US Bank Directory

Banks in Montana

35 FDIC-insured banks are headquartered in Montana, with 374 branch offices across the state.
Source: FDIC BankFind Suite, data as of June 30, 2026, fetched September 5, 2026
Banks headquartered here
35
Combined assets
$78.08 billion
Branches in MT
374
Most branches
Billings 42

Cities with the most branches

Branch counts from the FDIC. Open a city for every bank, address, phone and the hours it publishes.

Billings42 Missoula29 Bozeman28 Helena23 Kalispell23 Great Falls18 Butte9 Hamilton9 Whitefish6 Miles City5 Polson5 Lewistown5 Livingston5 Havre4 Laurel4 Belgrade4 Conrad4 Glasgow4 Plentywood4 Sidney4 Stevensville4 Deer Lodge3 Big Timber3 Columbia Falls3 Malta3 Manhattan3 Ronan3 Anaconda3 Bigfork3 Dillon3 Eureka3 Plains3 Three Forks3 Ennis2 Hardin2 Lolo2 Shelby2 Absarokee2 Big Sky2 Choteau2
All 115 cities and towns with bank offices in Montana

All banks headquartered in Montana, by total assets

Bank Headquarters Total assets Offices
Glacier Bank Kalispell $31.58 billion 261
First Interstate Bank Billings $25.79 billion 274
Stockman Bank of Montana Miles City $7.75 billion 47
Opportunity Bank of Montana Helena $2.12 billion 30
Independence Bank Havre $1.39 billion 10
The Yellowstone Bank Laurel $1.34 billion 10
TrailWest Bank Lolo $1.11 billion 15
Bank of Bridger, National Association Bridger $802.73 million 12
Farmers State Bank Victor $790.33 million 11
American Bank Bozeman $630.35 million 6
First Montana Bank, Inc. Missoula $530.27 million 10
Little Horn State Bank Hardin $412.56 million 3
Bank of Montana Missoula $308.60 million 1
Three Rivers Bank of Montana Kalispell $293.09 million 3
Manhattan Bank Manhattan $287.06 million 4
Bank of The Rockies Helena $277.45 million 7
Madison Valley Bank Ennis $263.70 million 5
Valley Bank of Kalispell Kalispell $218.12 million 3
Valley Bank of Ronan Ronan $218.06 million 7
The First State Bank of Malta Malta $189.67 million 1
Eagle Bank Polson $179.51 million 1
The First State Bank of Shelby Shelby $175.64 million 1
First State Bank of Forsyth Forsyth $165.55 million 1
The Bank of Baker Baker $160.90 million 1
Freedom Bank Columbia Falls $157.27 million 1
Citizens Bank & Trust Company Big Timber $155.40 million 2
Pioneer State Bank Deer Lodge $133.55 million 2
Bank of Bozeman Bozeman $108.43 million 1
Garfield County Bank Jordan $108 million 2
Ascent Bank Helena $104.06 million 2
First Security Bank of Roundup Roundup $94.53 million 1
Belt Valley Bank Belt $89.92 million 1
First Security Bank of Deer Lodge Deer Lodge $81.09 million 1
Peoples Bank of Deer Lodge Deer Lodge $50.79 million 1
Davidson Trust Co. Great Falls $13.21 million 14