The Kansas City metro area — on the Missouri side encompassing Jackson County, Clay County, and Cass County — is Missouri's largest CNA market. Kansas City, MO anchors this region with a mix of acute care hospitals, skilled nursing facilities, home health agencies, and assisted living communities. Saint Luke's Health System, one of the most respected integrated health systems in the Midwest, operates Saint Luke's Hospital of Kansas City and multiple satellite campuses — a major CNA employer known for strong wages and career advancement. HCA Midwest Health operates several Kansas City-area hospitals including Research Medical Center and Menorah Medical Center. Veterans Affairs Medical Center Kansas City employs a significant number of CNAs serving Missouri's veteran population. For training, Metropolitan Community College (MCC) — with campuses across the KC metro — offers some of the most accessible and affordable DHSS-approved CNA programs in Missouri. Penn Valley Community College (MCC Penn Valley, Kansas City) and State Fair Community College also offer CNA pathways. CNA wages in Kansas City, MO average $13–$17/hour, with hospital positions at Saint Luke's and HCA reaching $17–$21/hour. Free CNA training programs may be available through Missouri Workforce Development centers and employer-sponsored programs at long-term care facilities. Important: CNAs working on the Kansas side of the KC metro must hold a separate Kansas CNA certification — see the KC Metro dual licensing highlight below.

St. Louis is Missouri's largest city and most diverse CNA market, anchored by two nationally recognized health systems: BJC HealthCare and Mercy Health. BJC HealthCare — one of the largest nonprofit health systems in the United States — operates Barnes-Jewish Hospital (consistently ranked among the nation's top hospitals), St. Louis Children's Hospital, Christian Hospital, and multiple community hospitals. BJC is the single largest private employer in Missouri and one of the top CNA employers in the state, offering competitive wages, tuition reimbursement, and clear career advancement pathways. Mercy Health St. Louis operates Mercy Hospital St. Louis, Mercy Hospital South, and numerous specialty facilities — another major CNA employer across the region. SSM Health (St. Mary's, DePaul campuses) rounds out the major St. Louis health systems. For training, St. Louis Community College (STLCC) — with campuses at Florissant Valley, Forest Park, and Meramec — offers DHSS-approved CNA programs at community college tuition rates. Ranken Technical College and the American Red Cross St. Louis chapter also offer approved programs. CNA wages in St. Louis average $14–$18/hour, with BJC hospital positions reaching $18–$23/hour for experienced CNAs. The St. Louis metro is consistently one of the higher-paying CNA markets in Missouri due to the concentration of major teaching hospitals and academic medical centers.

Springfield, in the Ozarks region, is Missouri's third-largest city and an important regional CNA market anchored by CoxHealth and Mercy Springfield. CoxHealth is a locally owned, community-based health system that operates Cox Medical Center South and Cox Medical Center North — the two largest hospitals in southwest Missouri — and is one of Springfield's largest employers. CoxHealth's strong community presence and emphasis on career development make it a preferred CNA employer in the region. Mercy Hospital Springfield, part of the Mercy Health network, operates as the second major acute-care system in Springfield and offers competitive CNA employment. For training, Ozarks Technical Community College (OTC) offers DHSS-approved CNA programs that are well-regarded in the region. Missouri State University's nursing department and Drury University's healthcare programs also provide pathways into CNA certification. CNA wages in Springfield average $12–$16/hour — lower than Kansas City and St. Louis due to the lower cost of living in southwest Missouri, but employment is stable given the region's growing senior population in the Ozarks.

Columbia is Missouri's fourth-largest city and home to a unique CNA market shaped by the presence of major academic and state institutions. University of Missouri Health Care (MU Health Care) operates University Hospital and multiple specialty clinics — as an academic medical center, MU Health Care is a significant CNA employer and also supports nursing education pipelines. Boone Hospital Center (BJC affiliate) provides additional acute-care employment. Columbia is also the home of the University of Missouri (Mizzou) and Columbia College, creating a large student population that drives demand for healthcare services and CNA staffing. For training, Columbia Area Career Center (CACC) offers high school and adult CNA programs that are DHSS-approved. State Fair Community College (Sedalia campus, 60 miles west) serves mid-Missouri candidates. CNA wages in Columbia average $13–$17/hour, with MU Health Care positions reaching $16–$19/hour. Mid-Missouri rural counties — Boone, Callaway, Cole (Jefferson City) — have growing home health demand due to the aging rural population, with the Missouri Division of Senior Services funding HCBS waiver-based CNA positions across the region.

Independence (Jackson County suburb of Kansas City) has a dense concentration of SNFs and assisted living facilities serving a large senior population — it falls under the KC metro MO CNA market but has its own significant employer base. Independence Regional Health Center and numerous long-term care facilities make Independence a reliable CNA employment hub within easy commute of Kansas City. Joplin, in southwest Missouri near the Kansas and Oklahoma borders, is anchored by Freeman Health System and Mercy Hospital Joplin (rebuilt after the 2011 tornado). CNA wages in Joplin are among the lowest in Missouri ($11–$15/hour) but demand is steady. Outstate Missouri — including the Bootheel, Ozarks, and northern Missouri — faces a documented rural CNA shortage, with nursing homes and home health agencies in rural counties struggling to fill positions due to limited training programs and lower wages. Missouri's HCBS waiver program funds CNA positions across all 114 counties, providing home-based care employment options even in remote areas. For candidates willing to relocate or commute, rural Missouri facilities often offer employer-paid training and signing bonuses to attract candidates — check with local long-term care facilities directly for sponsored program availability.