* Nobel Prize in Literature (1962): This is arguably his most celebrated award, recognizing his "realistic and imaginative writing, with a sympathetic perception of human suffering and a keen sense of the dramatic values of life."
* Pulitzer Prize for Fiction (1940): Awarded for his novel *The Grapes of Wrath*, which depicts the struggles of Dust Bowl migrants during the Great Depression.
* National Book Award for Fiction (1962): Awarded for his novel *Travels with Charley*, a travelogue about his cross-country journey with his poodle.
* Presidential Medal of Freedom (1964): Awarded by President Lyndon B. Johnson for his contributions to American literature.
He was also nominated for the Nobel Prize in Literature several times before finally winning in 1962.
It's worth noting that Steinbeck also received numerous other awards and honors throughout his career, including honorary doctorates and various literary awards.