Security National Bank of South Dakota 3 branches across 1 state · $189.7M deposits

About the institution. Security National Bank of South Dakota is identified by FDIC certificate number 34394. The headquarters address shown (325 Dakota Dunes Blvd, Dakota Dunes, South Dakota) is the branch with the lowest internal unique number — typically the institution's main office. For multi-state institutions, this is its legal HQ, which may differ from the corporate brand's perceived home (e.g., several brands consolidate to a Delaware or Ohio charter).