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Westamerica Bank

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San Rafael, CA $1B to $10B in assets Est. February 24, 1884 FDIC #3430 RSSD #697763 Routing #121140218 Federal Reserve

Data as of · sourced from FFIEC call reports. How we update

Westamerica Bank is an FDIC-insured commercial bank headquartered in San Rafael, CA, established in 1884 (FDIC certificate 3430), and it is supervised by the Federal Reserve. At Q2 2026 it reported total assets of $5.77B, down 0.3% from Q2 2025, the 21st largest of 113 banks headquartered in California. Its CET1 capital ratio was 16.23% at Q2 2026, comfortably above the 7% level required once the capital conservation buffer is included.

Charter
Commercial bank
Regulator
Federal Reserve
Deposit insurance
FDIC
FDIC certificate
3430
Headquarters
San Rafael, CA
Established
1884
Total assets, Q2 2026
$5.77B
Assets vs Q2 2025
-0.3%
CET1 ratio, Q2 2026
16.23%
Domestic offices
75 FDIC institution directory, current count
Routing number
121140218
Latest call report
Q2 2026, FFIEC 041 · Westamerica Bank call report
Holding company
WESTAMERICA BANCORPORATION
Asset rank in state
21st of 113 in California
Assets
$5.77B
Deposits
$4.78B
Loans
$668.8M
Equity
$604.8M

Westamerica Bank, based in San Rafael, California, reported $5.8 billion in assets at June 30, 2026. It pays an average of 0.26% on its deposits and borrowings, a small fraction of the median of 2.01% for the 895 banks with $1 billion to $10 billion in assets. It also holds commercial real estate loans worth 0.6 times its capital, a small fraction of the median of 2.2 times for banks its size.

Its $72 million commercial and industrial book is improving, with 0.47% past due or on nonaccrual, down from 4.81% a year earlier. Loans and deposits moved in opposite directions: over the year loans fell 10.6% and deposits rose 0.5%. One more trend to watch: unrealized losses on its securities total $184 million, equal to 31% of Tier 1 capital, against 30% a year earlier.

As of June 30, 2026, Westamerica Bank reported a CET1 capital ratio of 16.23%, a return on assets of 1.82%, a nonperforming-loan ratio of 0.12% and a Texas ratio of 0.16%. The figures come from its call report filed with the FFIEC.

Of the 113 banks headquartered in California, Westamerica Bank is the 21st largest by total assets at Q2 2026. Quarter on quarter (Q1 2026 to Q2 2026), its total assets fell 1.0% to $5.77B, loans fell 3.9% and deposits fell 0.3%. The largest part of its loan book on June 30, 2026 was non-owner-occupied commercial real estate loans, at 49.8% of total loans, ahead of owner-occupied commercial real estate loans at 16.4%. The FDIC Summary of Deposits lists 75 offices for it, in 62 cities in CA; its San Rafael 3 offices book 7% of its branch deposits. On its Q2 2026 call report, Westamerica Bank meets every capital ratio test for well capitalized.

Headquarters Profile

Address
1108 5th Ave, San Rafael, CA 94901
County
Marin
Metro Area
San Francisco-Oakland-Fremont, CA
Charter
Commercial bank, state charter, Fed member, FRB-supervised
Primary Regulator
Federal Reserve
FDIC Region
San Francisco (Region 14)
Federal Reserve member
Yes
Federal Reserve district
District 12, San Francisco
Fiduciary (trust) powers
Full trust powers granted
Call Report form
FFIEC 041
Established
February 24, 1884
Former names
Westamerica Bank, National Association (1983-1993); The First National Bank of Mendocino County (1980-1983)
Domestic offices
75 FDIC institution directory, current count
Employees (FTE)
573
Domestic deposits
$4.78B
Allowance for credit losses
$10.8M
Net charge-offs (YTD)
$483K
Average total assets
$5.92B
Average total loans
$682.9M
Average interest-bearing deposits
$2.63B
Tax status
C corporation
Ownership
Stock
Community bank
No
FDIC-insured since
January 1, 1934
FDIC Cert
3430
Fed RSSD
697763
SEC CIK
311094 → filed by WESTAMERICA BANCORPORATION
Parent Holding Company
WESTAMERICA BANCORPORATION (RSSD 1025541) · WABC

Management

Senior officers at parent holding company, from SEC Form 3/4/5 disclosures

Name Role Title
David L Payne CEO Chairman, President & CEO
Jonas Anela Marya CFO SVP/CFO
Brian J Donohoe CIO SVP/Chief Information Officer
Mihalik Matthew John TREAS SVP/Treasurer

