Follow us Add us as a preferred source on Google Subscribe to our newsletter (Image credit: Getty Images) Nearly 40% of self-employed workers are baby boomers, according to a 2024 survey by Guidant Financial, and the number of older entrepreneurs has increased significantly in the past 25 years. Working for yourself in retirement, either full or part-time, makes a lot of sense: You can supplement your savings, stay engaged in your profession or try something new.