AC Hotel St. Louis Downtown

xperience the perfect blend of historic character and modern design at AC Hotel St. Louis Downtown. Located within the iconic Jefferson Arms, a landmark that has welcomed guests since 1904, our hotel places travelers in the heart of downtown St. Louis, just steps from Busch Stadium, Enterprise Center, America's Center Convention Complex, the Gateway Arch, and the city's vibrant dining and entertainment districts. Originally built to welcome visitors to the 1904 World's Fair and the first Olympic Games held in the United States, the Jefferson Arms has hosted presidents, dignitaries, and generations of travelers throughout its storied history. Today, this celebrated address has been thoughtfully reimagined with AC Hotels' signature European-inspired design, featuring modern guest rooms, curated amenities, intuitive service, and stylish gathering spaces. Whether visiting for business or leisure, guests enjoy a refined stay that seamlessly connects St. Louis' rich past with its dynamic present.