1923 - Corvallis is chosen as the Willamette Valley Champions after its second consecutive undefeated season. CHS plays The Dalles in a postseason game billed as the Oregon State Championship Game. The Dalles host the game and win 6-0.

1930 - Bell Field gets lights installed for the first time.

1935 - The new Corvallis High School building opens on 11th Street. Not enought funds were left over to finish athletic fields. Games continue to be played at Bell Field.

1937 - Corvallis High for the first time has their own football field. Spartan Field is finally complete. The first game to played at Spartan Field occurs Friday, September 31st, with a 2:30pm kickoff against Milwaukie. The Spartans come up short in the game, a 0-13 loss. Corvallis' first victory at Spartan Field would come a short time later on November 19th, a 7-0 victory over Beaverton.

1941 - Spartan Field has lights installed. CHS wins Willamette Valley League title.

1945 - First year of the Big Six League. The Big Six League consists of Corvallis, Bend, Springfield, Eugene, Salem and Albany.

1949 - Five students paint "Beat Albany 50-0" on the fence of the Albany grandstands several nights prior to the season ending Albany game. As a result, CHS is forced to forfeit its regular season victories.

1951 - First year of the Valley League. Valley League consists of Corvallis, Bend, Lebanon, Salem, Sweet Home and Albany.

1954 - Salem opens its second 3A high school, and the South Salem Saxons join the Valley League.

1955 - CHS wins Valley League title. Play first ever playoff game versus Jefferson from Portland. The Democrats prevail 20-6.

1964 - Spartans win Valley League title. Advance to the State Championship game after defeating Pendleton in the quarterfinals 39-14 and McMinnville in the semifinals 34-19. Grants Pass defeats CHS 7-0 in the State Finals at Portland's Multnomah Stadium. The game is billed the "Mud Bowl"

1965 - McNary High School of Keizer joins Valley League. CHS wins league title. Loses to Pendleton 14-0 in quarterfinals.

1969 - Chuck Solberg is hired as the new head football coach for the Spartans. With the intent to save the school district money, Corvallis High will play all home games at Oregon State's Parker Stadium. The crowds that had been attending Spartan games did not fit at old Spartan Field and many updates were needed. The installation of synthetic turf at Parker Stadium allowed football games to be played there on back to back days without any wear and tear. The Spartans win the league title. CHS defeats David Douglas 21-14 in the quarterfinals and then beat Jesuit 7-0 in the semifinals, snapping the Crusader's 34 game winning streak. The Spartans however come up short in the State Championship game and are shutout by Medford, 27-0.  

1970 - The Spartans claim the Valley League title for a second year in a row. In the quarterfinals, the Spartans defeat Sunset 42-12. The semi finals pitted Corvallis against Pendleton, and the Spartans came out with a 20-14 victory to set up finals rematch with Medford. The Spartans win their first ever football State Championship on frost-covered field at Parker Stadium, 21-10.

1972 - South Albany, Crescent Valley and Sprague open new schools and enter the Valley League. Spartans win league title. CHS defeated by Hillsboro 42-14 in quarterfinals.

1974 - Spartans win league title. Defeat No. 1 ranked Beaverton in quarterfinals 38-24 and advance to State Championship by beating Lake Oswego in the semifinals 22-17. CHS loses to LaGrande 26-7 in finals.

1977 - Spartans post an 8-1 regular season mark.  Lose to Churchill 10-7 in first round of the playoffs.

1978 - Spartans go a perfect 9-0 to win league title and steamroll through playoffs defeating Benson 42-7, Dallas 42-13, before edging Medford 13-12 to advance to the State Championship. Spartans claim second State title at Parker Stadium beating Roseburg 21-14. Chuck Solberg steps down as Head Coach and takes an assistant coaching position at Oregon State. Solberg's 10-year career at CHS ends with a record of 83 wins, 22 losses, 4 State Final appearances and 2 State Championships.

1979 - CHS Alum & long time Spartan Assistant Coach Gary Beck is hired as the new Head Football Coach. McKay High School enters Valley League. Spartans win league title. Advance to State Championship after defeating Tigard 21-14, Gresham 42-27, Cottage Grove 34-6 and Grants Pass 21-20.  The Corvallis defense force a state record 7 interceptions in the title game. A two-point play in the fourth quarter helps the Spartans capture their second consecutive State Championship, 15-14 at Autzen Stadium in Eugene.

1980 - CHS demolishes rival South Salem 46-20 on way to third straight Valley League title. Spartans defeat Sweet Home 29-9 and Churchill 23-6 in playoffs. Lose to eventual state champion Beaverton 34-26 in quarterfinals. Spartans 11-game playoff winning streaked snapped.

1981 - CHS advances to playoffs with a 7-2 regular season mark. Defeats Jefferson 48-18 and Pendleton 34-16 in the first two rounds of playoffs. Loses in quarterfinals to Sunset 27-20 in three overtimes.

1982 - CHS advances to playoffs with a 7-2 regular season record. Beats Dallas 21-0 in opening round of playoffs before losing to Medford 42-14.

1983 - Spartans begin year 2-2 and finish regular season with a 7-2 record good for third place in league. Open with playoff victories over Oregon City 19-10 and Klamath Union 12-0. Defeat Gresham in quarterfinals 31-7 and avenge earlier defeat to South Salem 33-14 in the semifinals. CHS claims its fourth State Championship in 14 years defeating Lakeridge 24-7 at Civic Stadium in Portland.

