Security First Bank
Security First Bank is a Nebraska-chartered, privately-held community bank with 36 branch locations and 14 insurance offices throughout Nebraska and southwest South Dakota.
Last updated September 2, 2026
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Overview
Security First Bank is a Nebraska-chartered, privately-held community bank with 36 branch locations and 14 insurance offices throughout Nebraska and southwest South Dakota. It provides community banking services from rural farm and ranch towns to hub cities like Lincoln and Rapid City. The bank traces its origins to 1898 when nine ranchers started Stockmens National Bank of Rushville, Nebraska, which later became Security First Bank. It employs over 300 people and offers a range of banking and insurance products.
History
Security First Bank traces its origins to 1898 when nine ranchers in northwestern Nebraska started Stockmens National Bank of Rushville, Nebraska. Fast-forward 128 years, Stockmens National Bank – now known as Security First Bank – has grown to encompass 36 bank branch locations, 14 insurance offices, and employs over 300 people throughout Nebraska and southwest South Dakota.
Products and positioning
Product categories. Checking Accounts · Insurance · Home Loans · Credit Cards · Business Banking · Teen Banking Services
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