Isbell and Welch are the leading nominees across all categories, with three nominations each.
The nominees were revealed at a press conference in Los Angeles hosted by actor-musician John C. Reilly.
The Americana Honors and Awards ceremony will be held at the Ryman Auditorium in Nashville on Sept. 12. In addition, the Americana Music Festival and Conference will take place in Nashville on Sept. 12-15.
Here is a full list of the nominations:
Artist of the Year Hayes Carll Justin Townes Earle Jason Isbell Gillian Welch
Album of the Year
Here We Rest -- Jason Isbell & The 400 Unit
I'll Never Get Out of This World Alive -- Steve Earle
The Harrow & the Harvest -- Gillian Welch
This One's for Him: A Tribute to
Song of the Year
"Alabama Pines" -- Written by Jason Isbell and performed by
Duo/Group of the Year
Instrumentalist of the Year
Emerging Artist of the Year
Deep Dark Woods