The Hillers have qualified for the WPIAL Class AAA playoffs seven of the past eight years. In coach Ryan Coyle's debut, the Hillers tied for third in the Big Nine Conference with a 5-3 record.
The Hillers finished with a 5-5 overall mark after losing to Montour in the first round of the WPIAL playoffs.
Trinity was hit hard by graduation losses.
"We graduated 17 seniors last year and most of them were starters," Coyle said.