2021 Big Sky Conference men's basketball tournament

The 2021 Big Sky Conference men's basketball tournament was the postseason tournament for the Big Sky Conference, held March 10–13 at Idaho Central Arena in Boise, Idaho. It was the 46th edition of the tournament, which debuted in 1976.

2021 Big Sky Conference men's basketball tournament
Classification	Division I
Season	2020–21
Teams	11
Site	Idaho Central Arena Boise, Idaho
Champions	Eastern Washington (3rd title)
Winning coach	Shantay Legans (1st title)
MVP	Tanner Groves (Eastern Washington)
Television	Pluto TV, ESPNU (final)
Big Sky Conference men's basketball tournaments

2020–21 Big Sky men's basketball standings

	Conf							Overall
Team	W		L		PCT			W		L		PCT
Southern Utah	12	–	2		.857			20	–	4		.833
Weber State	12	–	3		.800			17	–	6		.739
Eastern Washington†	12	–	3		.800			16	–	8		.667
Montana State	8	–	6		.571			13	–	10		.565
Idaho State	8	–	6		.571			13	–	11		.542
Montana	7	–	9		.438			15	–	13		.536
Northern Colorado	6	–	8		.429			11	–	11		.500
Portland State	6	–	8		.429			9	–	13		.409
Sacramento State	5	–	9		.357			8	–	12		.400
Northern Arizona	4	–	10		.286			6	–	16		.273
Idaho	1	–	17		.056			1	–	21		.045
† Conference tournament winner

Seeds

The eleven teams were seeded by conference record, with a tiebreaker system for identical conference records. The top five teams received a first-round bye.

Seed	School	Record	Tiebreaker 1
1	Southern Utah	12–2
2	Eastern Washington	12–3	2–0 vs. Montana
3	Weber State	12–3	1–1 vs. Montana
4	Idaho State	8–6	1–1 vs. E. Washington
5	Montana State	8–6	0–2 vs. E. Washington
6	Montana	7–9
7	Portland State	6–8	1–1 vs. Weber State
8	Northern Colorado	6–8	0–1 vs. Weber State
9	Sacramento State	5–9
10	Northern Arizona	4–10
11	Idaho	1–17

Schedule

Session	Game	Time	Matchup	Score	Television	Attendance
First round – Wednesday, March 10
1	1	9:30 am	No. 8 Northern Colorado vs. No. 9 Sacramento State	90–83	Pluto TV 1050
	2	12:00 pm	No. 7 Portland State vs. No. 10 Northern Arizona	66–77
	3	2:30 pm	No. 6 Montana vs. No. 11 Idaho	69–64
Quarterfinals – Thursday, March 11
2	4	12:00 pm	No. 1 Southern Utah vs. No. 8 Northern Colorado	91–83	Pluto TV 1050
	5	2:30 pm	No. 4 Idaho State vs. No. 5 Montana State	63–71
3	6	5:30 pm	No. 2 Eastern Washington vs. No. 10 Northern Arizona	66–60
	7	8:00 pm	No. 3 Weber State vs. No. 6 Montana	75–80
Semifinals – Friday, March 12
4	8	5:30 pm	No. 1 Southern Utah vs. No. 5 Montana State	77–80OT	Pluto TV 1050
	9	8:00 pm	No. 2 Eastern Washington vs. No. 6 Montana	78–50
Championship game – Saturday, March 13
5	10	6:00 pm	No. 2 Eastern Washington vs. No. 5 Montana State	65–55	ESPNU
Game times in MT. Rankings denote tournament seeding.

Bracket

	First round Wednesday, March 10					Quarterfinals Thursday, March 11					Semifinals Friday, March 12					Championship Saturday, March 13
						1	Southern Utah	91
						8	Northern Colorado	83
	8	Northern Colorado	90
	9	Sacramento State	83
											1	Southern Utah	77
											5	Montana State	80*
						4	Idaho State	63
						5	Montana State	71
																5	Montana State	55
																2	Eastern Washington	65
						2	Eastern Washington	66
						10	Northern Arizona	60
	7	Portland State	66
	10	Northern Arizona	77
											2	Eastern Washington	78
											6	Montana	50
						3	Weber State	75
						6	Montana	80
	6	Montana	69
	11	Idaho	64