District 1* 1950, 51, 52, 53, 54, 55
District 2* 1956, 57, 58 *also member of the Tualatin Valley League
District 4 Tualatin Yamhill Valley League 1951, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70
District 2 Wilco League 1971, 72, 73,
District 3 Wilco League 1974, 75, 76, 77, 78, 79
District 4 Willamette Valley League 1980, 81, 82
District 2 Metro League 1983, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98
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