Hartley's 42-8 win over visiting Ready on Oct. 26 helped it complete a second consecutive perfect regular season.
The Hawks have beaten the Silver Knights each of the past three seasons for the CCL-Gold Division title.
Ja’Wuan Woodley rushed for two touchdown and 208 yards on 21 carries and Marcellus Calhoun had 154 yards and two scores on 19 attempts for the Hawks, who led 42-0 heading into the fourth quarter.
Top-seeded Hartley plays host to eighth-seeded Upper Sandusky on Friday, Nov. 2, in the first round of the Division IV, Region 14 playoffs.
Upper Sandusky is 7-3 and making its first postseason appearance since 2004.
Ready also made the Region 14 playoffs as the sixth seed.
After Hartley won the Division IV state title in 2010, it went 11-1 a year ago with its only loss coming to Kenton 30-28 in a regional final.
The Hawks, who have won two state titles with the other coming in 1986, have been in the playoffs 11 times.
•What to expect: Upper Sandusky moved up from 14th after week eight of the regular season to earn the eighth and final playoff spot in Division IV, Region 14.
The Rams, who haven't been to the postseason since 2004 and are 0-4 in the playoffs, will use a running game led by Adelsperger in an attempt to hang with the state's No. 1-ranked team. Upper Sandusky closed the regular season with a 14-0 win over Riverdale on Oct. 26 but gives up an average of 18.7 points.
The Hawks' offense is led by Woodley, who has rushed for 1,516 yards and 19 touchdowns and has added four two-point conversions. Calhoun has rushed for 1,180 yards and 21 touchdowns, and Sam Mackowiak has 593 yards and six touchdowns rushing.
Matuska has 11 receptions for 244 yards and three touchdowns at tight end.
Defensively, a linebacking corps led by King, Matuska and Woodley is giving up an average of 7.1 points.