As received from the O’Neill-Dennis Funeral Home. If you have questions about, or potential corrections to the content, please contact the funeral home directly.
Karen L. (James) Mattila, 82, of the Houghton Canal area, passed away peacefully on October 14, 2025 at her home with her family beside her.
She leaves behind her children, Lennon (David) Hughes, Lisa Mattila, and Lynn (Mark) Millane; five grandchildren; one great-granddaughter; a sister, Mona Tormala (Howard); and several brothers-in-law and sisters-in-law, cousins, nieces and nephews.
A private family service will take place at a later time.
Memorials in lieu of flowers may be directed to Gloria Dei Lutheran Church in the name of Karen Mattila. The O’Neill-Dennis Funeral Home in Hancock is assisting with the arrangements. To leave online condolences for the family, please go to www.oneilldennisfh.com.







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