Billings, MT

Billings, MT holds $7.9 billion in deposits across 13 insured institutions and 53 branches, ranking #179 of 293 U.S. markets by economic output. First Interstate Bank is the largest deposit holder at 26.9% share. The top three institutions hold 59.4% of deposits, which places the market in the moderate band. Deposits have grown 30% since 2020 with the branch count unchanged.

Deposit trend

Branches: 53 in 2020 to 53 in 2025. Institutions: 12 to 13. Top-three share: 59.0% to 59.4%. Deposits per branch: $150M.

Leading institutions by deposits

Institution	Deposits	Share	Branches	5‑yr
First Interstate Bank	2.1B	26.9%	12	+37%
U.S. Bank	1.4B	17.7%	4	+23%
Stockman Bank of Montana	1.2B	14.8%	6	+31%
Wells Fargo Bank	1.0B	12.6%	4	+24%
Glacier Bank	0.9B	11.2%	7	+24%
The Yellowstone Bank	0.8B	10.3%	7	+42%
Bank of Bridger	0.2B	2.1%	3	+20%
Opportunity Bank of Montana	0.1B	1.4%	3	+149%
Little Horn State Bank	0.1B	1.1%	1	+113%
Bravera Bank	0.1B	0.8%	2	new since 2020

The 10 largest of 13 insured institutions with a branch presence, as of June 30, 2025. Five-year change compares the same institution's deposits in 2020 and 2025; an acquirer absorbs the balances of banks it bought.

Counties in this market

County	State	GDP	Population	Share of GDP	Share of deposits
Yellowstone County	Montana	$10,777M	172,692	92.1%	93.4%
Stillwater County	Montana	$504M	9,445	4.3%	3.2%
Carbon County	Montana	$417M	11,466	3.6%	3.4%