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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 Sioux City, IA-NE-SD metro
- 4.50%APY$1,001 over 26 months on $10,000with conditions
Requirements
Product: Our Pick-A-Term CD allows choosing the maturity date. Earn an additional 0.10% on any new Pick-A-Term or Special Rate CD with a qualifying Northwest Bank checking account. Early withdrawal penalties may apply. APY assumes interest remains on deposit.
Offer: With qualifying Northwest Bank checking account (Northwest Bank Compass Rewards, Compass Relationship, Compass Digital, Compass Cash, Compass Free, or Private Banking checking account is required for personal CD/ IRAs; $10 minimum to open).
Qualified rate · 4.50% interest rate · Effective Oct 12, 2026
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More details - 4.45%APY$257 over 7 months on $10,000intro rate
Requirements
Product: Limited-time special. Requires minimum opening deposit of $2,000 in new money (funds not currently or within prior 30 days on deposit with Premier Credit Union). Dividends calculated using Daily Balance method, credited and compounded quarterly. Automatic renewals unless notified within 10-day grace period. Early withdrawal penalties may be imposed. $5.00 minimum deposit to open a savings account required.
Offer: Requires a minimum opening deposit of $2,000 in new money. New money means funds not currently, or within the prior 30 days, on deposit with Premier Credit Union; transfers from existing Premier accounts do not qualify. Dividends calculated using Daily Balance method, credit and compound quarterly. Renewals are automatic unless notified within a 10-day grace period. Early withdrawal penalties may be imposed.
Promotional rate · 4.38% interest rate · Compounded quarterly · Effective Oct 9, 2026
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More details - 4.25%APY$389 over 11 months on $10,000with conditions
Requirements
Product: Fixed rate for the term. Requires a $5,000 minimum opening deposit. Special interest rates apply to initial term only and automatically renew for the disclosed renewal term at standard rates in effect at maturity. Maximum aggregate deposit limit of $2.5 million. Public funds are not eligible. Early withdrawal penalties apply.
Offer: Relationship rate; requires linked Prime Checking, Premier Checking, or Private Bank Interest Checking account at open and renewal. Renews to a 6-month term at 0.05% APY.
Qualified rate · 4.16% interest rate · Effective Oct 3, 2026
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More details - 4.25%APY$534 over 15 months on $10,000
- 4.25%APY$644 over 18 months on $10,000intro rate
Requirements
Product: Minimum opening deposit of $1,000. Simple interest is compounded and credited semi-annually for terms of 1 year or longer, or compounded and paid at maturity for terms less than 1 year.
Offer: CD special rate offer good for initial term only at Security National Bank locations in Iowa and Dakota Dunes, S.D.
Promotional rate
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More details - Security National Bank of South DakotaCertificates of Deposit (Dakota Dunes)CD · 18 months · $1,000 min
Bank · 1 branch
4.25%APY$644 over 18 months on $10,000Requirements
Product: $1,000 minimum deposit to open. Simple interest compounded and credited semiannually for terms of 1 year or longer, or compounded and paid at maturity for terms less than 1 year. Penalty for early withdrawal. Dakota Dunes location.
4.21% interest rate
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More details - Security National Bank of South DakotaTraditional CD (Sioux Falls)CD · 18 months · $1,000 min
Bank · 1 branch
4.25%APY$644 over 18 months on $10,000intro rateRequirements
Product: $1,000 minimum deposit to open. Simple interest compounded and credited semiannually for terms of 1 year or longer, or compounded and paid at maturity for terms less than 1 year. Penalty for early withdrawal. Offer good for initial term only. Rates shown for Sioux Falls location.
Promotional rate · 4.21% interest rate
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More details - 4.20%APY$420 over 1 year on $10,000
Requirements
Product: A fixed-rate investment with terms from 7 months to 3 years. Minimum deposit of $2,000 is required. Dividends are compounded quarterly. Penalty for early withdrawal. Renewals are automatic unless notified within a 10-day Grace Period. $5.00 minimum deposit to open a savings account required.
