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La Junta Jr Sr High School
- 1817 Smithland Ave
Lake County High School
- 1000 W 4th St
Lakewood High School
- 9700 W 8th Ave
Lamar High School
- 1900 S 11th St
Las Animas High School
- 300 Grove Ave
Legacy High School
- 2701 W 136th St
Legacy Stadium at Cherokee Trail High School
- 25901 E Arapahoe Rd
Legend High School
- 22219 Hilltop Rd
Lester Arnold High School
- 6500 E 72nd Ave
Lewis-Palmer High School
- 1300 Higby Rd
Liberty High School
- 8720 Scarborough Dr
Littleton High School
- 199 E Littleton Blvd
Littleton Public Schools Stadium
- 199 E Littleton Blvd
Longmont High School
- 1060 Sunset Dr
Lou Kellogg Stadium at Regis High School
- 16300 E Weaver Pl
Loveland High School
- 920 W 29th St
Lutheran High School (Parker)
- 11249 Newlin Gulch Rd
Lyons Middle Senior High School
- 100 S 2nd Ave