sets the value each parcel in St. Charles County is taxed on and keeps the parcel maps. Missouri reassesses property in odd-numbered years and assesses homes at 19 percent of market value.
SearchSystems opened and checked the County Assessor's page at stcharlescitymo.gov/1244/Assessor-Database (page title: Assessor Database | St. Charles, MO), which answered when SearchSystems opened it on September 23, 2026.
More Official Property and Land Records Pages for St. Charles County
The SearchSystems directory, online since 1997, lists the official pages for St. Charles County and Missouri. These recorded document pages from its St. Charles County listing were opened again on October 2, 2026 and each one still answers:
- Land Records (sccmo.org)
Permits and City Records in the Cities of St. Charles County
Building permits, zoning and code cases inside a city are the city's own records. The cities in St. Charles County with a SearchSystems guide to their offices, with the city page SearchSystems verified:
- O'Fallon: the city hall page SearchSystems verified is at ofallonmo.gov, phone 636-240-2000 (verified September 25, 2026).
- St. Peters: the city hall page SearchSystems verified is at stpetersmo.net/403/City-Directory (verified September 25, 2026).
- Wentzville: the city hall page SearchSystems verified is at wentzvillemo.gov/government/contact-us, phone (636) 327-6914 (verified September 25, 2026).
- Cottleville: the city hall page SearchSystems verified is at cityofcottleville.com/contact-us, phone 636-498-6565 (verified September 26, 2026).
Evictions and Court Cases About Land in St. Charles County
An eviction, a foreclosure, a lien dispute or a quiet title suit is a court case in the St. Charles County Circuit Court, and the file is public unless sealed.
The court records page SearchSystems verified for the county is at stcharlescitymo.gov/176/Municipal-Courts, phone (636) 949-3378. That page belongs to a lower court, not to the St. Charles County Circuit Court.
Asking a County Office for a Record
Under the Missouri Sunshine Law a county office must answer a request within 3 business days, and it may charge research time and copying.
Frequently Asked Questions
Who records deeds in St. Charles County?
The Recorder of Deeds, at sccmo.org/511/Recorder-of-Deeds, phone 636-949-7505. Deeds, mortgages and liens on land in St. Charles County are filed there, and the County Assessor (stcharlescitymo.gov/1244/Assessor-Database) has the assessment records.
Who sets the assessed value of a property in St. Charles County?
The County Assessor, whose page SearchSystems verified is at stcharlescitymo.gov/1244/Assessor-Database.
Where are evictions from St. Charles County filed?
In the St. Charles County Circuit Court. The file is public unless the court seals it.
How is property assessed in Missouri?
Missouri reassesses property in odd-numbered years and assesses homes at 19 percent of market value.
Is this the official St. Charles County website?
No. SearchSystems.net is an independent public records guide, online since 1997. It links to the official county, court and state offices described above and does not hold records, charge for them or take requests.