|High School:||East Valley HS '06|
|College:||CC of Spokane|
2010-11 – As one of Eastern’s best athletes, Armstrong showed a strong season in 2010-11. Competing in eight different events for the heptathlon, Armstrong scored a total of 4,900, almost a 400 point improvement from the previous season. His performance gave him a fifth place finish at the Big Sky Conference Championships.
2009-10: Indoor: Armstrong’s most successful heptathlon competition was at the Candy Cane Invitational, where he scored 4549 points and placed third overall. His best event that day was the 55-meter hurdles, where he clocked a time of 8.26 (770 points). Outdoor: Armstrong qualified for the 2010 Big Sky Conference Championships in the decathlon and the 400-meter hurdles. He placed 13th overall in the 400-meter hurdles, running a time of 55.43. In the decathlon, Armstrong scored 4328 points, scoring the highest amount of points in the 400 (716 points), finishing in 52.20.
Community College: Armstrong was second in the 110-meter hurdles with a time of 15.08 at the NWAACC Championships to earn All-America honors. He was also third in the 400 hurdles with a time of 54.71. He was third in the decathlon with 6,270 points and his 4x400 team finished second with a time of 3:20.48. He was selected as the teams most outstanding and team captain. His personal bests are 110 hurdles (15.03), 400 hurdles (54.65) and decathlon (6,270).
High School: Armstrong was the 3A State champion in the 100 hurdles, third place in the 300 hurdles and fourth in the 4x400. In 2007 he was the GSL sprinter of the year. He was also All-GSL in the 100 hurdles, second team in 300 hurdles. His personal best marks are in the 110 hurdles (14.47), 300 hurdles (38.9) and triple jump (41-6).