United Business Bank holds $2.2B in deposits across 18 counties in 8 ranked markets and 5 states. Its deposit footprint is concentrated: the top three counties (Alameda County, Los Angeles County, Santa Clara County) hold 41% of its deposits, and California accounts for 68% of the total. It ranks among the three largest institutions in 4 of the 18 counties where it operates.
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Data as of June 30, 2025 (FDIC Summary of Deposits)
| County | Deposits | County’s % of Bank’s Deposits | Bank’s % of County Deposits | Branches | |
|---|---|---|---|---|---|
| 1. | Alameda County, CA | $414M | 18.9% | 0.6% | 4 |
| 2. | Los Angeles County, CA | $254M | 11.6% | 0.1% | 2 |
| 3. | Santa Clara County, CA | $230M | 10.5% | 0.1% | 2 |
| 4. | Orange County, CA | $157M | 7.2% | 0.1% | 3 |
| 5. | San Francisco County, CA | $152M | 6.9% | 0.1% | 1 |
| 6. | King County, WA | $147M | 6.7% | 0.1% | 1 |
| 7. | Grand County, CO | $134M | 6.1% | 29.9% | 4 |
| 8. | Delta County, CO | $122M | 5.6% | 16.8% | 4 |
| 9. | Valencia County, NM | $114M | 5.2% | 13.1% | 3 |
| 10. | Contra Costa County, CA | $112M | 5.1% | 0.2% | 1 |
| 11. | San Joaquin County, CA | $88M | 4.0% | 0.6% | 2 |
| 12. | Bernalillo County, NM | $79M | 3.6% | 0.5% | 1 |
| 13. | Sacramento County, CA | $76M | 3.5% | 0.1% | 1 |
| 14. | Custer County, CO | $46M | 2.1% | 52.1% | 1 |
| 15. | Torrance County, NM | $24M | 1.1% | 12.6% | 1 |
| 16. | El Paso County, CO | $17M | 0.8% | 0.2% | 1 |
| 17. | Clark County, NV | $17M | 0.8% | 0.0% | 1 |
| 18. | Arapahoe County, CO | $4M | 0.2% | 0.0% | 1 |
Deposits are as reported to the FDIC at branch level, June 30, 2025, and are nominal. “County’s % of Bank’s Deposits” is this county’s share of the institution’s total deposits; “Bank’s % of County Deposits” is this institution’s deposits as a percent of all deposits booked in that county. Counties within a Combined or Metropolitan Statistical Area link to their full profile; other counties are shown for completeness.
All 293 markets and the 1,533 counties within a CSA or MSA are covered in the Market Intelligence resource. See the methodology for how each figure is built and when to expect updates.