* Four Nocturnes (1950)
* Suite for Violin and Piano (1950)
* Sonata for Violin and Piano (1952)
* Trio for Violin, Cello, and Piano (1953)
* String Quartet No. 1 (1954)
* String Quartet No. 2 (1956)
* String Quartet No. 3 (1971)
* String Quartet No. 4 (1982)
* String Quartet No. 5 (1991)
* String Quartet No. 6 (2003)
* String Quartet No. 7 (2009)
* String Quartet No. 8 (2016)
Vocal Music
* Songs of Absence (1951)
* Three Madrigals (1952)
* Night Music II (1963)
* Ancient Voices of Children (1970)
* Lux aeterna (1971)
* A Little Suite for Christmas, A.D. 1979 (1979)
* Apparition (1979)
* The Sleeper (1980)
* Quest (1981)
* Winds of Destiny (1981)
* American Songbook No. 1 (1985)
* American Songbook No. 2 (1990)
* American Songbook No. 3 (1993)
* American Songbook No. 4 (1996)
Orchestral Music
* Five Pieces for Orchestra (1950)
* Three Pieces for Orchestra (1952)
* Music for a Summer Evening (1952)
* Variations for Orchestra (1954)
* Variazioni (1956)
* Night Music I (1964)
* Echoes of Time and the River (1967)
* Cornfield Chase (1971)
* Makrokosmos I (1972)
* Makrokosmos II (1973)
* Apparitions (1979)
* Celestial Mechanics (1979)
* Starchild (1977)
* Haunted Landscape (1984)
* Eleven Echoes of Autumn (1986)
* A Haunted Landscape (1987)
* Star-Child (1988)
* The Shadow of Sirius (2000)
* Celestial Dawn (2004)
* Three Trajectories (2007)
* Luminiferous Aether (2013)
* The River of Time (2015)
* Symphony in Three Movements (2017)
Piano Music
* Two Fantasies for Piano (1950)
* Five Piano Pieces (1952)
* Sonata for Piano (1955)
* Eleven Echoes of Autumn (1986)
* A Little Suite for Christmas, A.D. 1979 (1979)
* The Sleeper (1980)
* Quest (1981)
* Winds of Destiny (1981)
* American Songbook No. 1 (1985)
* American Songbook No. 2 (1990)
* American Songbook No. 3 (1993)
* American Songbook No. 4 (1996)
Other Works
* Madrigals, Books I-IV (1952-1961)
* Ancient Airs and Dances (1970)
* Crumb's Little Suite (1971)
* Echoes of Time and the River (1967)
* Star-Child (1977)
* A Little Suite for Christmas, A.D. 1979 (1979)
* The Sleeper (1980)
* Quest (1981)
* Winds of Destiny (1981)
* American Songbook No. 1 (1985)
* American Songbook No. 2 (1990)
* American Songbook No. 3 (1993)
* American Songbook No. 4 (1996)