| Club: | LA Galaxy II |
| Season: | 2018 |
| Mgrtitle: | Head coach |
| Manager: | Mike Muñoz |
| Stadium: | StubHub Center |
| League: | USL |
| League Result: | Conference: 14th |
| League2: | Playoffs |
| League2 Result: | Did not qualify |
| League Topscorer: | Frank López (13 goals) |
| Highest Attendance: | 1,714 (vs. Seattle Sounders FC 2 – July 1) |
| Lowest Attendance: | 478 (vs. Rio Grande Valley FC Toros – August 22) |
| Pattern La1: | _galaxy18h |
| Pattern B1: | _galaxy18H |
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| Pattern Sh1: | _adidasonwhite |
| Pattern So1: | _3_stripes_on_white |
| Leftarm1: | FFFFFF |
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| Rightarm1: | FFFFFF |
| Shorts1: | 0C1927 |
| Socks1: | 0C1927 |
| Pattern La2: | _galaxy17a |
| Pattern B2: | _galaxy17A |
| Pattern Ra2: | _galaxy17a |
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| Leftarm2: | 00245D |
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| American: | true |
| Prevseason: | 2017 |
| Nextseason: | 2019 |
The 2018 LA Galaxy II season was the club's fifth season of existence.
| Pos. | Player | Transferred from | Fee/notes | Date | Source | |
|---|---|---|---|---|---|---|
| MF |  Geoffrey Acheampong |  Veracruz | Sign. | March 1, 2018 | [2] | |
| DF |  Nate Shultz | Akron Zips | Selected by LA Galaxy with the 48th pick in the 2018 MLS SuperDraft. | March 8, 2018 | [3] | |
| DF | John Requejo | Tijuana | Sign. | March 13, 2018 | [4] | |
| MF | Emmanuel Appiah | Saint Louis FC | Sign. | March 14, 2018 | [5] | |
| GK | Wade Hamilton | Portland Timbers 2 | Sign. | March 14, 2018 | [6] | |
| MF | Julian Büscher | D.C. United | Sign. | March 15, 2018 | [7] | |
| FW |  Frank López | Miami Soccer Academy | Sign. | March 15, 2018 | [8] | |
| DF |  Diedie Traore | Tryout winner. | July 25, 2018 | [9] | ||
| DF | Justin Fiddes |  Vancouver Whitecaps FC | Sign. | August 8, 2018 | [10] |
| Pos. | Player | Transferred to | Fee/notes | Date | Source | |
|---|---|---|---|---|---|---|
| MF |  Ryo Fujii |  Nyköpings BIS | Contract option declined. | December 4, 2017 | [11] | |
| MF | Alejandro Covarrubias | Fresno FC | Contract option declined. | December 4, 2017 | ||
| DF | Tyler Turner | Contract option declined. | December 4, 2017 | |||
| DF | Robert Castellanos | Rio Grande Valley FC Toros | Contract option declined. | December 4, 2017 | ||
| DF | Josh Turnley | Sacramento Republic FC | Contract expired. | December 4, 2017 | ||
| GK | Justin Vom Steeg | LA Galaxy | Sign. | March 1, 2018 | [12] | |
| MF | Efrain Alvarez | LA Galaxy | Sign. | March 4, 2018 | [13] | |
| MF | Julian Büscher | Mutually parted ways. | August 8, 2018 | [14] |
See main article: article and 2018 USL season.
The first two matches of the 2018 season was announced on January 12, 2018.[15] The full schedule was released on January 19, 2018.[16]
All times in Pacific Time Zone.