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St. Louis County, Missouri

Courts, legal aid, and legal guides in St. Louis County.

St. Louis County is Missouri's most populous county and anchors the St. Louis metro's suburbs (excluding the independent City of St. Louis, which is separate). Clayton — the county seat — is the county's legal and financial center, hosting the 21st Judicial Circuit Court, major corporate headquarters, and a deep plaintiff, defense, and transactional bar. The county combines healthcare (BJC, SSM Health, Mercy), higher education (Washington University), finance, and pharmaceuticals.

Courthouse

21st Judicial Circuit Court (St. Louis County Courthouse)

105 S Central Ave, Clayton, MO 63105

21st Judicial Circuit Court (Missouri)

Legal aid

Legal Aid in St. Louis County

Legal Services of Eastern Missouri

Legal Services of Eastern Missouri (LSEM) provides free civil legal help to low-income residents of St. Louis County, St. Louis City, and 19 additional eastern Missouri counties across housing, family, consumer, public benefits, and elder-law matters.

Attorneys

Need a lawyer in St. Louis County?

Browse licensed Missouri attorneys by practice area.

Browse MO Attorneys

Cities

Cities in St. Louis County