Profitability

Q2 annualized
Return on Assets1.82%YTD 1.80%
Return on Equity17.63%YTD 17.41%
Net Interest Margin3.76%YTD 3.73%

Balance Sheet

Total liabilities$5.16B
Cash & balances due$303.0M
Securities, available-for-sale$3.64B
Securities, held-to-maturity$807.8M
Goodwill & intangibles$121.7M

Income Statement

Net income Q2$26.9M
Net interest income YTD$104.4M
Total interest income YTD$111.1M
Total interest expense YTD$6.7M
Provision for credit losses YTD-$300K

Operating & Funding

Total noninterest income YTD$20.8M
Total noninterest expense YTD$53.2M

Ratios tagged annualized use the Q2 income alone. The UBPR and FDIC annualize the year to date instead. FDIC BankFind divides by the average of quarter-end total assets, the UBPR by RC-K average assets. The YTD margin is the UBPR's tax-equivalent figure over its own average earning assets; FDIC BankFind's margin is not tax-equivalent. How we compute these figures

Quarterly trends

Over the 12 quarters to Q2 2026, Westamerica Bank's total assets ran between $5.77B (Q2 2026) and $6.52B (Q3 2023), and it earned a profit in all 12 quarters. The line under each chart compares Q2 2026 with Q2 2025. How these charts are built

Total assets and total liabilities

$5.77B total assets against $5.79B; $5.16B total liabilities against $5.16B.

Loans and leases against deposits

$658.0M net loans and leases against $734.5M; $4.78B total deposits against $4.75B.

Securities and cash

$4.45B securities against $4.06B; $303.0M cash and balances due against $627.2M.

Interest income against interest expense

$55.6M total interest income against $57.3M; $3.4M total interest expense against $3.2M.

Net interest income

$52.2M net interest income against $54.0M.

Noninterest income against noninterest expense

$10.6M total noninterest income against $10.5M; $26.8M total noninterest expense against $25.7M.

Provision for credit losses

$0 provision for credit losses against $0.

Net income

$26.9M net income against $28.9M.

Return on assets and net interest margin

1.82% return on assets against 1.93%; 3.76% net interest margin against 3.84%.

CET1 and Tier 1 leverage ratios

16.23% CET1 capital ratio against 15.61%; 10.27% tier 1 leverage ratio against 10.43%.

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21 quarters of trends · 8 tabs · peer percentiles · watchlist alerts

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Quarterly trend: last 8 quarters

Across the 8 quarters to Q2 2026, its return on assets ran from 1.79% (Q1 2026) to 2.08% (Q3 2024) and its net interest margin ran from 3.71% (Q1 2026) to 4.11% (Q3 2024).

Quarter CET1 ROA NPL Texas NIM
Q2 2026 16.23% 1.82% 0.12% 0.16% 3.76%
Q1 2026 15.89% 1.79% 0.21% 0.29% 3.71%
Q4 2025 15.70% 1.85% 0.25% 0.35% 3.76%
Q3 2025 15.75% 1.86% 0.36% 0.51% 3.81%
Q2 2025 15.61% 1.93% 0.66% 0.96% 3.84%
Q1 2025 15.66% 2.00% 0.04% 0.05% 3.87%
Q4 2024 15.33% 2.04% 0.09% 0.15% 4.03%
Q3 2024 15.38% 2.08% 0.11% 0.17% 4.11%

Swipe the table sideways to see every column.

Branch Network

View all 75 branches → Branch count from the FDIC Summary of Deposits, June 30, 2026. The domestic office count above is the FDIC's current figure, so the two can differ.

