Sioux City, Iowa CD Rates Today - Compare Best APYs for June 2026
Brian McKay
Brian McKay
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Current Sioux City, Iowa CD rates include Siouxland Federal Credit UnionSiouxland Federal Credit Union2920 Gordon Dr, Sioux City, IA 51105A+5.0 ★Texas Ratio: 3.86%Real return: +0.75%APY minus CPI (February 2026) offering 60 Months at 3.55% APY, Telco Triad Community Credit UnionTelco Triad Community Credit Union3098 Floyd Blvd, Sioux City, IA 51108A+5.0 ★Texas Ratio: 1.83%Real return: +0.70%APY minus CPI (February 2026) offering Certificates 60 month at 3.50% APY, Sioux Valley Community Credit UnionSioux Valley Community Credit Union1120 6th St, Sioux City, IA 51101 1908C+4.1 ★Texas Ratio: 25.21%Real return: +0.20%APY minus CPI (February 2026) offering I1 12 Month Certificate at 3.00% APY, Heritage Bank N.A.Heritage Bank N.A.4530 Singing Hills Blvd, Sioux City, IA 51106A5.0 ★Texas Ratio: 6.65%Real return: +0.20%APY minus CPI (February 2026) offering 6 Month at 3.00% APY, and Wells FargoWells Fargo600 4th St, Sioux City, IA 51101A5.0 ★Texas Ratio: 7.44%Real return: -1.29%APY minus CPI (February 2026) offering 1 year Standard Fixed Rate CD at 1.51% APY. CD rates as of June 23, 2026 according to verified data from MonitorBankRates.
Sioux City has 47 local institutions in our database, with CD rates as high as 3.55% APY from Siouxland Federal Credit Union at 2920 Gordon Dr, Sioux City, IA 51105. Use the tables below to compare all available CD terms and offers, including options from institutions serving the broader Iowa area. Rates are continually updated — we recommend checking back frequently.
The Annual Percentage Yields (APYs) displayed reflect actual verified offers from top-rated institutions. Rates are subject to change at the institution's discretion without notice and may depend on your initial funding amount. A substantial penalty may be imposed for early withdrawal, which could reduce earnings on the account. CD Rates Last Updated and Verified: June 23, 2026
Compare Best CD Rates in Sioux City, Iowa & the Surrounding Area
Sioux City 3 Month CD Rates
Relationship APY: 0.06%. Early withdrawal penalties may apply. Additional terms are available at a branch.
Relationship APY: 0.06%. Early withdrawal penalties may apply. Additional terms are available at a branch.
Only available for members under age 18. Member may add to certificate balance at any time.
Interest Compounded and Credited: At Maturity
Interest Compounded and Credited: At Maturity
Open online
Interest Frequency: 3 Months; Early Withdrawal Penalty: 91 Days
APY is current as of 05/01/2026. All dividend rates subject to change without notice. Other terms and conditions apply. Annual Percentage Yield (APY) assumes all principal and interest remain on deposit for the full term. Membership required. Federally insured by NCUA.
APY is current as of 05/01/2026. All dividend rates subject to change without notice. Other terms and conditions apply. Annual Percentage Yield (APY) assumes all principal and interest remain on deposit for the full term. Membership required. Federally insured by NCUA.
Diamond APY
Platinum APY
Base APY
Sioux City 6 Month CD Rates
During the initial term, if the dividend rate increases on 36-month, 48-month or a 60-month Certificates, you are eligible to bump up your dividend rate two times for the remaining term of your certificate.
During the initial term, if the dividend rate increases on 36-month, 48-month or a 60-month Share Certificates, you are eligible to bump up your dividend rate two times for the remaining term of your certificate.
Relationship APY: 0.06%. Early withdrawal penalties may apply. Additional terms are available at a branch.
Relationship APY: 0.06%. Early withdrawal penalties may apply. Additional terms are available at a branch.
