The Eagle High boys and Rocky Mountain girls each have double-digit leads after the first day of the 5A state golf tournaments, while the Bishop Kelly girls (4A) and Nampa Christian boys (2A) also hold leads heading into Tuesday's final rounds.
Vallivue junior Gabby Barker made six birdies and four bogeys for a 2-under 70 at Lewiston Golf and Country Club.
Barker has a five-stroke lead over defending champion Amy Hasenoerhl of Lewiston, while District Three champion Lou Points of Eagle is third with a 78.
All five of Rocky Mountain's golfers finished in the top 20 to take a 16-shot lead in the team race with a 334. Ryleigh Moore (80), Carson Pickett (81) and Gabrielle Giesbrecht (82) are 4-5-6 in the individual standings.
Second-place Lewiston, the defending team champ, combined for a 350, Eagle is third at 361 and Vallivue fourth with a 369.
Eagle is on pace to win its fifth championship in six seasons, thanks to a 15-stroke lead at Lewiston Golf and Country Club.
The Mustangs combined for a 290, while Lewiston and Coeur d'Alene are tied for second at 305. Boise is fourth at 312 and Timberline fifth with a 319.
Lewiston's Ben Gleason had the best round of the day with a 2-under 70, but Eagle golfers Aden Cowley (71), Colby Dean (72) and Chris Carew (73) are close behind.
District Three individual champion Mark Brassey of Timberline is tied for fourth after his round of 73.
Junior Haley Nist carded a 3-over 75 to race to the top of the leaderboard and give Bishop Kelly a 17-shot lead following the first round at the University of Idaho Golf Course in Moscow.
The defending champion Knights, with three golfers in the top 10, posted a round of 344. Twin Falls (361) is second, Century (378) third and Rigby (402) fourth.
Nist has a three-stroke lead over Century's Hannah Drake (78), and Twin Falls' Sydney Lee is third after a 79.
Two-time defending state champion Twin Falls holds a narrow lead at University of Idaho Golf Course in Moscow.
The Bruins finished with a 311, and Bishop Kelly and Middleton are tied for second with 316s. Columbia is fourth with a 321.
BK's Hunter Ostrum is the first-round leader with an even-par 72. The Twin Falls pair of Alec Meyerhoeffer (73) and Alec Perkins (75) are in second and third, respectively.
Rounding out the top five are Middleton's Taylor Hopkins (75) and Columbia's Luke Vaarstra (76).
Kellogg's Kaceelyn Pouttu is on track to win her fourth consecutive individual title with her score of 4-over 77 at The Highlands Golf Course in Post Falls.
Pouttu's Wildcats also own the team lead with a 347. Marsh Valley and Weiser are tied for second at 401 and Fruitland is fourth with a 409.
Weiser's Evanann Woodcock is in the hunt for an individual title after a round of 84, good enough for a tie for third.
Shelley has a nine-shot lead heading into the second day at The Highlands.
Buhl (322) is second, Filer (325) third, Weiser (332) fourth and District Three champion Homedale (338) fifth.
Weiser's Devin Long was the only Treasure Valley golfer to crack the top 10. Long is fourth after a 3-over 75. Three golfers - Buhl's Cooper Felton and Shelley's Keifer Higham and Jason Hathaway - hold a share of the lead at 2-over 74.
McCall-Donnelly (428) is one stroke behind leader Aberdeen (427) at Circling Raven Golf Club in Worley.
Castleford's Sierra Harr has a commanding lead in the race for the individual title with her 2-under 70. Nampa Christian's Megan Castledine is second with an 89 and McCall-Donnelly's Brittany Born third with a 91.
Nampa Christian (345) posted a 15-shot lead over Valley (360) at Circling Raven.
Zak Johnson is out front for the Trojans with a 10-over 82, which puts him in a three-way tie for fourth along with Melba's Caden Cook.
Salmon's Jade Barney is the overall leader after carding a 3-over 75.