Lake St. Louis Municipal Division, Judicial Circuit 11
Located in St. Charles County,
11th Judicial Circuit


Physical Address:
200 Civic Center Drive
Lake St. Louis, MO 63367


Dennis Chassaniol, Municipal Judge

Mary Vance, Court Administrator

(636) 625-1058
(636) 625-6019 (facsimile)

Hours: 8:30 a.m. - 5 p.m.