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Best CD rates and certificates
Compare published certificate yields with their terms, opening minimums, requirements, collection dates and original sources.
Top CD rates
Showing 1–15 results in O'Fallon, MO
- 5.00%APY$759 over 18 months on $10,000with conditions
Requirements
Product: Interest paid monthly, quarterly or at maturity based on terms. Interest paid by check, deposited into a checking or savings account, or credited directly back to certificate. Automatically renews at maturity for the same term. FDIC insured up to $250,000.
Offer: 18 Month YOUTH Fair CD Special; Preferred Rate with any checking account
Qualified rate · 4.89% interest rate
Rate checked
More details - 4.50%APY$412 over 11 months on $10,000
Requirements
Product: Minimum deposit of $1,000, or $500 for qualifying members age 21 and younger. Interest is paid and compounded monthly based on average daily balance. Early withdrawal penalties apply.
Offer: Special 11 Month CD available starting 09/22/2026. APY is accurate as of 09/22/2026. Eligible for new 11 month CDs, existing CDs will not automatically renew or rollover into the special. Cannot be combined with other promotional offers; Member Merits rate bonus does not apply. Renews at maturity to current rate for 12 month CD term. Minimum $1,000 balance required ($500 for youth accounts).
4.41% interest rate · Compounded monthly · Effective Sep 22, 2026
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More details - 4.25%APY$246 over 7 months on $10,000
Requirements
Offer: Quarterly compounding
4.18% interest rate · Effective Oct 9, 2026
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More details - 4.25%APY$534 over 15 months on $10,000intro rate
Requirements
Product: Not available for individual retirement or business accounts. A penalty will be imposed on early withdrawals. For new customers, requires at least $500 new money. For existing customers, requires at least $500 of which $0.75 of every $1.00 is new money.
Offer: Balances under $100k. Requires $500 minimum new money deposit for new customers, or $0.75 per $1.00 new money for existing customers.
Promotional rate · 4.24% interest rate · Balance cap $99,999.99 · Effective Oct 5, 2026
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More details - 4.21%APY$860 over 24 months on $10,000
Requirements
Product: Interest is compounded quarterly and credited quarterly. Account automatically renews at maturity with a 10-day grace period. Early withdrawal penalty applies.
4.15% interest rate · Compounded quarterly
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More details - 4.11%APY$481 over 14 months on $10,000
Requirements
Product: Daily Balance Required & $249,000 per account limit. A penalty will be imposed for early withdrawal.
Offer: 14-Month Special. Maximum opening per TIN for CD and IRA specials is $1,000,000.
4.05% interest rate · Balance cap $249,000 · Effective Sep 22, 2026
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More details - 4.10%APY$101 over 3 months on $10,000
Requirements
Product: Fixed interest rate and maturity date. Terms range from 3 months to 5 years. Interest is compounded quarterly and secured for the life of the term. CDs with terms of 12 months or more can be opened online; all terms available in branch.
Offer: Penalty may be imposed for early withdrawal. Fees could reduce earnings.
Compounded quarterly · Effective Sep 15, 2026
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More details - 4.10%APY$515 over 15 months on $10,000
Requirements
Product: Option to bump (increase) interest rate one time for remainder of term if rate increases; option to add funds at time of bump-up request. Interest is compounded quarterly.
Offer: A penalty may be imposed for early withdrawal, and the rate may change after account opening. Fees could reduce earnings.
Compounded quarterly · Effective Sep 15, 2026
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More details - 4.07%APY$723 over 21 months on $10,000
Requirements
Product: Must be opened at a branch (not available online). Add-On Benefit is available on all CDs with terms of 21 months or less, allowing additional deposits throughout the certificate term earning the same interest rate.
Offer: Special CD. Add-On Benefit available. Early withdrawal penalty 2%.
4.00% interest rate · Effective Jun 17, 2026
Rate checked
More details - First State Bank of St. CharlesCertificates of Deposit SpecialsCD · 7 months · $5,000 min
Bank · 1 branch
4.05%APY$234 over 7 months on $10,000Requirements
Product: Not available with IRAs. Assumes interest will remain on the deposit before maturity; a withdrawal will reduce earnings. Minimum deposits and balances required to earn APY are subject to change at any time. A penalty may be imposed for early withdrawal.
Offer: Not available with IRAs.
3.97% interest rate · Effective Sep 15, 2026
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More details - 4.00%APY$366 over 11 months on $10,000intro rate
Requirements
Product: Early withdrawal penalties apply. A withdrawal may reduce earnings. Membership eligibility required.
Offer: Limited time special offer. Offer requires 100% of funds as new funds not currently on deposit with West Community Credit Union or Gateway Metro Federal Credit Union. Minimum opening deposit of $500. Membership eligibility required. Early withdrawal penalties apply.
Promotional rate · 3.92% interest rate · Effective Sep 14, 2026
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More details - Vantage Credit UnionPromotional Certificate of DepositCD · 11 months · $2,000 min
Credit union · 2 branches
4.00%APY$366 over 11 months on $10,000intro rateRequirements
Product: Membership eligibility required. Promotional certificate of deposit. Account is subject to penalty for early withdrawal. Fees could reduce earnings.
Offer: Must be funded with money that has not been on deposit with Vantage Credit Union for 30 days prior to opening. Traditional and Roth IRA CDs not available.
Promotional rate · Effective Sep 1, 2026
Rate checked
More details - First Community Credit UnionCertificates of Deposit (CDs)CD · 12 months · $500 min
Credit union · 3 branches
4.00%APY$400 over 1 year on $10,000Requirements
Product: Federally insured by NCUA. Early withdrawal penalties apply. No setup or maintenance fees. $1 share deposit required; must qualify for membership.
Offer: Compounding and crediting at maturity. Early withdrawal penalties apply.
Effective Oct 9, 2026
Rate checked
More details - Commerce Bank18 Month Promotional CDCD · 18 months · $1,000 min · 0.03%–3.85% by balance
Bank · 2 branches
3.85%APY$583 over 18 months on $10,000intro rateRequirements
Product: Rates are subject to change. Applied location: ZIP 64106.
Promotional rate
Rate by balance
Rate by balance for 18 Month Promotional CD Balance APY Up to $9,998 0.03% $9,999 – $24,998Your amount 3.85% $24,999 – $49,998 3.85% $49,999 and up 3.85% Rate checked
More details - 3.80%APY$220 over 7 months on $10,000intro rate
Requirements
Product: Automatically renewable at maturity. There may be a substantial penalty for early withdrawal. A minimum balance of $1,000 is required to obtain the advertised APY, unless otherwise noted.
Offer: Minimum opening deposit of $5,000 of funds not already on deposit with St. Johns Bank. CD automatically will renew at the current 6-month posted rate as of the maturity date. This offer is subject to cancellation without notice. 3-month interest penalty for early withdrawal of funds.
Promotional rate · 3.75% interest rate · Effective May 18, 2026
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More details
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 CDs pay in O'Fallon, MO
313 CDs at 24 banks and credit unions · checked Oct 6–22
- Typical
- 2.50%
- Top 10% from
- 3.92%
- Banks, typical
- 1.50%
- Credit unions, typical
- 3.30%
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St. Louis, MO-IL metro
Top Carrot institutions
Ranked across their CDs, savings, auto loans and credit cards. How scores work
- First Community Credit UnionCredit union · 42 branches
- 1st MidAmerica Credit UnionCredit union · 8 branches
- FRB Federal Credit UnionCredit union · 1 branch