RANKING · Q2 2026

Highest net interest margin in Minnesota

169 of 225 banks in Minnesota that filed for the quarter ended June 30, 2026 are ranked. At least $100 million in total assets. Institutions with equal values share a rank. Source: FDIC quarterly financial data.

Highest net interest margin in Minnesota, Q2 2026
Rank	Institution	Headquarters	Net interest margin	Total assets
1	Scale Bank	Edina, MN	7.89%	$627 million
2	Northwestern Bank N.A.	Dilworth, MN	6.70%	$165 million
3	Stearns Bank N.A.	Saint Cloud, MN	6.13%	$3.3 billion
4	Grand Rapids State Bank	Grand Rapids, MN	5.46%	$261 million
5	Minnesota Lakes Bank	Delano, MN	5.42%	$130 million
6	Mid-Central National Bank	Wadena, MN	5.26%	$117 million
7	Keen Bank N.A.	Waseca, MN	5.20%	$201 million
8	Ultima Bank Minnesota	Winger, MN	5.15%	$334 million
9	Northview Bank	Sandstone, MN	5.14%	$470 million
10	Star Bank	Maple Lake, MN	5.08%	$446 million
11	Farmers and Merchants State Bank of Pierz	Pierz, MN	5.04%	$336 million
12	Woodland Bank	Deer River, MN	4.96%	$177 million
13	Red River State Bank	Halstad, MN	4.96%	$110 million
14	Sherburne State Bank	Becker, MN	4.82%	$351 million
15	Farmers State Bank of Underwood	Underwood, MN	4.81%	$114 million
16	First State Bank Minnesota	Le Roy, MN	4.81%	$106 million
17	First State Bank of Le Center	Le Center, MN	4.80%	$110 million
18	Security State Bank of Hibbing	Hibbing, MN	4.75%	$152 million
19	Falcon National Bank	Foley, MN	4.74%	$872 million
20	Northern State Bank of Virginia	Virginia, MN	4.74%	$102 million
21	The First National Bank of Moose Lake	Moose Lake, MN	4.72%	$134 million
22	The First National Bank of Milaca	Milaca, MN	4.70%	$293 million
23	Security State Bank of Marine	Marine on St. Cr, MN	4.69%	$233 million
24	Security Bank Minnesota	Albert Lea, MN	4.67%	$145 million
25	Arcadian Bank	Hartland, MN	4.65%	$242 million
26	Granite Bank	Cold Spring, MN	4.64%	$353 million
27	Global Innovations Bank	Kiester, MN	4.62%	$120 million
28	First National Bank North	Walker, MN	4.60%	$864 million
29	Lake Region Bank	New London, MN	4.59%	$153 million
30	Produce State Bank	Hollandale, MN	4.58%	$107 million
31	North Shore Bank of Commerce	Duluth, MN	4.58%	$599 million
32	Eagle Rock Bank	Rochester, MN	4.58%	$508 million
33	Security Bank USA	Bemidji, MN	4.57%	$264 million
34	Premier Bank Minnesota	Hastings, MN	4.55%	$691 million
35	Minnesota National Bank	Sauk Centre, MN	4.53%	$298 million
36	Freeport State Bank	Freeport, MN	4.50%	$165 million
37	Citizens State Bank Norwood Young America	Norwood Young Am, MN	4.48%	$141 million
38	Wadena State Bank	Wadena, MN	4.47%	$207 million
39	Ameriprise Bank FSB	Minneapolis, MN	4.47%	$25.5 billion
40	New Market Bank	Elko New Market, MN	4.47%	$196 million
41	Pine Country Bank	Little Falls, MN	4.45%	$380 million
42	The Citizens National Bank of Park Rapids	Park Rapids, MN	4.44%	$397 million
43	Frandsen Bank & Trust	Lonsdale, MN	4.44%	$3.7 billion
44	Eagle Bank	Glenwood, MN	4.43%	$227 million
45	Kensington Bank	Kensington, MN	4.42%	$447 million
46	Gateway Bank	Mendota Heights, MN	4.41%	$320 million
47	Premier Bank	Maplewood, MN	4.40%	$1.2 billion
48	Lake Elmo Bank	Lake Elmo, MN	4.39%	$530 million
