Volunteering for the 1st Delaware Infantry Regiment, a volunteer unit mustered for 3 months of service in early 1861, he was commissioned a second lieutenant of Company H.[1] When the regiment's enlistment term ended in August it was rebuilt in Wilmington for a service time of 3 years.

[2] In the Battle of Chancellorsville on May 3, 1863, Woodall was wounded again, this time by an artillery shell hitting his left leg calf.

[6] Woodall was promoted to lieutenant colonel on November 5, 1863 and led the regiment into the Mine Run Campaign.

He was shot through the foot at Spotsylvania but returned to command his regiment during the Battle of Cold Harbor and the Siege of Petersburg.

[8] After the war Woodall moved to Williamsburg, Virginia, where he was appointed as district assessor for the Internal Revenue Service.