Dr. King's Education Martin Luther King, Jr., began his education in segregated public school in Georgia. He skipped several grades in school and entered high school in the fall of 1942 at the age of 13. Because he skipped both the ninth and twelfth grades of high school King and his sister Willie Christine in June 1948. 1948— graduated with a Bachelor of Arts in Sociology from Morehouse College . 1951 — graduated with a Bachelor of Divinity from Crozer Theological Seminary in Pennsylvania. 1955 — completed his Ph.D. in Systematic Theology at Boston University . Photo: Christine King Ferris. in the fall of 1942 at the age of 13. Because he skipped both the ninth and twelfth grades of high school and passed his college entrance examinations with a high score, he entered Morehouse College at the age of 15.