49	Bankcherokee	Saint Paul, MN	4.38%	$402 million
50	Minnwest Bank	Redwood Falls, MN	4.38%	$2.9 billion
51	Midwest Bank	Detroit Lakes, MN	4.38%	$985 million
52	Bankwest	Rockford, MN	4.37%	$240 million
53	Community Resource Bank	Northfield, MN	4.36%	$556 million
54	Entrebank	Bloomington, MN	4.34%	$527 million
55	Prairie Sun Bank	Milan, MN	4.34%	$107 million
56	Lakeview Bank	Lakeville, MN	4.34%	$218 million
57	Pioneer Bank	Mapleton, MN	4.33%	$884 million
58	First Farmers & Merchants National Bank	Fairmont, MN	4.33%	$140 million
59	Security State Bank of Wanamingo, Incorporated	Wanamingo, MN	4.32%	$113 million
60	Prinsbank	Prinsburg, MN	4.30%	$308 million
61	Hometown Bank	Carver, MN	4.30%	$692 million
62	Americana Community Bank	Sleepy Eye, MN	4.30%	$180 million
63	First National Bank Minnesota	Saint Peter, MN	4.30%	$438 million
64	Platinum Bank	Oakdale, MN	4.30%	$739 million
65	Lake Central Bank	Annandale, MN	4.29%	$291 million
66	Grand Marais State Bank	Grand Marais, MN	4.27%	$207 million
67	Viking Bank N.A.	Alexandria, MN	4.27%	$330 million
68	First Farmers & Merchants Bank	Cannon Falls, MN	4.27%	$486 million
69	Western National Bank	Duluth, MN	4.25%	$136 million
70	American National Bank of Minnesota	Baxter, MN	4.24%	$473 million
71	Farmers & Merchants State Bank of Springfield	Springfield, MN	4.23%	$140 million
72	First Southeast Bank	Harmony, MN	4.22%	$158 million
73	Deerwood Bank	Waite Park, MN	4.22%	$1.5 billion
74	First Resource Bank	Lino Lakes, MN	4.21%	$1.1 billion
75	United Prairie Bank	Mountain Lake, MN	4.20%	$939 million
76	The State Bank of Faribault	Faribault, MN	4.19%	$329 million
77	Northeast Bank	Minneapolis, MN	4.16%	$837 million
78	Northwoods Bank of Minnesota	Park Rapids, MN	4.15%	$141 million
79	Union Bank and Trust Company	Minneapolis, MN	4.14%	$253 million
80	First Farmers & Merchants National Bank	Luverne, MN	4.14%	$243 million
81	The First National Bank of Henning	Ottertail, MN	4.13%	$423 million
82	First National Bank	Bagley, MN	4.11%	$129 million
83	Key Community Bank	Inver Grove Heig, MN	4.10%	$121 million
84	Sentry Bank	Saint Joseph, MN	4.10%	$415 million
85	Community First Bank	Menahga, MN	4.09%	$126 million
86	Citizens Independent Bank	Saint Louis Park, MN	4.08%	$314 million
87	First State Bank of Bigfork	Bigfork, MN	4.03%	$117 million
88	Highland Bank	Saint Paul, MN	4.02%	$776 million
89	Security State Bank of Aitkin	Aitkin, MN	4.01%	$114 million
90	Reliance Bank	Faribault, MN	4.01%	$334 million
91	Glenwood State Bank (Incorporated)	Glenwood, MN	4.01%	$545 million
92	Heritage Bank N.A.	Spicer, MN	4.00%	$361 million
93	Center National Bank	Litchfield, MN	4.00%	$243 million
94	United Farmers State Bank	Adams, MN	3.99%	$234 million
95	Cornerstone State Bank	Montgomery, MN	3.99%	$247 million
96	Heritage Bank Minnesota	West Concord, MN	3.99%	$121 million
97	Bankvista	Sartell, MN	3.97%	$651 million
98	The First National Bank of Cokato	Cokato, MN	3.96%	$138 million
99	First Independent Bank	Russell, MN	3.95%	$632 million
100	Home State Bank	Litchfield, MN	3.94%	$219 million

Rankings sort one published measure; they are not an overall judgment of any institution. Methodology · All rankings