Longest Rivers in Minnesota

This is a listing of the longest rivers in Minnesota. The river lengths shown here are the lengths of each river within the borders of Minnesota. For example, the Mississippi River is actually 2,350 miles long (from Lake Itasca, Minnesota to the Gulf of Mexico) yet only 681.3 miles of it flows within the borders of Minnesota.

Rank	River	Length (miles)
1	Mississippi River	681.3
2	Red River	457.1
3	Minnesota River	370.6
4	Rainy River	292.1
5	Red Lake River	252.8
6	Bigfork River	220.7
7	St. Louis River	197.1
8	Otter Tail River	195.7
9	North Fork Crow River	178.3
10	Wild Rice River	173.5
11	Rum River	168.7
12	Littlefork River	162.8
13	Chippewa River	159.0
14	Clearwater River	149.1
15	Cottonwood River	145.1
16	Root River	142.8
17	Buffalo River	133.4
18	Pomme de Terre River	129.4
19	St. Croix River	129.2
20	Des Moines River	127.4
21	Redwood River	125.8
22	Long Prairie River	121.7
23	Cannon River	120.6
24	Sauk River	119.3
25	Crow Wing River	118.7
26	Roseau River	116.6
27	Lac qui Parle River	113.9
28	Zumbro River	112.6
29	Blue Earth River	112.3
30	South Fork Crow River	111.6
31	Watonwan River	110.4
32	Le Sueur River	101.9
33	Snake River (St. Croix Basin)	101.4
34	Cloquet River	99.8
35	Sand Hill River	98.6
36	Rock River	88.9
37	Snake River (Red River Basin)	83.6
38	Kettle River	81.9
39	Two Rivers River	74.7
40	Pine River	73.8
41	Mustinka River	71.5
42	Thief River	71.0
43	Rapid River	70.1
44	Redeye River	62.7
45	Tamarac River	57.6
46	Cedar River	52.4
47	Leech Lake River	51.0
48	Upper Iowa River	50.4
49	Vermilion River	48.8
50	Marsh River	48.6
51	Grand Marais River	43.9
52	Nemadji River	32.8

Source: MN Department of Natural Resources.