In 2004, UC Davis promoted its football program to the Division I FCS (then I-AA) level and joined the Great West Conference (then known as the Great West Football Conference) after one season as an independent team with exploratory status.

[3] After their provisional seasons and the construction of a new stadium, UC Davis became a full member of Division I in 2007 and eligible for the postseason.

[5] † Co-champion The Aggies made three appearances in the NCAA Division I-AA/FCS playoffs, with a combined record of 2–3.

The stadium was renamed in 1962 in honor of Crip Toomey, who served as athletic director at UC Davis from 1928 until his death in 1961.

[8] The natural grass playing field (now track infield) was aligned north-northwest to south-southeast at an approximate elevation of fifty feet (15 m) above sea level.

As part of a partnership with the UC Davis Health System, announced at the Causeway Classic Luncheon on November 15, 2018,[10] the facility was renamed UC Davis Health Stadium on August 1, 2019, for a period of 20 years.

The bell is named after Thomas Tavernetti (1889–1934) and is rung once for every point scored after an Aggie victory.

Both Sacramento State and Cal Poly are designated rivals for Big Sky Conference scheduling purposes, which means UC Davis plays both teams each year as part of its conference schedule.

[14] The "Aggie-Pack" battle would regularly have old-fashioned rooters buses travel 146 miles (2.5 hours) down I-80 for this rivalry that was regularly "a battle for West Coast small-college supremacy … in fact, the mid-November 1977 Nevada-UCD matchup drew 12,800 fans to Toomey Field, which still stands as a home attendance record … and yes, the crowd-pleasing Aggies prevailed, 37-21 …" [15] Nevada leads the 54 game series 29-21-3 as of 2023.

A most heated Northern California small-college rivalry That started in 1922 with 69 meetings between the two schools until 1997 when Chico State discontinued its football program.

From 1970 to 1997 UC Davis and Chico State won or shared the FWC/NCAC Conference football title 25 of 27 times.

From 1954 to 1967 UC Davis and San Francisco State combined won 10 of 15 Far Western Conference titles.

After scoring on a five-play drive that included a two-point conversion with 20 seconds remaining, UC Davis recovered an onside kick.

On the final play of the game, quarterback and future UC Davis head coach Bob Biggs found tight end Mike Bellotti for a 29-yard touchdown on the final play of the game with four seconds remaining.

Instead of tying the score with the extra point, head coach Jim Sochor went for the win and another two-point conversion.

[21] The Aggies' defeated the Stanford Cardinal 20–17 on September 18, 2005, after trailing 17–0 midway through the second quarter.

On October 4, 2008, Bakari Grant caught a 38-yard Hail Mary touchdown pass from Greg Denham against the Northern Colorado Bears to win 34–30.

He led the 1982 UC Davis Aggies football team to a 10-0 record in the regular season.