Planned Maintenance: AB&T has a planned maintenance scheduled for Friday, November 15, from 9:00 PM until 11:59 PM. During this time our online and mobile banking features may be intermittently unavailable. We apologize for any inconvenience this may cause.

Earn $250

Earn $250 when you open a new checking account with a direct deposit. Click ‘Learn More’ below to see more details and eligibility requirements.

4.15% APY CD for 12 Months

Unlock the opportunity to pay yourself first with our new CD that pays your accrued interest into your AB&T checking account, giving you immediate access to your gains.

4.40% APY CD or IRA-CD for 7 Months

Earn 4.40% APY for 7 Months with our Classic CD or IRA-CD

Tap & Win $500

American Bank & Trust is giving you the chance to win $500 every month just by using your AB&T Debit Card! Every time you make a purchase with your AB&T Debit Card, you’re automatically entered into the monthly drawing.

Special Promotions

View all our on-going promotions at AB&T. From new checking account openings, business accounts, and a special mortgage promotion, you’ll find something no matter your needs.




Business Checking

Find the account that fits your business’s needs.  Wide range of features and benefits!

Open an Account

Getting a checking or savings account is only a click away.  Provide a few details and we’ll get your account started.

Apply for a Mortgage

Let our local lending experts find the best loan option for your needs and budget.

Latest News

American Bank & Trust Invests in Future Leaders

American Bank & Trust Invests in Future Leaders

In a continuing effort to retain our best and brightest students, American Bank & Trust and the South Dakota Bankers Foundation are providing scholarships to 15 graduating high school seniors from eastern South Dakota.  This year’s recipients of the $500...

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Frequently Asked Questions from Home Buyers

Frequently Asked Questions from Home Buyers

In most cases, a home is the biggest purchase of a person’s life. So, it’s always good to ask questions. American Bank & Trust has worked with buyers and realtors alike on the process.And we invited Kate Patrick of 605 Real Estate to share her experience and...

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Tips on the Best Time to Buy a Home

Tips on the Best Time to Buy a Home

For every person that’s ever bought a home, there are another ten people that tell you how or when you should do it. There is no perfect answer on when, but American Bank & Trust mortgage bankers study the housing market. So we can help you with a few insights on...

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