Ahead three at halftime, Hillgrove (22-3, 13-3) used a 21-4 third-quarter edge to gain more breathing room.
Kyle Castlin led the Hawks with 22 points, while John Franklin had 14 and Shamari Southwell 12.
Andrew Jimenez’s 12 and Nigel Hayes’ 11 led Kennesaw Mountain (13-12, 7-9).
Hillgrove will open the region tournament at Marietta in Wednesday’s quarterfinal, against the winner of an earlier game between No. 7 Marietta and No. 8 Pebblebrook.
Harrison 73, South Cobb 70: The Eagles came close, but they had too many turnovers and didn’t make enough free throws throughout the game to win the nail-biter.
South Cobb (10-15, 7-9 Region 4AAAAAA) made a late charge after trailing by 12 in the third quarter but was unable to catch up. Jalen Cook had 24 points to lead South Cobb, and Milique Johnson added 17.
For Harrison, Jay Bowyer led Harrison with 18 and Devontre Young finished with 14. Andre Powell was also in double figures with 12 points.
Whitefield Academy 70, Walker 32: Brendan Myles scored all of his 19 points in the third quarter, when the Wolfpack broke the game open against their Cobb County counterpart.
Mykes’ efforts helped Whitefield outscore Walker 28-7 in the frame.
Eric Lockett had 21 to lead Whitefield (13-9, 11-5 Region 6A) and Everett Pollard had seven. The Wolfpack were also 7-for-7 from the free-throw line.
Cole Warner scored 26 of Walker’s 32 points.
Whitefield will play at Greenville today to end the regular season.
Campbell 71, McEachern 55: The Spartans wrapped up their regular season with a victory, and the Region 4AAAAAA tournament will await next week.
The Spartans (16-9, 9-7) led 14-13 after the first quarter, but outscored the Indians 20-9 in the second quarter to pull away.
Donte Scott scored 24 points to lead Campbell. Nick Mitchell added 17 points.
McEachern (14-10, 9-7) was led by Logan McIntosh’s 21 points and Deonte Patterson’s 17.
St. Francis 88, North Cobb Christian 76: The Eagles fell behind 21-16 in the first quarter and spent the remainder of the game trying to catch up.
North Cobb Christian trailed 40-30 at the half and 63-48 after three quarters before suffering its only Region 6A loss of the season.
Hulian Terrell led the Eagles with 24 points, 12 rebounds and three blocks. Kendall Crute also scored 24 points, while Hunter Ware had a double-double with 16 points and 12 assists.
North Cobb Christian (21-3, 13-1) will not play again until the region tournament, beginning play Thursday.
Dominion Christian 61, Holy Spirit 39: The Knights dominated the third quarter, outscoring Holy Spirit 21-5 to secure the victory.
Harrison Kristofak scored 11 of his 15 points in the third quarter alone, hitting three 3s.
Isaiah Primus-Belgrave was also in double figures with 12 points for Dominion, and Courtney Alexander Jr. came away with a double-double of 10 points and 11 rebounds.
Dominion Christian is the No. 2 seed in GISA Region 1AAA and will open the tournament Tuesday.
Grace Baptist 61, Shiloh Hills Christian 40: The Challengers’ bid for the state finals fell one round short, as they fell in the semifinals of the GCAA state tournament at People’s Baptist in McDonough.
Shiloh Hills (12-10) held a 17-12 lead after the first quarter, but Grace turned the tide with a 20-2 advantage in the second.
Jason Allen led the Challengers with 21 points and five steals, while Trey Bleck had nine points and seven rebounds.
McEachern 94, Campbell 65: After playing to a 14-all tie in the first quarter, the Lady Indians outscored their opponent 25-15 and 28-11 in the next two quarters to cruise to a Region 4AAAAAA victory.
Jade Lewis scored 26 points and was one of four Lady Indians in double digits. Joining her were Te’A Copper (19), Tierra Lindsey (13) and Keiwanna Patterson (11).
Julie McKie led Campbell with 18 points. Sharde Slaw scored 16 and Marissa Hall added nine.
Both teams play in the region tournament, which beings Tuesday at Marietta.
Walker 47, Whitefield Academy 17: The Lady Wolverines held the Lady Wolfpack to single digits in each quarter for a dominating victory.
Maggie Keppler led Walker with eight points. Collier Middleton added seven, while and Amitha Muthiah and Haley Timbrook each scored six.
Walker (11-11, 7-5 Region 6A) held a 28-5 lead at the half and cruised from there.
Whitefield’s Grace Miller scored 10 points.
Pebblebrook 45, Marietta 38: Whitney Young scored a game-high 30 points as the Lady Falcons won their final regular-season game.
Precious Walker added 10 points and 16 rebounds for Pebblebrook, which will be the No. 9 seed when the Region 4AAAAAA tournament opens next week.
Kehera Wilson had eight points and Brianna Thomas seven for Marietta.
Lassiter 39, Roswell 22: The Lady Trojans forced 26 turnovers, which helped them build a 19-6 lead at the half.
Maeve Vitale had 10 points to lead Lassiter, while Emily Olson added eight.
Lassiter is now .500 with a 12-12 record after winning just four games last year.
It will be the fifth seed in the Region 5AAAAAA tournament, facing Etowah on Tuesday.
Mount Paran Christian 34, Mount Pisgah Christian 21: Brianna Brown had 11 points and Renee Van Horn added 10 as Mount Paran wrapped up its regular season schedule on the road.
The Lady Eagles (15-7, 10-2) used a full-court press in the second quarter and held Mount Pisgah to six points in the second and third quarters combined.
Mount Paran is scheduled to play Monday in the Region 6A tournament with seedings to be determined Sunday.
Wheeler 2, Fulton Science Academy 0: The Wildcats recorded a shutout in winning an exhibition.
Alec Pereira scored a goal with 3 minutes left in the first half. Ajay Patel then scored in the second to add insurance.
Scott Zony made three saves for Wheeler.
Marietta 5, Rome 2: Brian Camarena scored four goals as the Blue Devils dominated the exhibition.
Same Borgel added a goal and an assist, while Will Nelson had two assists.
Ivan Shannon made three saves for Marietta, which will host Mount Paran Christian on Tuesday.
Walton 2, McIntosh 2: Leigh Purinton scored the equalizer in the final 5 minutes, and the Lady Raiders escaped the exhibition with a draw.
Erin Ratchick put Walton on the board first in the first half, only for McIntosh to score the next two before Purinton’s goal.
Kristen Loughran assisted on both of Walton’s goals, while Peyton Ryan and Dani Marine combined for seven saves in the net.
Walton will open its regular-
season schedule Tuesday at North Cobb.
Pope 2, North Cobb 0: Patricia Tancredi scored a pair of goals to lead the Lady Greyhounds to an exhibition road win at Emory Sewell Stadium.
Belle Geiger’s corner kick assisted Tancredi’s first goal, while the second was unassisted.
Sam Piper and Blair Shortland recorded the shutout for Pope, which won’t play its first game until hosting Lassiter on Feb. 26.