Frontier Bank
Headquartered in Sioux Falls, SD. Part of Rock Rivers Bancorp. FDIC certificate #33922 · Federal Reserve RSSD 2218443.
Total assets
$345M
Deposits
$315M
Q1 2026
Active branches
5
Closings since Jan 2020
0
0 openings since Jan 2020
Financial snapshot — Q1 2026
All quarters →Net income (quarter)
$300K
Return on assets
0.35%
Return on equity
5.23%
Noncurrent loan rate
0.00%
Deposits by year (Summary of Deposits)
02019
02020
02021
02022
02023
02024
02025
Values in $ billions, June 30 of each year.
Branches by state
All figures transcribed from FDIC BankFind Suite records: structure-change history, quarterly financial reports and the annual Summary of Deposits · bank site: www.frontierbank.com.