Novels:
* The Time of Man (1926): Her breakout novel, considered a masterpiece of American literature, follows the life of a Kentucky farmer and his family over several decades.
* My Heart and My Flesh (1927): Explores the complexities of family relationships and the impact of the past on the present.
* The Great Meadow (1930): A historical novel set in the early days of Kentucky, exploring themes of love, loss, and the struggle for survival.
* Black Is My True Love's Hair (1938): A complex and symbolic novel about a young woman's journey of self-discovery.
* A Tree Grows in Brooklyn (1943): A beloved novel by Betty Smith, but Roberts was initially commissioned to write it, though she ultimately declined.
Short Stories:
* The Haunted Mirror (1922): A collection of her early short stories.
* The Necessary Evil (1934): A collection of short stories exploring themes of rural life, poverty, and social injustice.
Poetry:
* Under the Tree (1922): Her first book of poetry, showcasing her talent for lyrical language and vivid imagery.
* Song of the Earth (1928): A collection of poems reflecting on the beauty and harsh realities of rural life.
* The Mountain Path (1935): Her final published volume of poetry, containing reflections on her personal struggles and the passage of time.
Roberts' work is often praised for its lyrical prose, deep psychological insight, and compassionate portrayal of the human condition. She is considered a significant figure in Appalachian literature and a major voice in American regional writing.