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First Security Bank

First Security Bank
Online Banking Access
FDIC-Insured - Backed by the full faith and credit of the U.S. Government

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Freedom to shred.

I've found a bank that keeps pace
with my financial momentum.
Find your rhythm. Join us.

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Smart Kids. Smart Money.

Earn $3 for every 'A' you score on your report card.
You'll need a checking account at First Security Bank.
Learn More. Earn More.


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Welcome, Homeowner.

Yes, you. Together with NeighborWorks® HomeStretch, we're making
affordable homeownership a reality for hardworking Montanans.
Speak with a lender today.

Here for Life. 

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Find a home loan solution designed for you.

Trusted local lenders to help you finance your dream.
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Personal loan solutions designed for life.

Find lending options to suit every next adventure. 
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Get Totally Free Checking 

Say goodbye to those pesky fees. 
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Financial Calculators

Tools to help you better understand your finances.

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Fraud Protection

 Learn how to protect yourself from fraud with good habits.
 

calendar iconHoliday Schedule

While we try to be open as much as possible, we do close a few days out of the year.

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Financial Foundations for Adults

Employment Opportunities

Donation request form

With branches in Missoula, Hamilton, Corvallis, Stevensville, Thompson Fall and Plains, First Security Bank proudly serves MIssoula, Sanders and Ravalli Counties.