Hosea Bridgman was born in Cook County, Illinois, and spent his early years in Wisconsin. He ventured into photography and later operated a successful meat market before relocating to South Dakota in 1874. In Springfield, he built a thriving freighting business and eventually turned his focus to farming and livestock. With hard work and strategic investments, he expanded his land holdings to nearly 480 acres of productive farmland. Highly respected in his community, Bridgman was known for his integrity and dedication. He also raised a family, providing his children with quality education and leaving a commendable military legacy from his service in the Civil War.