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Size · Wyoming

Largest US Banks by Assets in Wyoming

Ranked among banks headquartered in Wyoming. Re-ranked 1-26 within the state from the same national ranking population.

#1 US Banks by Assets: PINNACLE BANK - WYOMING — $1.27B . The largest US bank by total assets is the bank at the top of this list, updated quarterly from FFIEC call report filings.

Ranked: 26 banks with reported data Showing: Top 26 Source: FFIEC call reports (Q1 2026)
# Bank HQ Value
1 Pinnacle Bank - Wyoming Cody , WY $1.27B
2 Hilltop National Bank Casper , WY $1.14B
3 Converse County Bank, the Douglas , WY $1.09B
4 First Northern Bank of Wyoming Buffalo , WY $946.6M
5 Platte Valley Bank Torrington , WY $803.6M
6 First Federal Bank & Trust Sheridan , WY $632.5M
7 First National Bank of Gillette Gillette , WY $626.2M
8 Jonah Bank of Wyoming Casper , WY $568.5M
9 Security State Bank Basin , WY $430.8M
10 Bank of Star Valley, the Afton , WY $404.5M
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11 Big Horn Federal Savings Bank Greybull , WY $402.1M
12 Rsnb Bank Rock Springs , WY $389.5M
13 Wyoming Bank & Trust Cheyenne , WY $318.3M
14 Rnb State Bank Rawlins , WY $286.9M
15 Sundance State Bank Sundance , WY $283.6M
16 Wyoming Community Bank Riverton , WY $256.9M
17 Tanager Bank Jackson , WY $216.9M
18 Bank of Commerce Rawlins , WY $213.9M
19 Buffalo Federal Bank Buffalo , WY $210.3M
20 Central Bank and Trust Lander , WY $207.0M
21 State Bank Green River , WY $112.2M
22 Summit National Bank Hulett , WY $70.7M
23 Cowboy State Bank Ranchester , WY $52.0M
24 Bank of Jackson Hole Trust Jackson , WY $38.9M
25 Farmers State Bank Pine Bluffs , WY $35.5M
26 Cheyenne State Bank Cheyenne , WY $28.6M

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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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