| August 31 | Orientation Day: PreK-5 from 3 p.m. to 6 p.m. 4/5 Orientation Mtg 2 p.m. Middle School Orientation from 2 p.m. to 3 p.m. |
| September 2 | Football vs. Edgerton |
| September 6 | First Day of School Preschool Open House 5:00 p.m. - 7:00 p.m. |
| September 8 | Preschool Open House 5:00 p.m. - 7:00 p.m. |
| September 9 | Football vs. WWG |
| September 12 | School Board Meeting 7 p.m. |
| September 16 | Harlem Ambassadors Assembly - 8:30 a.m. |
| October 13 | Evening Conferences: 6th-12th Grade from 3:30 p.m. - 7:00 p.m. |
| October 20-21 | NO SCHOOL Education Minnesota Professional Conferences |
| November 4-5 | Fall Play at 7 p.m. |
| November 6 | Fall Play at 2 p.m. |
| November 10 | End of 1st Quarter |
| November 11 | NO SCHOOL Teacher Workshop Day |
| November 12 | Alden Fall Craft Sale |
| November 13 | Supermileage Pancake Breakfast from 8 a.m. to 1 p.m. |
| November 17 | PreK-4 Parent-Teacher Conferences 3:30 p.m. - 8:00 p.m. |
| November 21 | PreK-4 Parent-Teacher Conferences 3:30 p.m. - 6:00 p.m. |
| December 3 | Lions Dinner Theatre |
| December 5 | K-5 Holiday Concert at 6:30 p.m. |
| December 9 | Midterm for 2nd quarter |
| December 12 | 5-12 Parent/Teacher Conferences from 3:30 p.m. - 7:00 p.m. |
| December 19 | Band/Choir Holiday Concert at 7 p.m. |
| December 23-31 | No School - Holiday Break |
| January 2 | No School - Holiday Break |
| January 3 | School Resumes |
| January 9 | School Board Meeting at 7 p.m. PTO Meeting at 6:30 p.m. |
| January 13 | Hoops for Heart |
| January 15 | Band Booster Breakfast from 9 a.m. - 12:30 p.m. |
| January 20 | End of 2nd Qtr/1st Semester |
| January 23 | Teacher Workshop - NO School |
| February 10 | FFA Spring Barrow Show & Hog Judging Contest |
| February 13 | PTO Meeting at 6:30 p.m. |
| February 20 | No School - President's Day |
| February 21 | 3rd Quarter Mid-Terms Due School Board Meeting at 7:00 p.m. |
| February 23 | Grade 5-12 Conferences from 3:30 p.m. - 7:00 p.m. PreK-4 Conferences from 3:30 p.m. - 8:00 p.m. |
| February 27 | Junior Planning Night from 7:00 p.m. - 8:30 p.m. PreK-4 Conferences from 3:30 p.m. - 6:00 p.m. |
| March 5 | Preschool Screening |
| March 8 | ACT Workshop GRAD Retests for Grades 11 & 12 |
| March 10 | Spring Play |
| March 11 | Spring Play |
| March 12 | PTO Meeting at 6:30 p.m. School Board Meeting at 7:00 p.m. |
| March 13 | NHS Blood Drive |
| March 15 | ACT Workshop |
| March 27 | End of 3rd Quarter |
| April 4-9 | Spring Break - No School |
| April 9 | PTO Meeting at 6:30 p.m. School Board Meeting at 7:00 p.m. |
| April 21 | PTO Back to Prom Fundraiser |
| April 26 | 4th Quarter Midterms Due |
| April 28 | Grade 4/5 Rummage and Bake Sale |
| April 30 | Grade 5-12 Conferences from 3:30 p.m. - 7:00 p.m. |
| May 14 | NHS Blood Drive PTO Meeting at 6:30 p.m. School Board Meeting at 7:00 p.m. |
| May 17 | Last Day of 3 year olds Preschool |
| May 18 | Last Day of 4 year olds Preschool |
| May 24 | Alden Idol at 7:00 p.m. |
| May 25 | Softball-O-Rama from 12:00 p.m. to 3:00 p.m. |
| May 28 | Memorial Day - No School |
| June 1 | Commencement at 7:00 p.m. End of 4th Quarter - Enjoy your summer! |