| Tournament details | |
|---|---|
| Dates | August 22–August 26 |
| Teams | 8 |
| Final positions | |
| Champions |   National Little LeagueTrumbull, Connecticut |
| Runner-up |  Kang-Tu Little LeagueKaohsiung, Taiwan |
The 1989 Little League World Series took place between August 22 and August 26 in South Williamsport, Pennsylvania. The National Little League of Trumbull, Connecticut, defeated the Kang-Tu Little League of Kaohsiung, Taiwan, in the championship game of the 43rd Little League World Series.