Relaxed young man with a cup of coffee, checking his Gate City Bank app while enjoying a beautiful sunrise in Bismarck, ND

Bismarck + Mandan.
Bright Horizons.

So much heritage. So much heart. Come see why we’ve been proud and honored to be part of the historic communities of Bismarck and Mandan, ND, since 1981.

Oh Hello, Neighbor!

Stop by any of our convenient locations in Bismarck and Mandan. We’d love to give you a warm welcome!

Exterior view of the North Dakota Heritage Center and State Museum at sunset in Bismarck, ND

“I love this bank! Free gift when you open a checking account. Fresh cookies with coffee. Free ATMs. Very nice and helpful staff.”

– Kevin E., Bismarck, ND

Laughing family poses for a photo in front of a distressed brick wall in downtown Bismarck, North Dakota

Come see how we’re investing in Bismarck, Mandan and beyond.

See News Stories

701 by the Numbers.

Bismarck-Mandan Locations
Best Bank in Bismarck and Best Large Company to Work For
Years in
and Counting
Collage of Gate City Bank local school debit cards, featuring the U of Mary, Bismarck High School and Mandan High School.

Let's Go, Bismarck and Mandan!

Cheer on your home team with your debit card! We’ll donate $10 to your local school of choice: Bismarck State College, Legacy High School, Bismarck High School, Martin Luther School, Shiloh Christian High School, University of Mary, United Tribes Technical College or Mandan High School.

Order My Card

Community Partnerships We Love.

Mission of Mercy North Dakota logo with a friendly dentist helping a patient in Bismarck, ND

Free Dental Care Clinic

Learn how we’ve partnered with Mission of Mercy to bring dental care to low-income patients in need – sponsoring free dental clinics in Bismarck, ND, and Moorhead, MN.

Military dad hugs children in their new home purchased with a VA loan from Gate City Bank

VA Loans & Military Banking

At Gate City Bank, we’re proud to serve our nation’s finest. Learn about our long history of honoring service members and their loved ones through VA loans, veteran charities and military support.

Giggling girl surrounded by red heart-shaped confetti, celebrating Giving Hearts Day in Fargo, ND

Giving Hearts Day

Since 2014, we’ve been honored to partner with Dakota Medical Foundation – donating countless volunteer hours and dollars to benefit local charities across North Dakota and Minnesota.

laughing newlyweds making house repairs and renovations, thanks to a Gate City Bank home improvement loan

Strong Neighborhoods.
Stronger Communities.

Thinking about making home repairs or improvements? Explore our low-interest loans just for homeowners in your city, designed to help preserve the beauty of older neighborhoods.

Learn More