Margaret Craven, born into a large, economically disadvantaged family, moved to the United States at the age of 17. She worked as a housekeeper before returning to Ireland and eventually settling in Maine. Craven completed her high school education and earned both a bachelor's and a master's degree. She dedicated herself to working with the disabled and senior citizens, gaining substantial experience in community service and advocacy. This robust background in social work and education culminated in her decision to run for office.

Margaret Craven's political philosophy is marked by an unexpected blend of progressive social policies with economically conservative measures, creating a unique ideological tension. Her advocacy for comprehensive civil rights and healthcare access juxtaposes with a cautious approach to taxation and public spending, suggesting a nuanced understanding of regional economic realities. Craven's rhetorical style is deeply personal, often drawing from her immigrant experience to frame her policy positions, which adds an authentic, relatable dimension to her public persona.