Compare Bank & Credit Union Rates
Best 18-month CD rates
Compare published certificate yields with their terms, opening minimums, requirements, collection dates and original sources.
Top CD rates
Showing 1–15 of 73 results in Buffalo, NY metro
- Comenity Capital BankCertificate of DepositCD · 18 months · $1,500 min
Bank · Opens accounts online nationwide
4.85%APY$736 over 18 months on $10,000Requirements
Product: Must be at least 18 years old, US citizen or resident alien with valid SSN and physical US address. Minimum opening deposit $1,500 in a single transaction; maximum $1,000,000 per account. Early withdrawal penalty applies. Automatically renews at maturity with a 10-day grace period. Compounded daily, credited monthly.
Offer: Early withdrawal penalty: 180 days simple interest for terms 12 months to 3 years.
Compounded daily · Balance cap $1,000,000 · Effective Oct 29, 2026
Rate checked
More details - Popular DirectPopular Direct Certificate of DepositCD · 18 months · $10,000 min
Part of Popular Bank · Opens accounts online nationwide
4.80%APY$729 over 18 months on $10,000Requirements
Product: $10,000 minimum opening account deposit and balance requirement. Minimum balance to earn interest is $0.01. Fixed interest rate. Interest compounded daily and credited monthly (optionally quarterly or at maturity for terms <12 months). External account validation required. Penalty imposed for early withdrawal. Fees may reduce earnings.
Offer: Fixed rate. Requires $10,000 minimum opening deposit. Penalty for early withdrawal is 270 days simple interest for terms >=12 months but <36 months.
4.69% interest rate · Compounded daily · Effective Oct 26, 2026
Rate checked
More details - Salem Five DirectSpecial CDsCD · 18 months · $10,000 min
Part of Salem Five Bank · Opens accounts online nationwide
4.50%APY$683 over 18 months on $10,000Requirements
Product: Personal accounts only. A penalty will be imposed for premature withdrawal. Maximum deposit amount is $500,000 for Special CD and Special IRA CD.
Offer: Personal accounts only. Penalty for premature withdrawal. Maximum deposit amount is $500,000.
4.41% interest rate · Balance cap $500,000
Rate checked
More details - 4.50%APY$683 over 18 months on $10,000
Requirements
Product: No monthly maintenance fees. APY is fixed for the term of the CD but subject to change upon renewal. Early withdrawal penalty applies. Ten Day Best Rate Guarantee. Compound interest daily. Available to open in the name of a trust. Automatic renewal at maturity. 0.05% Loyalty Reward when renewing to any CD.
Offer: No minimum deposit to open or earn APY. Fixed rate. Early withdrawal penalty applies (60 days loss of interest).
Effective Nov 5, 2026
Rate checked
More details - Sallie MaeSallie Mae Certificates of Deposit (CDs)CD · 18 months · $2,500 min
Bank · Opens accounts online nationwide
4.50%APY$683 over 18 months on $10,000intro rateRequirements
Product: Must have a physical address in the United States and satisfy applicable age of majority requirements. Early withdrawal penalties apply (90 days' simple interest for terms 12 months or less, 180 days' simple interest for terms greater than 12 months). Automatically renews at maturity with a 10-day grace period. No monthly maintenance fees.
Offer: Advertised Interest Rate and Annual Percentage Yield (APY) may change after maturity, applies to personal accounts only. Penalty may be charged for early withdrawal.
Promotional rate · 4.40% interest rate · Effective Nov 5, 2026
Rate checked
More details - Synchrony BankCertificate of Deposit (CD)CD · 18 months · $0 min
Bank · Opens accounts online nationwide
4.50%APY$683 over 18 months on $10,000Requirements
Product: Early withdrawal penalties apply (Terms of 12 months or less: 90 days simple interest; Terms of more than 12 months but less than 48 months: 180 days simple interest; Terms of 48 months or more: 365 days simple interest). Personal non-IRA accounts only.
4.40% interest rate · Effective Oct 29, 2026
Rate checked
More details - Barclays Bank DelawareBarclays Online CDsCD · 18 months · $0 min
Bank · Opens accounts online nationwide
4.50%APY$683 over 18 months on $10,000Requirements
Product: No minimum opening balance or deposit required to open. No monthly maintenance or annual fees. In order to maintain an account, funding must occur within 14 days of account opening. Must maintain a minimum balance that earns at least $0.01 for interest to post. Early withdrawal penalty applies: 90 days simple interest for terms <= 24 months, 180 days simple interest for terms > 24 months.
