The Chargers have agreed to terms with the following 21 undrafted college free agents:
- Tony Brown, CB (Alabama)
- B.J. Clay, CB (Georgia State)
- Zachary Crabtree, T, (Oklahoma State)
- Chris Durant, T (William & Mary)
- Marcus Edmond, CB, (Clemson)
- Brandon Facyson, CB, (Virginia Tech)
- Zack Golditch, G, (Colorado State)
- Bijhon Jackson, DT, (Arkansas)
- Albert Havili, DE, (Eastern Washington)
- D’Juan Hines, LB, (Houston)
- Cole Hunt, TE, (TCU)
- Tevin Lawson, DE, (Nicolls State)
- Ben Johnson, TE, (Kansas)
- J.J. Jones, WR, (West Georgia)
- Anthony Manzo-Lewis, FB, (Albany)
- Detrez Newsome, RB, (Western Carolina)
- Steven Richardson, DT, (Minnesota)
- Nic Shimonek, QB, (Texas Tech)
- Trenton Scott, G, (Grambling State)
- Kent Shelby, WR, (McNeese State)
- Shane Tripucka, P, (Texas A&M)