4th Regiment Infantry

Roster

A

B

C

D

E

F

G

H

I

K
 Unassigned

Field & Staff

Organized at Sacramento, Placerville and Auburn September to October, 1861. Attached to Dept. of the Pacific. Companies "A," "B," "C," "D" and "E" moved from San Francisco to Fort Vancouver, Washington Territory, October 29-November 4, 1861.

Company "A" - At Fort Walla Walla until August, 1862. Ordered to San Francisco August 15 and duty at Benicia Barracks until March, 1863. Ordered to Camp Drum March 1, and duty there until June, 1864. At Santa Barbara until December, 1864. New Company "A"--Ordered to Fort Humboldt May 1, 1865. At Camp Iaqua until muster out.

Company "B" - At Fort Vancouver until March, 1862. At Fort Dalles to October, 1862. Ordered to San Francisco October 3, and duty at Benicia Barracks until March, 1863. Ordered to Camp Drum March 1, 1863, thence to Fort Mojave April 29, and duty there until June, 1864. Ordered to Drum Barracks, and duty there until muster out.

New Company "B" - Ordered to Fort Humboldt April 5, 1865, thence to Fort Gaston, and duty there until muster out.

Company "C" - At Fort Walla Walla, Washington Territory, until August, 1862. Ordered to San Francisco August 14, and duty at Benicia Barracks until March, 1863. At San Francisco until May. Ordered to Camp Drum May 28, 1863, and duty there until January, 1864. Occupation of Santa Catalina Island January 2, and duty there until December, 1864. At Drum Barracks until March, 1865, and at Fort Mojave until muster out.

Company "D" - At Fort Yamhill, Ore., until March, 1863. Ordered to Fort Hoskins March 25, and duty there until December, 1864. Expedition from Siletz Block House to Coos Bay April 21-May 12, 1864. At Fort Yamhill until muster out.

Company "E" - At Fort Steilacoom until October 3, 1862. Ordered to San Francisco, and duty at Benicia Barracks until May, 1863. Ordered to Drum Barracks May 28, and duty there until January, 1864. At Fort Yuma until June, 1865. At Drum Barracks until muster out.

Company "F" - At Camp Sigel, near Auburn, until January, 1862. Moved to Camp Union, Sacramento, thence to San Francisco April 28, and to Camp Latham, Southern California. At Camp Drum until March, 1863. Moved to Fort Yuma March 1, 1863; to LaPaz, Ariz., April 28, 1863; to Fort Yuma August 15, and to Drum Barracks November 7, 1864.

New Company "F" - To Fort Humboldt May 1, 1865. Duty in Humboldt District until muster out.

Company "G" - At Camp Sigel, near Auburn, until January, 1862. Moved to Camp Union, Sacramento, thence to San Francisco April 28, 1862, and to Camp Latham, Southern California. Ordered to San Diego, Cali., and duty there until muster out.

Company "H" - At Camp Sigel, near Auburn, until January, 1862. Moved to Camp Union, Sacramento, thence to San Francisco April 28, and to Camp Latham, Southern California. Duty at Camp Latham and Camp Drum until March, 1863. Ordered to Fort Yuma March 1, and duty there until January, 1864. Moved to Drum Barracks January, 1864, thence to San Luis Obispo July 27, 1864. Return to Drum Barracks and duty there until muster out.

Company "I" - At Camp Sigel, near Auburn, until January, 1862. Moved to Camp Union, Sacramento, thence to San Francisco April 28, and duty at Benicia Barracks until November, 1862. To Fort Umpqua November 12. Duty there and at Benicia Barracks until March, 1863. Moved to Camp Drum March 6 and to Fort Mojave April 29, and duty there until muster out.

Company "K"--Moved to San Francisco April 28, 1862, and duty at Benicia Barracks until March, 1863. Moved to Camp Drum March 6, thence to Fort Yuma, and duty there until January, 1864. Moved to Drum Barracks, and duty there until muster out.

Regiment mustered out April 18, 1866.

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