Plainfield, Connecticut Best CD Rates September 2026

Premium APY

Must be opened in branch. New Money Only. This APY is available for new money (funds not currently on deposit with the Bank). Subject to change without notice. Interest is compounded and credited to the account monthly. A Penalty may be imposed at the rate paid for withdrawing any of the principal before maturity date and will reduce earnings. Fees could reduce earnings.

Jumbo Certificate (3, 6, 9 and 12 Months)

Early Withdrawal Penalties May Apply

Penalty for early withdrawal: 3 Months Dividends

Premium APY

Annual Percentage Yield (APY) is accurate as of September 9, 2026 and subject to change before account opening. Fees could reduce the earnings on the account. A penalty may be imposed for early withdrawal.

Fixed APY | No minimum balance

dividends compounded monthly. Early withdrawal penalty = 90 days dividend.

Penalty for early withdrawal: 3 Months Dividends

Jumbo Certificate (3, 6, 9 and 12 Months)

Premium APY

Premium APY

Annual Percentage Yield (APY) is accurate as of September 9, 2026 and subject to change before account opening. Fees could reduce the earnings on the account. A penalty may be imposed for early withdrawal. At the account holder's request, the interest rate and APY may be increased one time during the 18-month term of the CD prior to maturity without penalty to the current interest rate and APY available for new CDs of the same type at the time of the request. This feature is available only if the interest rate and APY available for new CDs of the same type have increased during the term of the CD. The new rate will be paid from the time of the request until the maturity date.

At the account holder's request, the interest rate and APY may be increased one time during the 18-month term or two times during the 42-month term of the CD prior to maturity without penalty to the current interest rate and APY available for new CDs of the same type at the time of the request. This feature is available only if the interest rate and APY available for new CDs of the same type have increased during the term of the CD. The new rate will be paid from the time of the request until the maturity date.

Fixed APY | No minimum balance

Requires having a Newtown Savings Bank checking account (3.75% APY without checking)*. Limited time in-branch offer!

Requires a qualifying checking account.

Premium APY

Premium APY

Annual Percentage Yield (APY) accurate as of September 9, 2026 and subject to change before account opening. Fees could reduce the earnings on the account. A penalty may be imposed for early withdrawal. Available for a limited time only; offer may be withdrawn at any time. IRAs are considered individual retirement accounts and are subject to IRS rules and regulations. Available for current year IRA contributions only of up to $8,600. IRS maximum contributions for 2026 IRAs: $7,500; $8,600 for persons age 50 or older. Please consult your tax advisor regarding the potential tax implications of an IRA. Open in branch only.

Annual Percentage Yield (APY) is accurate as of September 9, 2026 and subject to change before account opening. Fees could reduce the earnings on the account. A penalty may be imposed for early withdrawal.

Fixed APY | No minimum balance

Looking for a longer term? Choose a term that works for you, from 1-2 years. Open in branch or on the phone. Offer is for a limited time only and may be withdrawn at any time. No municipal or government funds. Maximum deposit amount is $5 million. CD withdrawals before maturity date will reduce the APY earned and early withdrawal penalties will be imposed. Fees may reduce earnings.

Penalty for early withdrawal: 6 Months Dividends