Best Banks & Credit Unions in Portsmouth, Rhode Island
Banks and credit unions serving Portsmouth, Rhode Island. Compare up to 0.25% APY, fees, minimums and membership rules, dated when we read them.
This page covers banks, credit unions, and local branches available to residents of Portsmouth, Rhode Island. All rankings inherit from the Rhode Island state directory. Every institution listed is licensed to serve Portsmouth residents and is either headquartered in Rhode Island or operates branches in the metro.
Top options in Portsmouth
- Rhode Island Credit Union: 4.25% APY. 12 Month Certificate of Deposit: A $500 minimum opening deposit is required to open and earn the advertised APY; a penalty may be imposed for early withdrawal; effective date 09/03/26 through 09/09/26. Read Sep 7, 2026 on ricreditunion.org.
- Navy Federal Credit Union: 3.70% APY. 12-month Short-Term Certificate: $1K minimum APY column; 3.70% at $1K and $20K, 3.75% at $100K; penalties apply for early withdrawal. Read Sep 7, 2026 on navyfederal.org. Rates as of 2026-09-07 per the page.
- People's Credit Union: 3.55% APY. 12 Months Certificate of Deposit: The minimum to open a Certificate of Deposit or earn the APY is $500; a penalty will be imposed for early withdrawal. Read Sep 7, 2026 on peoplescu.com.
- BankNewport: 3.50% APY. 18 months CD: The nearest standard term to twelve months, because the bank's only 12 Month CD (3.75%) sits under Limited Time Offers; $1,000 minimum to open a Certificate of Deposit; a penalty will be imposed for early withdrawal; the APY is accurate as of September 4, 2026. Read Sep 7, 2026 on banknewport.com. Rates as of 2026-09-04 per the page.
- Ocean State Credit Union: 3.50% APY. 12-month 1 Year CD: $1,000 minimum deposit to earn the APY; interest paid quarterly; early withdrawal penalty of 3 months' interest; rates effective as of January 1, 2026. Read Sep 7, 2026 on oceanstatecu.org. Rates as of 2026-01-01 per the page.
- BrightBridge Credit Union: 3.35% APY. 12 Month Certificate: $500.00 minimum deposit to open and to earn the APY; the 12 Month Premium rate of 3.45% requires $50,000; penalty for early withdrawal; effective date Sunday, September 6th, 2026. Read Sep 7, 2026 on brightbridge.com. Rates as of 2026-09-06 per the page.
Other Rhode Island cities
See the full Rhode Island banks directory for every institution we've verified in the state, plus the underlying methodology.