Quarterly
Penalty: 3 month
Penalty: 3 month
Quarterly
Not applicable to IRAs
Limited Time Special
Limited Time Special
APY shown accurate as of 6/1/26 and available for a limited time. Penalty for early withdrawal. Fees could reduce the earnings on the account for maintenance and activity fees. APY = Annual percentage yield. All dividend rates subject to change without notice. Other terms and conditions apply. Annual Percentage Yield (APY) assumes all principal and interest remain on deposit for the full term. Membership required. Federally insured by NCUA.
APY shown accurate as of 6/1/26 and available for a limited time. Other terms and conditions apply. Penalty for early withdrawal.
Diamond APY
Platinum APY
Interest Compounded and Credited: At Maturity
Interest Compounded and Credited: At Maturity
Special
Base APY
Penalty for Early Withdrawal: 3 Months; Frequency of Interest Paid: Quarterly
$50,000 and above
$25,000-$49,999.99
Sioux City 12 Month CD Rates
During the initial term, if the dividend rate increases on 36-month, 48-month or a 60-month Certificates, you are eligible to bump up your dividend rate two times for the remaining term of your certificate.
During the initial term, if the dividend rate increases on 36-month, 48-month or a 60-month Share Certificates, you are eligible to bump up your dividend rate two times for the remaining term of your certificate.
Relationship APY: 1.51%. Early withdrawal penalties may apply. Additional terms are available at a branch.
Relationship APY: 1.51%. Early withdrawal penalties may apply. Additional terms are available at a branch.
Limited Time Special
Limited Time Special
Quarterly
Member Loyalty APY: 4.15%
To qualify the individual must be 18 years of age or younger. Two additional deposits may be made during the 12 month term; minimum deposit of $100 required for each deposit.
To qualify the individual must be 18 years of age or younger. Two additional deposits may be made during the 12 month term; minimum deposit of $100 required for each deposit.
Penalty: 3 month
Penalty: 3 month
Quarterly
Member Loyalty APY: 4.05%
Interest Paid: Quarterly
Interest Paid: Quarterly; Auto Renew: Yes
Opening Balance $100,000.00+
Interest Frequency: 3 Months; Early Withdrawal Penalty: 91 Days
Interest Frequency: 3 Months; Early Withdrawal Penalty: 91 Days
Interest Paid: Quarterly
Opening Balance $1,000.00 - $19,999.99
Interest Compounded and Credited: Semi-Annually
Sioux City 18 Month CD Rates
Limited Time Special
Limited Time Special
Penalty: 6 month
Penalty: 6 month
limited time!
Additions Permitted
APY = Annual Percentage Yield. Rate subject to change without notice. Penalty for early withdrawal. APY is accurate as of 01/01/2026. Some restrictions may apply.
Interest Paid: Quarterly
Interest Paid: Quarterly; Auto Renew: Yes
Opening Balance $100,000.00+
Opening Balance $1,000.00 - $19,999.99
Interest Paid: Quarterly
Interest Compounded and Credited: Semi-Annually
Quarterly
Member Loyalty APY: 3.50%
Member Loyalty APY: 3.40%
Quarterly
Sioux City 24 Month CD Rates
During the initial term, if the dividend rate increases on 36-month, 48-month or a 60-month Certificates, you are eligible to bump up your dividend rate two times for the remaining term of your certificate.
During the initial term, if the dividend rate increases on 36-month, 48-month or a 60-month Share Certificates, you are eligible to bump up your dividend rate two times for the remaining term of your certificate.
Limited Time Special
Limited Time Special
A Limited Time Offer!
Rates accurate as of June 1, 2026 and subject to change. Click here to view CD Disclosures.
Interest Paid: Quarterly; Auto Renew: Yes
Interest Paid: Quarterly
Treasury Rates**: 4.13%
Treasury Rates**: 4.13%
Annual Percentage Yield, penalty for early withdrawal. Rate as of 6/12/2026 and subject to change.