1–25 of 75
Branch Location ZIP Deposits
Westamerica Bank (main office) San Rafael , CA 94901 $210.8M
Merced Downtown Branch Merced , CA 95340 $183.5M
Novato Branch Novato , CA 94945 $177.4M
Sonoma Branch Sonoma , CA 95476 $146.2M
Turlock Geer Road Branch Turlock , CA 95382 $144.7M
Washington Square Branch Petaluma , CA 94954 $107.5M
Walnut Creek Branch Walnut Creek , CA 94596 $105.1M
Kingsburg Branch Kingsburg , CA 93631 $95.8M
North Napa Branch Napa , CA 94558 $93.5M
Sausalito Branch Sausalito , CA 94965 $92.7M
Sebastopol Branch Sebastopol , CA 95472 $92.3M
Livingston Branch Livingston , CA 95334 $89.7M
Mchenry Branch Modesto , CA 95350 $89.4M
Santa Rosa Branch Santa Rosa , CA 95404 $87.7M
Capitol Branch Sacramento , CA 95814 $86.8M
Mariposa Branch Mariposa , CA 95338 $86.4M
Dos Palos Branch Dos Palos , CA 93620 $81.2M
Shafter Branch Shafter , CA 93263 $80.5M
Muir Station Branch Martinez , CA 94553 $77.6M
Kerman Branch Kerman , CA 93630 $72.6M
Fairfield Branch Fairfield , CA 94534 $71.2M
Ignacio Branch Novato , CA 94949 $68.9M
Lakeport Branch Lakeport , CA 95453 $68.2M
Madera Branch Madera , CA 93637 $68.2M
Merced Olive Branch Merced , CA 95348 $66.2M

Events & Regulatory History

Mergers, charter changes, enforcement actions, FDIC assistance, and (if applicable) failure events recorded against this institution. Click a year to see what else was happening across US banking that year.

Date Category Event Source
August 21, 2010 Structure Change Acquired Sonoma Valley Bank Failure, Government Assistance Provided for the acquired bank FFIEC NIC
August 21, 2010 M&A Acquired Sonoma Valley Bank failure_government_assistance_provided for the acquired bank SEC
August 20, 2010 Merger Participated in FDIC Assisted Merger FDIC
February 7, 2009 Structure Change Acquired County Bank Failure, Government Assistance Provided for the acquired bank FFIEC NIC
February 7, 2009 M&A Acquired County Bank failure_government_assistance_provided for the acquired bank SEC
February 6, 2009 Merger Participated in FDIC Assisted Merger FDIC
March 12, 2005 Structure Change Acquired National Bank of the Redwoods Charter Discontinued (Merger or Purchase & Assumption) for the acquired bank FFIEC NIC
March 12, 2005 Merger Participated in Absorption/Consolidation/Merger FDIC
March 12, 2005 M&A Acquired National Bank of the Redwoods merger for the acquired bank SEC
June 22, 2002 M&A Acquired Kerman State Bank merger for the acquired bank SEC
June 22, 2002 Structure Change Acquired Kerman State Bank Charter Discontinued (Merger or Purchase & Assumption) for the acquired bank FFIEC NIC
June 21, 2002 Merger Participated in Absorption/Consolidation/Merger FDIC
September 16, 2000 M&A Acquired First Counties Bank merger for the acquired bank SEC
September 16, 2000 Merger Participated in Absorption/Consolidation/Merger FDIC
September 16, 2000 Structure Change Acquired First Counties Bank Charter Discontinued (Merger or Purchase & Assumption) for the acquired bank FFIEC NIC
August 19, 2000 M&A Acquired Bank of Lake County merger for the acquired bank SEC
August 19, 2000 Structure Change Acquired Bank of Lake County Charter Discontinued (Merger or Purchase & Assumption) for the acquired bank FFIEC NIC
August 19, 2000 Merger Participated in Absorption/Consolidation/Merger FDIC
June 21, 1997 Merger Participated in Absorption/Consolidation/Merger FDIC
June 21, 1997 Structure Change Acquired Valliwide Bank Charter Discontinued (Merger or Purchase & Assumption) for the acquired bank FFIEC NIC
June 21, 1997 M&A Acquired Valliwide Bank merger for the acquired bank SEC
April 13, 1996 Structure Change Acquired Napa Valley Bank Charter Discontinued (Merger or Purchase & Assumption) for the acquired bank FFIEC NIC
April 13, 1996 M&A Acquired Napa Valley Bank merger for the acquired bank SEC
April 12, 1996 Merger Participated in Absorption/Consolidation/Merger FDIC
February 22, 1996 M&A Acquired Westamerica Property Company merger for the acquired bank SEC
February 22, 1996 Structure Change Acquired Westamerica Property Company Charter Discontinued (Merger or Purchase & Assumption) for the acquired bank FFIEC NIC
September 16, 1995 Structure Change Acquired Novato National Bank Charter Discontinued (Merger or Purchase & Assumption) for the acquired bank FFIEC NIC
September 16, 1995 Merger Participated in Absorption/Consolidation/Merger FDIC
September 16, 1995 M&A Acquired Novato National Bank merger for the acquired bank SEC
June 10, 1995 Structure Change Acquired CapitolBank Sacramento Charter Discontinued (Merger or Purchase & Assumption) for the acquired bank FFIEC NIC
June 10, 1995 Merger Participated in Absorption/Consolidation/Merger FDIC
June 10, 1995 M&A Acquired CapitolBank Sacramento merger for the acquired bank SEC
February 25, 1995 Structure Change Acquired Pacific Valley National Bank Charter Discontinued (Merger or Purchase & Assumption) for the acquired bank FFIEC NIC
February 25, 1995 M&A Acquired Pacific Valley National Bank merger for the acquired bank SEC
February 24, 1995 Merger Participated in Absorption/Consolidation/Merger FDIC
May 22, 1993 M&A Acquired Suisun Valley Bank merger for the acquired bank SEC
May 22, 1993 Structure Change Acquired Suisun Valley Bank Charter Discontinued (Merger or Purchase & Assumption) for the acquired bank FFIEC NIC
May 21, 1993 Merger Participated in Absorption/Consolidation/Merger FDIC
February 29, 1992 Structure Change Acquired John Muir National Bank Charter Discontinued (Merger or Purchase & Assumption) for the acquired bank FFIEC NIC
February 29, 1992 M&A Acquired John Muir National Bank merger for the acquired bank SEC
February 28, 1992 Merger Participated in Absorption/Consolidation/Merger FDIC
November 1, 1985 Structure Change Charter Discontinued (Merger or Purchase & Assumption) FFIEC NIC
November 1, 1985 M&A merger SEC
October 31, 1985 Merger Participated in Absorption/Consolidation/Merger FDIC
July 1, 1983 Structure Change Acquired Bank of Sonoma County Charter Discontinued (Merger or Purchase & Assumption) for the acquired bank FFIEC NIC
July 1, 1983 M&A merger SEC
July 1, 1983 Merger Participated in Absorption/Consolidation/Merger FDIC

