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Size · Montana

Largest US Banks by Deposits in Montana

Ranked among banks headquartered in Montana. Re-ranked 1-37 within the state from the same national ranking population.

#1 US Banks by Deposits: GLACIER BANK — $24.94B . Total deposits across all FDIC-insured banks exceed $20 trillion. The largest US bank by deposits leads this list.

Ranked: 37 banks with reported data Showing: Top 37 Source: FFIEC call reports (Q1 2026)
# Bank HQ Value Total Assets
1 Glacier Bank Kalispell , MT $24.94B $31.72B
2 First Interstate Bank Billings , MT $22.20B $26.36B
3 Stockman Bank of Montana Miles City , MT $6.32B $7.68B
4 Opportunity Bank of Montana Helena , MT $1.80B $2.09B
5 Independence Bank Havre , MT $1.19B $1.37B
6 Yellowstone Bank, the Laurel , MT $1.13B $1.34B
7 Trailwest Bank Lolo , MT $845.6M $1.09B
8 Bank of Bridger, N.A. Bridger , MT $720.4M $791.9M
9 Farmers State Bank Victor , MT $669.2M $784.8M
10 American Bank Bozeman , MT $543.3M $608.5M
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11 First Montana Bank, INC. Missoula , MT $425.9M $536.3M
12 Little Horn State Bank Hardin , MT $341.3M $405.8M
13 Bank of Montana Missoula , MT $318.9M $349.3M
14 Three Rivers Bank of Montana Kalispell , MT $272.1M $306.1M
15 Madison Valley Bank Ennis , MT $258.4M $282.4M
16 Manhattan Bank Manhattan , MT $246.0M $279.5M
17 Bank of the Rockies Helena , MT $232.0M $261.0M
18 Valley Bank of Kalispell Kalispell , MT $192.1M $210.8M
19 Valley Bank of Ronan Ronan , MT $189.8M $209.9M
20 First State Bank of Malta, the Malta , MT $169.4M $193.4M
21 Eagle Bank Polson , MT $156.1M $177.9M
22 Bank of Baker, the Baker , MT $146.0M $165.1M
23 First State Bank of Forsyth Forsyth , MT $145.9M $167.8M
24 First State Bank of Shelby, the Shelby , MT $142.4M $169.0M
25 Citizens Bank & Trust Company Big Timber , MT $130.7M $158.3M
26 Freedom Bank Columbia Falls , MT $129.2M $147.0M
27 Bank of Bozeman Bozeman , MT $98.2M $110.7M
28 Pioneer State Bank Deer Lodge , MT $95.2M $122.0M
29 Ascent Bank Helena , MT $92.5M $104.1M
30 Garfield County Bank Jordan , MT $82.1M $99.3M
31 First Security Bank of Roundup Roundup , MT $80.6M $92.9M
32 First Security Bank of Deer Lodge Deer Lodge , MT $76.7M $85.3M
33 Belt Valley Bank Belt , MT $75.2M $90.2M
34 First Citizens Bank of Butte Butte , MT $49.2M $69.9M
35 Peoples Bank of Deer Lodge Deer Lodge , MT $45.0M $49.9M
36 Stockmens Bank Cascade , MT $40.2M $43.7M
37 Davidson Trust CO. Great Falls , MT $500K $12.2M

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All data sourced from the most recent FFIEC call report filings, refreshed each quarter as new filings are processed. See /data-updates/ for the current data freshness window.

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