The Intermediate League World Series West Region is one of five United States regions that currently sends teams to the Intermediate League World Series in Livermore, California. The region's participation in the ILWS dates back to 2013.
| Most recent season or competition: 2022 Intermediate League World Series | |
| Sport | Baseball |
|---|---|
| Founded | 2013 |
| No. of teams | 12 |
| Country |  United States |
| Most recent champion(s) |  Wailuku, Hawaii |
| Most titles | Hawaii (4) |
West Region states
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Alaska
Arizona
California (Northern)- California (Southern)
Hawaii
Idaho
Montana
Nevada
Oregon
Utah
Washington
Wyoming
Region champions
editAs of the 2022 Intermediate League World Series.
| Year | City | ILWS | Record |
|---|---|---|---|
| 2013 |  Nogales, Arizona |
Not in Top 4 | 1–2 |
| 2014 | Nogales, Arizona (Host) |
Champions | 4–0 |
| 2015 | Kapaa, Hawaii |
Not in Top 4 | 1–2 |
| 2016 | Wailuku, Hawaii |
Champions | 5–1 |
| 2017 | Wailuku, Hawaii |
US Final | 3–1 |
| 2018 |  San Diego, Southern California |
Not in Top 4 | 2–2 |
| 2019 | Petaluma, Northern California |
0–3 | |
| 2020 | Cancelled due to COVID-19 crisis[1][2] | ||
| 2021 | |||
| 2022 | Wailuku, Hawaii |
US Final | 4–2 |
| Year | City | ILWS | Record |
Results by state
editAs of the 2022 Intermediate League World Series.
| State | Region Championships |
ILWS Championships |
W–L | PCT |
|---|---|---|---|---|
| Hawaii |
4 | 1 | 13–6 | 0.684 |
| Arizona |
1 | 0 | 1–2 | 0.333 |
 Host Team(s) |
1 | 4–0 | 1.000 | |
| Southern California |
0 | 2–2 | 0.500 | |
| Northern California |
0 | 0–3 | 0.000 | |
| Totals | 8 | 2 | 20–13 | 0.606 |