Offer: Dividends calculated using Daily Balance method, credit and compound quarterly. Automatic renewals unless notified within a 10-day Grace Period. Early withdrawal penalties may be imposed.
4.14% interest rate · Compounded quarterly · Effective Oct 9, 2026
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More details - 4.00%APY$165 over 5 months on $10,000intro rate
Requirements
Product: Dividends calculated using Daily Balance method and compound/credit quarterly. Automatic renewals unless notified within 10-day Grace Period. Early withdrawal penalties may be imposed. $5.00 minimum deposit to open a savings account required.
Offer: Dividends calculated using Daily Balance method, credit and compound quarterly. Automatic renewals unless notified within 10-day Grace Period. Early withdrawal penalties may be imposed.
Promotional rate · 3.94% interest rate · Effective Oct 9, 2026
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More details - Siouxland Federal Credit UnionShare CertificatesCD · 12 months · $1,000 min
Credit union · 7 branches
4.00%APY$400 over 1 year on $10,000Requirements
Product: Dividends compounded quarterly. Early withdrawal penalty applies (equal to 365 days dividends on the amount withdrawn). Funds transferred to Regular Savings Account at maturity. Allowed a one-time add-on deposit.
Offer: Allowed a one-time add-on deposit.
3.93% interest rate · Compounded quarterly · Effective Oct 1, 2026
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More details - Security National Bank of South Dakota30 Month Step-Up CD (Dakota Dunes)CD · 30 months · $1,000 min
Bank · 1 branch
4.00%APY$1,030 over 30 months on $10,000intro rateRequirements
Product: $1,000 minimum deposit to open. 30 Month CD with step-up option after 15 months (one time rate increase as of date of customer's request). One half of principal may be withdrawn without penalty after 15 months. Any subsequent withdrawals subject to penalty. Renewable step-up and no penalty on 1/2 withdrawal after 15 months during initial term only. Dakota Dunes location.
Offer: Initial rate for 30-month term. After 15 months, one-time step-up option available upon request.
Promotional rate · 3.96% interest rate
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More details - 3.80%APY$1,609 over 48 months on $10,000
Requirements
Product: NCUA insured. Rates and APYs subject to change monthly as determined by the Credit Union Board of Directors. Early withdrawal penalties apply.
3.75% interest rate
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More details - 3.60%APY$148 over 5 months on $10,000
Requirements
Product: We reserve the right to decline or limit deposits at our discretion. Early withdrawal penalties may apply.
Offer: Minimum to obtain APY is $0.01.
Effective Nov 3, 2025
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More details - 3.50%APY$320 over 11 months on $10,000intro rate
Requirements
Product: Penalty for early withdrawal. Special promotional rate applicable for initial term only.
Offer: Special promotional rate is applicable for the initial term only. Early withdrawal penalty applies.
Promotional rate · Effective Oct 2, 2026
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More details - Security National Bank of South DakotaStep-Up CD (Sioux Falls)CD · 30 months · $1,000 min
Bank · 1 branch
3.50%APY$898 over 30 months on $10,000intro rateRequirements
Product: $1,000 minimum deposit to open. After 15 months, a step-up one-time rate increase is available to the customer upon request (equal to current 30-month offer rate at date of request). One-half (1/2) of the principal may be withdrawn without penalty after 15 months (during initial term only); subsequent withdrawals subject to penalty. Sioux Falls location.
Offer: Initial rate for 30-month term. After 15 months, a one-time step-up rate increase is available upon request.
Promotional rate · 3.47% interest rate
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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 CDs pay in Sioux City, IA-NE-SD metro
131 CDs at 14 banks and credit unions · checked Oct 6–22
- Typical
- 3.25%
- Top 10% from
- 4.00%
- Banks, typical
- 3.00%
- Credit unions, typical
- 3.55%
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Sioux City, IA-NE-SD metro
Top Carrot institutions
Ranked across their CDs, savings, auto loans and credit cards. How scores work
- Telco Triad Community Credit UnionCredit union · 4 branches
- Siouxland Federal Credit UnionCredit union · 7 branches