Sandy Salmon graduated from Kinsley-Pierson High School and earned a bachelor's degree in Business Management from the University of Northern Iowa. Following a period of service in the United States Marine Corps, Salmon began a career in public service, starting as a legislative clerk in the Iowa State Senate. Over the years, Salmon has been elected multiple times to the Iowa House of Representatives for District 63, consistently securing a majority of the votes. Throughout her tenure, she has chaired and served on various legislative committees, including Veterans Affairs, Education, Human Resources, and Public Safety.

Sandy Salmon's political identity is marked by a distinctive blend of traditional family values and a strategic focus on regional interests. Her legislative efforts to overturn Obergefell v. Hodges illustrate a staunch commitment to a "natural" definition of marriage, yet her role in various legislative committees suggests a pragmatic approach to policymaking that balances these views with practical governance. This juxtaposition hints at an ideologically agile stance, navigating complex policy terrains with a nuanced understanding of local needs.