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Banks in Sioux City, IA Current FDIC-insured banks headquartered in the Sioux City, IA metropolitan area
Data as of Q2 2026 call reports. Banks that no longer file, such as acquired banks, are not listed.
Every FDIC-insured bank with headquarters in the Sioux City, IA metro area that still files, with the most recent quarterly call report data: total assets, deposits, capital ratios, asset quality, and profitability. The full metro area covered is Sioux City, IA-NE-SD.
Looking for branch locations rather than headquarters? See every bank with a branch in Sioux City, IA .
The Sioux City, IA metro area is home to 8 FDIC-insured banks, holding $6.01B in combined assets and $4.72B in deposits. The largest is The Security National Bank of Sioux City, Iowa ($1.69B), about 28% of the group's total banking assets, followed by First Savings Bank and 1st Financial Bank USA. Across these banks, the median return on assets is 1.65% and the median CET1 capital ratio is 22.34%.
All banks in Sioux City, IA 8 institutions with the latest quarterly call report metrics: capital, profitability, and asset quality.
Ratio shading vs. typical bank ranges:
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Banks in the Sioux City, IA metro area, with total assets, ROA, net interest margin, efficiency ratio, CET1, NPL ratio, and Texas ratio. Bank City Assets ROA NIM Eff. CET1 NPL Texas The Security National Bank of Sioux City, Iowa Sioux City, IA $1.69B 1.81% 3.52% 52.1% — 0.26% 1.4% First Savings Bank Beresford, SD $1.59B 2.59% 7.86% 41.3% 23.63% 0.90% 2.9% 1st Financial Bank USA Dakota Dunes, SD $1.40B 0.91% 9.23% 73.5% 21.06% 1.51% 6.6% Liberty National Bank Sioux City, IA $624.4M 1.21% 3.90% 55.2% 11.80% 0.00% 0.0% Pioneer Bank Sergeant Bluff, IA $282.8M 1.73% 3.81% 49.9% — 0.09% 0.6% Security National Bank of South Dakota Dakota Dunes, SD $251.5M 2.40% 3.15% 43.8% — 0.00% 0.0% Siouxland Bank South Sioux City, NE $88.3M 1.57% 3.60% 40.1% 41.30% 0.00% 0.0% Sloan State Bank Sloan, IA $78.9M 1.51% 3.22% 50.0% — 4.28% 20.2%
Definitions: return on assets (ROA) , net interest margin (NIM) , efficiency ratio (Eff.) , CET1 capital ratio , nonperforming loan ratio (NPL) and Texas ratio . A blank or NM value sorts last.
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