| 2003 season | |||
|---|---|---|---|
| President |  Mark Schuster | ||
| Head coach |  Bobby Howe | ||
| Stadium | PGE Park Portland, Oregon | ||
| A-League | Division: 3rd Playoffs: Did not qualify | ||
| U.S. Open Cup | Qualification series | ||
| Top goalscorer |  Byron Alvarez (12 goals) | ||
| Highest home attendance | 13,351 vs. ELP (Aug 29) | ||
| Lowest home attendance | 2,772 vs. CGY (May 14) | ||
| Average home league attendance | 5,871 | ||
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The 2003 Portland Timbers season was the 3rd season for the Portland Timbers—the 3rd incarnation of a club to bear the Timbers name—of the now-defunct A-League, the second-tier league of the United States and Canada at the time.