Branch Network
United Business Bank Locations & Branches Walnut Creek, California
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United Business Bank operates 34 branches from its headquarters in Walnut Creek, CA, .
United Business Bank branch network
Its 34 branches span 5 states and 32 cities. The most are in CALIFORNIA (16), COLORADO (11) and NEW MEXICO (5). CALIFORNIA holds 67.8% of its branch deposits. Stockton, CA has the most of its branches, 2. Its largest office by deposits is the Oakland Branch office in Oakland, CA, with $267.1M (12.3% of its branch deposits). It had the same number of branches on June 30, 2025.
United Business Bank at a glance
Its CET1 capital ratio was 13.76% at Q2 2026, comfortably above the 7% level required once the capital conservation buffer is included.
- Total assets, Q2 2026
- $2.56B
- CET1 ratio, Q2 2026
- 13.76%
- Deposit insurance
- FDIC
- Regulator
- Federal Reserve
- Latest call report
- Q2 2026, FFIEC 051
- Established
- 2004
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Deposit market share
Share of all FDIC-insured deposits held in each area, from the June 30, 2026 Summary of Deposits. Rank 1 is the largest holder. Shares are by bank charter, not by holding company.
| Area | Rank | Deposit share | Deposits |
|---|---|---|---|
| City: Walnut Creek, CA (1 branch) | 18 of 26 | 0.9% | $112.2M |
| State: CA (16 branches) | 70 of 164 | <0.1% | $1.47B |
Ranked by total assets among banks headquartered in the state: Largest banks in California.
Share by county and metro area
United Business Bank's share of FDIC-insured deposits in the counties and metro areas where it has branches, from the June 30, 2026 Summary of Deposits. Up to the ten largest of each are shown, by the bank's deposits. Rank 1 is the largest holder. Banks only: credit unions are not in the Summary of Deposits.
Counties
| County | Rank | Deposit share | Deposits | County total |
|---|---|---|---|---|
| Alameda, CA (4 branches) | 16 of 37 | 0.6% | $419.9M | $69.04B |
| Santa Clara, CA (2 branches) | 27 of 42 | 0.1% | $213.8M | $174.10B |
| Los Angeles, CA (2 branches) | 74 of 91 | <0.1% | $210.7M | $507.70B |
| San Francisco, CA (1 branch) | 27 of 45 | <0.1% | $190.6M | $338.20B |
| Orange, CA (3 branches) | 50 of 73 | 0.1% | $171.8M | $156.41B |
| King, WA (1 branch) | 25 of 38 | 0.1% | $142.8M | $104.11B |
| Grand, CO (4 branches) | 1 of 5 | 30.4% | $129.1M | $425.3M |
| Valencia, NM (3 branches) | 4 of 7 | 11.8% | $118.9M | $1.01B |
| Delta, CO (4 branches) | 3 of 7 | 15.2% | $116.1M | $765.5M |
| Contra Costa, CA (1 branch) | 23 of 30 | 0.2% | $112.2M | $50.49B |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| San Francisco-Oakland-Berkeley, CA (6 branches) | 32 of 69 | 0.1% | $722.7M | $512.65B |
| Los Angeles-Long Beach-Anaheim, CA (5 branches) | 67 of 107 | <0.1% | $382.5M | $664.11B |
| Albuquerque, NM (5 branches) | 13 of 26 | 1.1% | $226.6M | $19.81B |
| San Jose-Sunnyvale-Santa Clara, CA (2 branches) | 27 of 42 | 0.1% | $213.8M | $175.30B |
| Seattle-Tacoma-Bellevue, WA (1 branch) | 34 of 43 | <0.1% | $142.8M | $142.98B |
| Stockton, CA (2 branches) | 13 of 15 | 0.5% | $84.5M | $15.69B |
| Sacramento-Roseville-Folsom, CA (1 branch) | 31 of 37 | <0.1% | $69.2M | $96.40B |
| Las Vegas-Henderson-Paradise, NV (1 branch) | 36 of 41 | <0.1% | $18.4M | $94.87B |
| Colorado Springs, CO (1 branch) | 39 of 41 | 0.1% | $14.5M | $10.65B |
| Denver-Aurora-Lakewood, CO (1 branch) | 63 of 68 | <0.1% | $6.7M | $110.97B |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| Oakland Branch | Oakland, CA | 94621 | $267.1M |
| Long Beach Branch | Long Beach, CA | 90806 | $193.4M |
| San Francisco Branch | San Francisco, CA | 94105 | $190.6M |
| Tukwila Branch | Tukwila, WA | 98168 | $142.8M |
| San Jose Branch | San Jose, CA | 95131 | $130.9M |
| United Business Bank (main office) | Walnut Creek, CA | 94596 | $112.2M |
| Mountain View Branch | Mountain View, CA | 94040 | $82.8M |
| Albuquerque Branch | Albuquerque, NM | 87107 | $81.9M |
| Sacramento Branch | Sacramento, CA | 95816 | $69.2M |
| Buena Park Branch | Buena Park, CA | 90621 | $68.4M |
| Irvine Branch | Irvine, CA | 92614 | $64.0M |
| Pleasanton Branch | Pleasanton, CA | 94566 | $62.3M |
| Castro Valley Branch | Castro Valley, CA | 94552 | $60.4M |
| Stockton Branch | Stockton, CA | 95207 | $56.8M |
| Belen Branch | Belen, NM | 87002 | $50.1M |
| Westcliffe Branch | Westcliffe, CO | 81252 | $46.0M |
| Paonia Branch | Paonia, CO | 81428 | $44.3M |
| Los Lunas Branch | Los Lunas, NM | 87031 | $41.9M |
| Kremmling Branch | Kremmling, CO | 80459 | $41.3M |
| Hotchkiss Branch | Hotchkiss, CO | 81419 | $40.1M |
| Garden Grove Branch | Garden Grove, CA | 92844 | $39.5M |
| Granby Branch | Granby, CO | 80446 | $35.6M |
| Livermore Branch | Livermore, CA | 94550 | $30.1M |
| Grand Lake Branch | Grand Lake, CO | 80447 | $28.7M |
| Waterloo Branch | Stockton, CA | 95215 | $27.7M |
| Rio Communities Branch | Belen, NM | 87002 | $27.0M |
| Mountainair Branch | Mountainair, NM | 87036 | $25.8M |
| Fraser Branch | Fraser, CO | 80442 | $23.4M |
| Las Vegas Branch | Las Vegas, NV | 89113 | $18.4M |
| Delta Branch | Delta, CO | 81416 | $18.3M |
| Los Angeles Branch | Los Angeles, CA | 90010 | $17.3M |
| Fountain Branch | Fountain, CO | 80817 | $14.5M |
| Crawford Branch | Crawford, CO | 81415 | $13.3M |
| Denver Branch | Greenwood Village, CO | 80111 | $6.7M |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 57716) · FFIEC NIC profile (RSSD 3281510)