1984 - CHS claims league title with regular season record of 9-0. Opens with playoff victories over North Eugene 15-7 and Milwaukee 27-21 in two overtimes. Loses to Crook County in quarterfinals 23-7.

1985 - Spartans win league title again going undefeated in league play. Defeat North Eugene 48-21 in opening playoff game before being upset by Mt. View 15-14 in Bend.

1986 - Spartans win third straight league crown with an 8-1 record. Defeated by Lebanon 17-14 in overtime snapping a CHS 29 game league-winning streak. Open playoffs with three consecutive shutouts, beating Cleveland 21-0, Canby 21-0 and Tigard 3-0. Defeat Lakeridge 28-21 in semifinals to advance to their 8th State Championship game in the last 23 years. Spartans lose to Glencoe in finals 17-7.

1987 - CHS closes season at 4-5, the first losing season since 1968. McNary defeats CHS for the first time ever since joining the Valley League in 1965.

1990 - Finish regular season at 6-3. Lose in opening round of playoffs to Wilson 17-7.

1992 - Finish regular season at 6-3. Lose in opening round of playoffs to Centennial 21-7.

1993 - Crescent Valley defeats CHS for the first time since 1978 snapping a 15 game losing streak to the Spartans.

1999 - CHS returns to Spartan Field after playing home games at Parker Stadium for the last 30 years.

2001 - Inspired by a CV parent's claim that the Raiders were going to run up the score, the Spartans snap a 27-game losing streak with a 7-0 win over Crescent Valley. Gary Beck resigns as head coach. In 23 seasons, Beck won 130 games including six league titles and two state championships.

2002 - Chris McGowan is hired as the 28th Spartan Head Football Coach, following a long line of championship CHS coaches.  Salem adds its sixth 4A high school to the Valley League- the West Salem Titans.  Lebanon High School sent to the Midwestern League in Eugene.  In McGowan's first year as the head coach, the Spartans show some improvement and finish the year at 3-6.

2003 - Though picked to finish 7th in the Valley league, a two-point defeat to Sprague prevents the Spartans from taking the league crown. Finish regular season 8-1 (best record since 1986) and qualify for playoffs for the first time since 1992. Spartans defeat Summit of Bend 28-24 in playoff opener before losing to Beaverton 55-14 in the second round of the playoffs.

2004 - The Spartans play their home games at Crescent Valley’s Field of Dreams as construction of the new Corvallis High School is started where the old Spartan Field once stood.  Finish regular season at 5-4, the first back-to-back winning seasons since 1991 & 1992.

2005 – Still playing home games at Crescent Valley due to a delay in the installation of the artificial turf at the new Spartan Field, the Spartans finish regular season at 5-4.  It is the third consecutive winning season, but they miss the playoffs by one game again.

2006 – OSAA redesigns districting statewide, splitting the teams up into six divisions (1A-6A).  With the Spartans enrollment hovering around 1350, Corvallis is placed in the 5A division in the new Mid-Willamette Conference.  Founding members of the new conference include the Spartans, the Crescent Valley Raiders, the West Albany Bulldogs, the South Albany Rebels, the return of the Lebanon Warriors, and new league opponents in the Dallas Dragons, the Silverton Foxes, and the Woodburn Bulldogs.  The six Salem schools, with their enrollment around the 2000 mark, are place in the newly created 6A division.  With the new eight team league, Corvallis plays non-league games for the first time since 1978.  The Spartans christen the new Spartan Field with a victory over Roosevelt, 49-24.  The Spartans finish the regular season at 8-1.  After a bye in the first round, Corvallis handles Klamath Union 48-9, Sherwood 34-13, and Lebanon 35-21, to set up a rematch to avenge their previous defeat against West Albany in the State Championship game.  After trailing 14-0 entering the fourth quarter, Corvallis forces overtime on a 74-yard TD pass with 2:25 remaining in the game.  A Wade Penner field goal in the third overtime gives Corvallis its 5^th State Title.

2007 – The Spartans finish 2nd in the league for the second year in a row (5-2).  Lose in 2nd round of playoffs (after 1st round bye) at Ashland, 7-14.  Overall record - 6-5.

2008 – The Spartans finish 2nd in the league for the third year in a row (6-1).  Lose in 2nd round of playoffs (after 1st round bye) at Hermiston, 21-42.  Overall record - 6-5.

2009 – The Spartans finish 4th in the league (4-3).  Lose in 1st round of playoffs at The Dalles-Wahtonka, 7-17.  Overall record - 4-7.

2010 – The Spartans are Mid Willamette Conference champions, league champions for the first time since 1986.  Lose in quarterfinal round of playoffs at Mountain View, 22-25.  Overall record - 8-3.

2011 – The Spartans end up in a 3-way tie for 2nd in the league (5-2).  New playoff format required a play in game for the playoffs (34-13 over Churchill).  Lose in 1st round of playoffs vs. Wilsonville, 7-27.  Overall record - 7-4.

2014 – The Spartans finish the regular season 4-5, losing both non-conference games. Their 4-3 record in conference play puts them in 3rd place and earns them the 16th and final playoff spot and a road trip over the pass to 1st seed Mountain View.  A 42-28 upset was enjoyed for a week before a second round loss to Marist, 14-28.  Overall record - 5-7.

2022 – At the conclusion of his son's final high school football game and the 2022 season, Chris McGowan steps down as the head coach of the Corvallis Spartans.  McGowan retires with 99 career wins, one of which in particular that will always be remembered, the 2006 triple overtime State Championship.