Sourced from the bank event history (FDIC, Federal Reserve NIC, OCC, and OTS). Showing the most recent 47 events, scroll the table for the full history.

Regulatory record

Facts as filed or published, not a rating.

Enforcement actions
None against the institution on file; 1 against individuals associated with it
Period: Most recent action February 5, 2015. Source: FDIC, Federal Reserve and OCC enforcement releases.
Deposit market share
0.3% of deposits in CA, rank 37 of 164 institutions
Period: June 30, 2026. Source: FDIC Summary of Deposits.
SBA 7(a) lending
6 loans, $1.0M approved, $168K average. 33.33% of that year's loans have since been charged off
Period: Federal fiscal year 2009 (October to September). Source: SBA 7(a) and 504 loan data (FOIA).
Not on file
Mortgage lending (HMDA), Consumer complaints, CFPB enforcement, CRA examination rating. No record from these sources, which is not the same as a clean record. Sources

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Frequently asked about Westamerica Bank

What are Westamerica Bank's total assets?

As of the Q2 2026 filing, Westamerica Bank reported total assets of $5.77 billion in its FFIEC call report.

Where is Westamerica Bank headquartered?

It is headquartered in San Rafael, CA, United States.

When was Westamerica Bank founded?

It was established in 1884, per the FDIC institution directory.

Is Westamerica Bank FDIC-insured?

Yes. It is an FDIC-insured commercial bank (FDIC Certificate #3430). Deposits are insured up to $250,000 per depositor, per insured bank, for each account ownership category, per FDIC rules.

Who regulates Westamerica Bank?

Westamerica Bank's primary federal regulator is the Federal Reserve.

What is Westamerica Bank's CET1 capital ratio?

It reported a Common Equity Tier 1 (CET1) capital ratio of 16.23% in its Q2 2026 call report, comfortably above the 7% level required once the capital conservation buffer is included.

How many branches does Westamerica Bank operate?

It operates 75 domestic offices, per the FDIC institution directory. That count includes administrative and limited-service offices as well as full-service branches.

What is Westamerica Bank's Texas Ratio?

Its Texas Ratio is 0.16% in its Q2 2026 call report, within the healthy range (at or below 50%, the level at which problem assets reach half of the capital cushion). The Texas Ratio measures non-performing assets against the bank's capital and reserves.

What was Westamerica Bank previously called?

The charter now named Westamerica Bank has also operated as Westamerica Bank, National Association (1983-1993), The First National Bank of Mendocino County (1980-1983), per FDIC structure-change records.

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