Credit union · NCUA insured
Tremont Credit Union CD Rates
Tremont Credit Union’s best CD rate is 3.50% APY on a 6-month share certificate (CD). Terms run from 6 months to 5 years. Rates checked October 15, 2026.
How Tremont Credit Union’s CD rates compare
Compared with banks and credit unions near Boston, MA-NH, where Tremont Credit Union has the most branches. $10,000, best rate first.
This credit union’s best
Tremont Credit Union
3.50%APY
- Term
- 6 months
- Minimum
- $500
- Earns on $10,000
- $173
Share Certificate
Top rate
RiverWorks Credit Union
4.80%APY
- Term
- 6 months
- Minimum
- $500
- Earns on $10,000
- $237
2nd-highest rate
Arise Financial
4.75%APY
- Term
- 36 months
- Minimum
- $500
- Earns on $10,000
- $1,494
Tremont Credit Union CD score
71
CD score
Higher than 29% of U.S. banks and credit unions
- 3–8 months3–8 mo3.50%
- 9–15 months9–15 mo3.50%
- 16–30 months16–30 mo3.25%
- 31–60 months31–60 mo2.00%
- QualifiedQualified3.50%
Each track runs from the lowest to the highest rate among U.S. banks and credit unions; the dot is this rate.Qualified: needs another account or monthly activity.
Where Tremont Credit Union ranks
By CD score, in each area where it has branches
Every rate
Current CD rates
Rates from the credit union’s website. Earnings assume the rate doesn’t change.
Share Certificate
Up to 3.50%APY · 9 terms
A Tremont Credit Union Regular Savings Account (membership share) is required to be open and maintained with a balance of at least $5. Early withdrawals may be subject to penalty.
| Term | APY | Earns on $10,000Earns |
|---|---|---|
| 6 months | 3.50% | $173 |
| 9 months | 3.50% | $261 |
| 12 months | 3.50% | $350 |
| 18 months | 3.25% | $491 |
| 24 months | 3.25% | $661 |
| 30 months | 3.25% | $832 |
| 36 months | 2.00% | $612 |
| 48 months | 2.00% | $824 |
| 60 months | 2.00% | $1,041 |
Sources (2)
- tremontcu.org/accounts/persona…s/share-certificate.html
- tremontcu.org/services-tools/tools/rates.html
All captured Oct 5, 2026
Special-purpose accounts
IRA Certificate
Up to 3.50%APY · 9 terms
Available as Traditional and Roth IRA options. A Tremont Credit Union Regular Savings Account (membership share) is required to be open and maintained with a balance of at least $5. Early withdrawals may be subject to penalty. Annual contribution limits apply.
| Term | APY | Earns on $10,000Earns |
|---|---|---|
| 6 months | 3.50% | $173 |
| 9 months | 3.50% | $261 |
| 12 months | 3.50% | $350 |
| 18 months | 3.25% | $491 |
| 24 months | 3.25% | $661 |
| 30 months | 3.25% | $832 |
| 36 months | 2.00% | $612 |
| 48 months | 2.00% | $824 |
| 60 months | 2.00% | $1,041 |
Who can join Tremont Credit Union
This may be incomplete or out of date, so check with the credit union before you apply.
Where you live or work
- Membership is open to all who live or work in Suffolk, Norfolk, Middlesex, Bristol, or Plymouth Counties in Massachusetts.
Employers and groups
- Membership is open to employees or members of Select Employer Groups throughout Massachusetts.
Family and household
- Membership is open to all family members of existing members.
Other ways
- Membership is open to all who are members of a religious, civic, or charitable organization maintaining an established location within Tremont Credit Union's geographical field of membership.
Membership information collected October 5, 2026.