Credit Unions in South Boston, Massachusetts
3 federally insured credit unions — NCUA Q4 2025
Best Credit Union in South Boston
MASS BAY
Top RatedSouth Boston, Massachusetts
All Credit Unions in South Boston
Compare Credit Unions in South Boston
Use our side-by-side compare tool to evaluate assets, members, health scores, and net worth ratios before choosing where to bank.
Compare Credit UnionsFrequently Asked Questions
There are 3 federally insured credit unions in South Boston, Massachusetts according to NCUA Q4 2025 data. The largest by assets is CITY OF BOSTON with $559.0M in total assets.
Yes. All credit unions listed here are federally insured by the National Credit Union Administration (NCUA) up to $250,000 per depositor, per ownership category — the same protection offered by FDIC insurance at banks.
Each credit union has its own membership eligibility criteria — often based on employer, community, association, or family ties. Click on any credit union to view its membership type and contact information. Many South Boston credit unions offer community charters open to anyone who lives, works, or worships in the area.