Mrs. Baldwin began her career in Ellaville, Georgia, as a teacher at a segregated high school. She went on to Columbus ,Ga and taught for ten years at Hardaway High School. Baldwin then moved to Gwinnett County to teach at Central Gwinnett High School, becoming the sole black teacher, and eventually the school's principal.
From there, Baldwin was recruited to Buford City Schools as a principal. After four years in Buford, the board hired her to became the school superintendent. They did not realize it at the time, but Mrs. Baldwin and the board made history. She became the first black school superintendent in the state of Georgia.
After retiring from Buford City Schools, she was instrumental in forming the Hopewell Christian Academy and serving on the board of North Metro Academy of Performing Art.
In 2016, she had the honor of having Baldwin Elementary named after her. And 2020, the Gwinnett Elections office was named the Beauty P Baldwin Building.