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Profitability · Arizona

Most Efficient US Banks (Lowest Efficiency Ratio) in Arizona

Ranked among banks headquartered in Arizona. Re-ranked 1-13 within the state from the same national ranking population.

#1 US Banks (Lowest Efficiency Ratio): GATEWAY COMMERCIAL BANK — 45.30% . The efficiency ratio measures non-interest operating expense against net revenue — a lower ratio means the bank converts more of each revenue dollar into pre-tax income.

Ranked: 13 banks with reported data Showing: Top 13 Source: FFIEC call reports (Q1 2026) What is this metric? See the Most Efficient US … glossary entry Go deeper: What Is the Bank Efficiency Ratio? Formula, Benchmarks, and What Moves It
# Bank HQ Most Efficient US … Total Assets
1 Gateway Commercial Bank Mesa , AZ 45.30% $246.6M
2 1st Bank Yuma Yuma , AZ 54.97% $553.4M
3 Republic Bank of Arizona Phoenix , AZ 56.17% $284.2M
4 Western Alliance Bank Phoenix , AZ 58.45% $98.77B
5 Bnc National Bank Glendale , AZ 62.60% $1.06B
6 Southwest Heritage Bank Scottsdale , AZ 68.21% $915.2M
7 Usaa Federal Savings Bank Phoenix , AZ 69.24% $109.67B
8 Mission Bank Kingman , AZ 78.38% $182.2M
9 Goldwater Bank, N.A. Phoenix , AZ 83.69% $525.1M
10 Zenith Bank & Trust Scottsdale , AZ 91.92% $122.6M
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11 Scottsdale Community Bank Scottsdale , AZ 93.26% $117.2M
12 Gainey Business Bank Scottsdale , AZ 106.91% $102.8M
13 Integro Bank Phoenix , AZ 111.59% $188.6M

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All data sourced from the most recent FFIEC call report filings, refreshed each quarter as new filings are processed. This leaderboard excludes banks with total assets under $100,000K to filter out anomalous micro-bank ratios. See /data-updates/ for the current data freshness window.

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