The1938 San Diego State Aztecs football team representedSan Diego State College^{[note 1]} during the1938 college football season.

This was the last year San Diego State would compete in theSouthern California Conference (SCC). The following year, the Aztecs andSanta Barbara State would leave the SCIAC and joinFresno State andSan Jose State as charter members of theCalifornia Collegiate Athletic Association (CCAA). In the 13 years the Aztecs played in the SCIAC (1926–1938), they were conference champions twice (1936 & 1937).

The 1938 San Diego State team was led by head coachLeo Calland in his fourth season with the Aztecs. They played home games atAztec Bowl inSan Diego, California. The Aztecs finished the season with five wins, two losses and one tie (5–2–1, 3–1–1 SCIAC). Overall, the team outscored its opponents 82–69 for the season.

Date	Opponent	Site	Result	Attendance	Source
September 24	USS New Mexico[note 2]*	Aztec Bowl San Diego, CA	W 29–20	2,000	[1]
October 1	Occidental	Aztec Bowl San Diego, CA	W 8–0	4,500	[2]
October 8	atWhittier	Hadley Field Whittier, CA	T 6–6		[3]
October 15	Pomona	Aztec Bowl San Diego, CA	L 0–9	4,500	[4]
October 22	atRedlands	Redlands Stadium[note 3] Redlands, CA	W 14–7	2,000	[5]
October 29	San Jose State*	Aztec Bowl San Diego, CA	L 0–14	7,500	[6]
November 11	atSan Diego Marines[note 4]*	Balboa Stadium San Diego, CA	W 9–0	10,000	[7][8]
November 19	atSanta Barbara State*	La Playa Stadium Santa Barbara, CA	W 16–13		[9]
November 24	atNevada*	Mackay Stadium[note 5] Reno, NV	Cancelled		[10]
*Non-conference game Homecoming

^[11]

• 1938 Southern California Intercollegiate Athletic Conference football season
• San Diego State Aztecs football seasons
• 1930s in San Diego
• 1938 in sports in California

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