| Club: | Saint Louis FC |
| Season: | 2019 |
| League: | United Soccer League |
| League Result: | Western Conference 11th |
| Chrtitle: | Owner |
| Chairman: | SLSG Pro LLC |
| Mgrtitle: | Head coach |
| Manager: | Anthony Pulis |
| Cup1: | USL Playoffs |
| Cup1 Result: | Did not qualify |
| Cup2: | U.S. Open Cup |
| Cup2 Result: | Quarter-finals |
| Cup3: | Kings' Cup |
| Cup3 Result: | Runner-up |
| Highest Attendance: | League/All: 5,963 (June 22 vs. North Carolina FC) |
| Lowest Attendance: | League: 3,524 (September 4 vs. Ottawa Fury FC) All: 1,206 (May 29 vs. Forward Madison FC, USOC) |
| Largest Win: | 3–0 (July 27 vs. Bethlehem Steel) |
| Largest Loss: | 1–4 (July 20 at Tampa Bay Rowdies) |
| Pattern B1: | _green1 |
| Leftarm1: | 009F00 |
| Body1: | 00BD00 |
| Rightarm1: | 009F00 |
| Shorts1: | 1D2951 |
| Socks1: | 1D2951 |
| Pattern B2: | _darkbluehorizontal |
| Pattern Ra2: | _ |
| Leftarm2: | FFFFFF |
| Body2: | FFFFFF |
| Rightarm2: | FFFFFF |
| Shorts2: | FFFFFF |
| Socks2: | FFFFFF |
| American: | true |
| Prevseason: | 2018 |
| Nextseason: | 2020 |
The 2019 Saint Louis FC season was the club's fifth season of existence, and their fifth consecutive season in the USL Championship, the second tier of American soccer. Saint Louis will additionally compete in the U.S. Open Cup.
Saint Louis moved back to the Eastern Conference this season, after spending 2018 in the Western Conference.
See main article: 2019 USL Championship season.
On December 19, 2018, the USL announced their 2019 season schedule.[1]
All times in Central Time unless otherwise noted.
See main article: 2019 U.S. Open Cup.
As a member of the USL Championship, Saint Louis FC entered the tournament in the Second Round, played on May 14–15, 2019.[2]