4.40% interest rate · Effective Oct 7, 2026
Rate checked
More details - 4.44%APY$673 over 18 months on $10,000intro rate
Requirements
Product: Assumes interest will remain on deposit until maturity. Early withdrawal penalties may apply. $500 minimum deposit required to open any CD.
Offer: All deposits to the 18-month CD must be new money. "New money" is defined as funds that are not currently and were not previously on deposit with Lake Shore Bank. Financial institutions, as defined in the sole discretion of Lake Shore Bank, are ineligible depositors for this product.
Promotional rate · 4.34% interest rate · Effective Oct 1, 2026
Rate checked
More details - CommunityWide Federal Credit UnionCW CertificatesCD · 18 months · $1,000 min
Credit union · Opens accounts online nationwide
4.40%APY$667 over 18 months on $10,000Requirements
Offer: Dividends paid at end of each month. 6-18 Months: You choose your term for the set rate.
4.31% interest rate · Effective Nov 1, 2026
Rate checked
More details - Marcus by Goldman SachsHigh-Yield CDCD · 18 months · $500 min
Bank · Opens accounts online nationwide
4.40%APY$667 over 18 months on $10,000Requirements
Product: $500 minimum balance/opening deposit. Fixed rate until maturity. Early withdrawal penalty applies to withdrawal of principal prior to maturity. 10-Day CD Rate Guarantee applies. Maximum balance limits apply.
Offer: $500 minimum to open and earn stated APY.
Effective Oct 30, 2026
Rate checked
More details - Zynlo BankZYNLO 18 Month Certificate of DepositCD · 18 months · $0 min
Part of PeoplesBank · Opens accounts online nationwide
4.40%APY$667 over 18 months on $10,000Requirements
Product: APY is for the 18-month CD. Rate is fixed for the term. No minimum deposit to open. Minimum daily balance $0.01 to obtain APY. APY assumes interest remains on deposit until maturity; a withdrawal reduces earnings. Early withdrawal penalty equals 6 months of interest. Automatic renewal with 10-day grace period.
Offer: Rates from current rate sheet.
4.31% interest rate
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More details - Rising BankRising CDCD · 18 months · $5,000 min
Part of Midwest BankCentre · Opens accounts online nationwide
4.35%APY$660 over 18 months on $10,000Requirements
Product: Bump-up CDs that give the ability to raise the rate and add more money to the account during the term if rates increase. Interest credited every 3 months. Account maximum $1,000,000. Early withdrawal penalty may apply.
Offer: Bump-up CD with ability to raise rate and add money during term. Interest credited every 3 months. Account maximum $1,000,000. Early withdrawal penalty may apply.
4.28% interest rate · Balance cap $1,000,000 · Effective Oct 30, 2026
Rate checked
More details - Affinity PlusBasic CertificateCD · 18 months · $500 min
Credit union · Opens accounts online nationwide
4.35%APY$660 over 18 months on $10,000Requirements
Product: Single deposit with no maximum amount; online funding limits apply ($5,000 for external transfers, $50,000 for internal transfers). Early withdrawal penalties apply. Renews automatically at maturity. Dividends compound monthly and accrue daily.
4.27% interest rate
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More details - 4.30%APY$652 over 18 months on $10,000
Requirements
Product: Must be a United States citizen or Permanent Resident with a valid Social Security Number. Accounts are opened and managed online. Trust accounts are not offered.
Balance cap $250,000
Rate checked
More details - Hanscom Federal Credit UnionTerm CertificatesCD · 18 months · $1,000 min
Credit union · Opens accounts online nationwide
4.25%APY$644 over 18 months on $10,000Requirements
Product: Minimum deposit of $1,000 required to open and obtain APY. Monthly compounding dividends. Early withdrawal penalties may apply to certificates. Fees may reduce earnings and the principal amount may be reduced to cover the penalty.
4.17% interest rate · Effective Oct 30, 2026
Rate checked
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Carrot Score rates each institution on all its CD, savings, auto loan and credit card rates, not just the account shown. How we rank
What 18-month CDs pay in Buffalo, NY metro
73 CDs at 67 banks and credit unions · checked Nov 5–7
- Typical
- 3.51%
- Top 10% from
- 4.43%
- Banks, typical
- 3.85%
- Credit unions, typical
- 3.50%
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Buffalo, NY metro
Top Carrot institutions
Ranked across their CDs, savings, auto loans and credit cards. How scores work
- SJP Federal Credit UnionCredit union · 1 branch
- Ontario Shores FCUCredit union · 4 branches
- Greater Woodlawn FCUCredit union · 1 branch