Eisenhard grabbed 10 rebounds, as coach Jason Bieber said he looked to establish the 6-foot Eisenhard early against the smaller Jaguars. Kaitlyn Dehaven chipped in with eight points.
Coley Ricci led Garnet Valley with 15 points, and Maddy Ireland added seven.
With the win, Boyertown clinches a berth in the PIAA state playoffs after missing out last season.
Mount St. Joseph 49, Central Bucks East 44 - Alex Louin grabbed nine rebounds and poured in a game-high 19 points to help the host, second-seeded Magic hold on.
Junior forward Carly Monzo added 12 rebounds, six points and five steals.
Louin, a junior point guard, knocked down three three-pointers and dished out three assists. Karoline White scored 14 points and Courtney Webster added 13 points to pace No. 18 C.B. East.
West Chester Rustin 54, Methacton 49 - Adashia Franklyn's game-high 16 points helped propel the No. 12 Golden Knights to the road upset. A junior forward, Franklyn scored 13 of her points in the second half as Rustin outscored No. 5 Methacton by seven points.
Anna Steinmetz and Casey Warley added 10 points each. Kelsey Watson scored 10 points and grabbed 11 rebounds for Methacton. Sarah Sherman had a team-high 14 points.
North Penn 35, Souderton 34 - Lauren Crisler completed a three-point play with less than two minutes left, and the 10th-seeded Maidens avoided falling at home.
The senior plays all positions for North Penn and scored a game-high 13 points. Erin Maher, a junior forward, scored seven of her 11 points in the third quarter. Freshman Mikaela Giuliani grabbed 10 rebounds and scored four of her six points in the fourth.
Libby Wetzler and Katie O'Connor scored eight points each for No. 11 Souderton.
Spring-Ford 52, Downingtown West 31 - Junior forward Shelby Mueller scored seven of her 15 points in the first quarter as the top-seeded Rams raced to an early lead en route to the home win.
Sammy Stipa, a junior guard, added 13 points. Maddie Dew led No. 16 Downingtown West with 10 points.
Upper Dublin 58, Abington 28 - Senior guard Lauren Rothfield knocked down a pair of first-quarter threes as the host, No. 3 Royals rolled. Regan Gallagher, a junior forward, chipped in with 17 points. Michael Harris led fourth-seeded Abington with eight points, and Gabby Nolan added five.
Central Bucks West 52, Springfield (D) 45 - Calypso Carty's three three-pointers and 11 points helped the No. 8 Bucks avoid an upset at home. Makenzie Carroll scored a game-high 13 points. Alyssa Abbonizio and Alex Poplawski scored 12 points each for 24th-seeded Springfield.
Junior guard Kayla Henderson dished out six assists and scored 12 points as Central knocked off Communications Tech, 52-23, at Germantown in the league semifinals. Shanique Mattis, a sophomore forward, chipped in with nine rebounds and 13 points.
Prep Charter 67, Imhotep Charter 35 - Ciera Nimmons scored nine of her game-high 18 points to help the Huskies vie for their third straight league title.
Prep Charter and Central will play at 1 p.m. Sunday at Temple University's Liacouras Center.
Bowling. Jacqueline Ashby recorded a 246 high game and a 450 series to help Girls High capture the Public League girls' title with a 3-1 win over Constitution at Erie Lanes.
In the boys' final, Phong Nguyen bowled a 241 game and Christian Trinidad added a 220 as Northeast blanked Frankford, 4-0.
Contact Matt Breen at email@example.com or @matt_breen on Twitter.