EntityQ489853· pop 45· linked from 505 articlesSt. Clair CountySign in to savecounty in Missouri, United StatesConnectionsrace and ethnicity in the United States CensusEntityMissouriEntityAfrican AmericansEntityUnited States Census BureauEntityNative HawaiiansEntitythird parties in the United StatesEntityMissouri's 4th congressional districtEntitycityEntitysocietyEntitytime zoneEntitygeographic coordinate systemEntityInternational Standard Book NumberEntityRepublican Party (United States)ConceptSt. LouisEntitypopulation densityEntityDemocratic Party (United States)ConceptU.S. stateEntityJefferson CityEntityUnited States ConstitutionEntityDaylight saving timeConceptCategories1841 establishments in MissouriMissouri countiesPopulated places in the United States established in 1841St. Clair County, Missouri