| November |
| * | 29 | 7:45PM | Onaga | @ | Linn | 24-36 | |
| | Linn: Michael Voelker 12 pts. |
| * | 30 | 7:45PM | Centralia | @ | Onaga | 63-28 | |
| | Cent: Steinlage 21, Rempe 12, Reinecke 10. Onaga: Heideman 12, Zabel 10. |
| December |
| * | 4 | 7:45PM | Blue Valley | @ | Onaga | 52-48 | |
| | BV: Fronce 12, Rootring & Schultz 10. Onaga: Zabel 15, Jones 10. |
| | 18 | 7:45PM | Onaga | @ | Jackson Heights High School | 41-34 | |
| | Onaga: Zabel 17. |
| | 20 | 7:45PM | Onaga | @ | Centralia | 33-58 | |
| | 21 | 7:45PM | Valley Falls High School | @ | Onaga | 53-65 | |
| | Onaga: S. Jones 21, C. Zabel 17, D. Emberton 11. VF: Cook 22, Streeter 10 |
| January |
| * | 8 | 7:45PM | Onaga | @ | Bern | 45-35 | |
| | 12 | 10:00AM | Onaga | vs. | Valley Heights | 52-60 | |
| | TVL Tourney: VH: Jenkins 13, Duensing 12, Roepke & Hedke 11. Onaga: Heideman 15, Emberton 11. |
| | 18 | 6:00PM | Bern | vs. | Onaga | 42-47 | |
| | TVL Consolation - Onaga: Zabel 23. Bern: Marc. Lewis 20, Ta. Strathman 11. |
| | 19 | 11:30AM | Washington County | vs. | Onaga | 67-34 | |
| | TVL 9th Place: WC: Manning 15, Zabokrtsky 12, Dittmer 10. |
| * | 22 | 7:45PM | Onaga | @ | Valley Heights | 35-49 | |
| | VH: Jenkins 13, Roepke 11, Duensing 10. Onaga: Zabel 18. |
| * | 25 | 7:45PM | Onaga | @ | Washington County | 44-55 | |
| | WC: Manning 17, Dittmer 14, Kongs 10. Onaga: Heideman 22. |
| * | 29 | 7:45PM | B&B | @ | Onaga | 63-52 | |
| | Onaga: Emberton 23, Zabel 17; B&B: R.Huerter 20, K.Strathman 14, K.Haverkamp 11 |
| February |
| | 1 | 7:45PM | Onaga | @ | Frankfort | 48-56 | |
| | FF: Broxterman 23, Brown 10. On: Zabel 17, Emberton 11. |
| * | 8 | 7:45PM | Hanover | @ | Onaga | 68-26 | |
| | Han: A.Bruna 19, J.Bruna 13 |
| * | 12 | 7:45PM | Axtell | @ | Onaga | 45-37 | |
| | Axtell: A.Ronnebaum & Scott 10. Onaga: Emberton 17, Zabel 13. |
| * | 14 | 7:45PM | Wetmore | @ | Onaga | 40-56 | |
| | Onaga: Zabel 18, Jones 13. Wet: Niehues 19, S.Henry 13. |
| * | 15 | 7:45PM | Onaga | @ | Clifton-Clyde | 61-39 | |
| | 19 | 7:45PM | Onaga | @ | Rossville High School | 43-55 | |
| | Onaga: Emberton 14, Heideman 12, Zabel 11. |
| * | 21 | 7:45PM | Frankfort | @ | Onaga | 65-55 | |
| | FF: Broxterman 17, Funke 16, Brown 12. Onaga: Zabel 17, Emberton 10. |
| | 26 | 7:30PM | Onaga | @ | Valley Falls High School | 64-58 | |
| | 2A Sub-State 1st Rd.: Onaga: Zabel 18, Emberton 14, Falk 11. |
| | 29 | 7:30PM | Onaga | vs. | Wathena High School | 44-62 | |
| | 2A Sub-State Semifinal: Onaga: Zabel 13. |
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