Bank OneUnited Bank
OneUnited Bank is a federally insured bank based in Boston, Massachusetts.
- Type
- Bank
- Charter
- State-chartered commercial bank, not a Federal Reserve member
- Primary regulator
- FDIC
- Established
- August 2, 1982
- Headquarters
- Boston, MA
- FDIC certificate #
- 23966
- Fed RSSD ID
- 935308
- Website
- www.oneunited.com
Source: U.S. FDIC BankFind & NCUA 5300 Call Report (public data). Data sources · Data as of Q1 2026
Branches by state
OneUnited Bank operates 5 branch locations across 3 states. Select a state to drill down to its towns and individual branches.
Ownership
OneUnited Bank is not currently recorded under a holding company in the federal data — it appears to be independently held. See its structure & merger history for any past changes.
OneUnited Bank financial summary
Other banks in Massachusetts
Federally insured banks headquartered in Massachusetts, by total assets.
- State Street Bank and Trust Company $386.55B
- Eastern Bank $30.62B
- Rockland Trust Company $24.79B
- Beacon Bank and Trust $22.18B
- Salem Five Cents Savings Bank $8.57B
- Needham Bank $7.17B
- Cambridge Savings Bank $6.91B
- Middlesex Savings Bank $6.15B
Similar-size banks
Institutions close to OneUnited Bank’s $609M in assets.
- GNB Bank $609.2M
- American Bank $608.5M
- South Story Bank & Trust $607.3M
- Anchor Bank $606.9M
- Peoples Bank & Trust $611.5M
- DeMotte State Bank $606.2M