Register as an alumni from Tri-county High School (Plainfield Wisconsin) and reunite with 1,448 classmates and old friends. Share your memories by posting photos or stories, or find out about your next class reunion!
Tri-county Past Reunions
Browse through past Tri-county High School events to reminisce as you view photos taken at our reunions:
Tri-county Yearbooks
Flip through class yearbooks or browse photo albums from classmates, and see what they look like now:
Tri-county Apparel
Check out our huge selection of Penguins spiritwear, including shirts, shorts, accessories and much more!
Penguins PRIDE
Tri-county High School Apparel
Tri-county High School Obituaries
Recently Joined Penguins
Dan Miller
Class of 1992
Class of 1992
Russell J Booth Jr
Class of 1975
Class of 1975
Suzanne Radtke
Class of 1975
Class of 1975
Jerrold Ostrander
Class of 1975
Class of 1975
Elizabeth Wendricks
Class of 1983
Class of 1983
Joni Star
Class of 2011
Class of 2011
Susan Frederick
Class of 1972
Class of 1972
Edward Sieczka
Class of 1978
Class of 1978
Andrea Biro
Class of 1978
Class of 1978
Pamela Groskopp
Class of 1964
Class of 1964
Patricia Van Sant
Class of 1959
Class of 1959
Roger Lauritzen
Class of 1967
Class of 1967
Find Classmates Tri-county High School in Your Class
Tri-county High School Football Results - 2025 Season
| Date | Opponent | Result |
|---|---|---|
| 09/04 | Menominee Nation (home) | 94-0 (win) |
| 09/11 | Wild Rose (home) | 70-12 (win) |
| 09/18 | Almond‑Bancroft (away) | 22-14 (win) |
| 10/02 | Marion/Tigerton (away) | 24-57 (loss) |
| 10/09 | Newman Catholic (home) | 34-12 (win) |