Overview
The 155th Ohio Infantry (One Hundred Days’ Service) was an infantry regiment from Ohio that served in the Union Army during the American Civil War. Organized at Camp Dennison in May 1864, the regiment was composed primarily of men from the 92nd Battalion, Ohio National Guard (Pickaway County), and the 44th Battalion, Ohio National Guard (Mahoning County). The unit was mustered in for a service term of 100 days and was primarily assigned to garrison and escort duties in the Eastern Theater.
Organization & Service
The 155th Ohio Infantry (One Hundred Days’ Service) was organized at Camp Dennison, Ohio, and mustered into federal service on May 8, 1864. Colonel Harley H. Sage commanded the regiment, with Lieutenant Colonel Roswell Shurtleff and Major Peter Lutz as principal field officers. Upon organization, the regiment was ordered to New Creek, West Virginia, and soon after to Martinsburg, where it performed garrison and escort duty until June 3, 1864.
On June 3, the regiment was ordered to Washington, D.C., and subsequently moved to White House, Virginia. From there, it proceeded to Bermuda Hundred and City Point, remaining on duty until June 29. The regiment was then ordered to Norfolk, Virginia, where it was stationed in an entrenched camp. On July 26, a detachment of 500 men from the regiment participated in an expedition to Elizabeth City, North Carolina, returning to Norfolk afterward. The regiment remained in Norfolk until August 19, when it was ordered back to Ohio. It arrived at Camp Dennison on August 24 and was mustered out of service on August 27, 1864.
Research This Regiment Further
If you’d like to explore this unit’s history in more depth, regimental histories and Civil War reference works offer valuable detail.
Engagements & Campaigns
- Garrison and escort duty at Martinsburg, West Virginia (May–June 1864)
- Duty at Washington, D.C., White House, Bermuda Hundred, and City Point, Virginia (June 1864)
- Garrison duty at Norfolk, Virginia (June–August 1864)
- Expedition to Elizabeth City, North Carolina (July 1864)
Casualties
Specific casualty figures for the 155th Ohio Infantry (One Hundred Days’ Service) are not detailed in primary sources. The regiment primarily performed garrison and escort duties and did not participate in major combat operations.
Field Officers & Commanders
- Colonel Harley H. Sage
- Lieutenant Colonel Roswell Shurtleff
- Major Peter Lutz
Regimental Roster
The full roster of the 155th Ohio Infantry (One Hundred Days’ Service), including officers and enlisted men, is available for genealogical and historical research. This roster provides names, ranks, and additional service details where available.
To view the complete roster, visit the 155th Ohio Infantry (One Hundred Days’ Service) Roster page.
Sources & References
- Official Records of the Union and Confederate Armies, Series I, various volumes (service dates and movements)
- Ohio Roster Commission, Official Roster of the Soldiers of the State of Ohio in the War of the Rebellion, Vol. 9
- Dyer, Frederick H., A Compendium of the War of the Rebellion
- The Union Army, Vol. 2 (Federal Publishing Company, 1908)