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Dakota Dunes Branch

325 Dakota Dunes Blvd., North Sioux City, SD

Business Hours


Monday-Friday | 9A-5P
Saturday | 9A-12P


Monday-Friday | 8:30A-5:30P
Saturday | 9A-12P

If you're a Dakota Dunes resident or business owner, Security National Bank's Dakota Dunes Branch is in the perfect location to accommodate your financial needs. This full-service bank is located just off of I-29 Exit 1, right on the boulevard near the Dakota Dunes medical community, Dunes Family Pharmacy, and Cup of Joy. The Dakota Dunes Branch staff prides themselves on providing outstanding customer service to elevate your banking experience whether you're coming in for a checking or savings account, consumer or business loans, mortgage loans, or Wealth Management Services.

Your Branch Team

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