Interest Paid: Quarterly
Opening Balance $100,000.00+
Opening Balance $1,000.00 - $19,999.99
Quarterly
Member Loyalty APY: 3.45%
Interest Compounded and Credited: Semi-Annually
Member Loyalty APY: 3.35%
Sioux City 36 Month CD Rates
One Bump - Up per Term
One Bump - Up per Term
During the initial term, if the dividend rate increases on 36-month, 48-month or a 60-month Certificates, you are eligible to bump up your dividend rate two times for the remaining term of your certificate.
During the initial term, if the dividend rate increases on 36-month, 48-month or a 60-month Share Certificates, you are eligible to bump up your dividend rate two times for the remaining term of your certificate.
Interest Paid: Quarterly
Interest Paid: Quarterly; Auto Renew: Yes
Treasury Rates**: 4.17%
Treasury Rates**: 4.17%
Opening Balance $100,000.00+
Interest Paid: Quarterly
Opening Balance $1,000.00 - $19,999.99
Opening Balance $100,000.00+
Opening Balance $1,000.00 - $19,999.99
Interest Compounded and Credited: Semi-Annually
Interest Compounded and Credited: Semi-Annually
Sioux City 48 Month CD Rates
During the initial term, if the dividend rate increases on 36-month, 48-month or a 60-month Certificates, you are eligible to bump up your dividend rate two times for the remaining term of your certificate.
During the initial term, if the dividend rate increases on 36-month, 48-month or a 60-month Share Certificates, you are eligible to bump up your dividend rate two times for the remaining term of your certificate.
Interest Paid: Quarterly; Auto Renew: Yes
Interest Paid: Quarterly
Interest Paid: Quarterly
Interest Compounded and Credited: Semi-Annually
Quarterly
Member Loyalty APY: 3.15%
Sioux City 60 Month CD Rates
During the initial term, if the dividend rate increases on 36-month, 48-month or a 60-month Certificates, you are eligible to bump up your dividend rate two times for the remaining term of your certificate.
During the initial term, if the dividend rate increases on 36-month, 48-month or a 60-month Share Certificates, you are eligible to bump up your dividend rate two times for the remaining term of your certificate.
Interest Paid: Quarterly
Interest Paid: Quarterly; Auto Renew: Yes
Interest Paid: Quarterly
Interest Compounded and Credited: Semi-Annually
Penalty: 6 month
Penalty: 6 month
Banks and Credit Unions: If you identify an incorrect rate or wish to request removal from MonitorBankRates.com, please contact us here.
Sioux City, IA CD Rate Trends
Compare local Sioux City, IA CD rate quotes against the statewide average
Daily CD rate averages tracked across our database of 8,500+ banks and credit unions — updated every evening.
Iowa 12-month CD rates fell 0.031 points over the past 7 days to 2.586% APY.
Iowa 6-month CD rates fell 0.050 points over the past 7 days to 2.247% APY.
IA CD Rate Forecast — Next 12 Months
Where are Iowa CD rates headed through June 2027?
Projections based on Fed funds rate futures and historical CD-to-fed-funds spread model. Not financial advice.
What Your Savings Earn at IA CD Rates Today
Annual interest earnings at today’s Iowa average APYs. State average used where available; national average as fallback.
| CD Term | IA Avg APY | $5,000 | $10,000 | $25,000 | $50,000 |
|---|---|---|---|---|---|
| 3-Month CD | 1.266% | $63.31 | $126.61 | $316.53 | $633.05 |
| 6-Month CD | 2.247% | $112.37 | $224.74 | $561.85 | $1,123.70 |
| 12-Month CD | 2.586% | $129.31 | $258.62 | $646.55 | $1,293.10 |
| 18-Month CD | 2.694% | $134.70 | $269.39 | $673.48 | $1,346.95 |
| 24-Month CD | 2.747% | $137.35 | $274.70 | $686.75 | $1,373.50 |
| 36-Month CD | 2.678% | $133.90 | $267.80 | $669.50 | $1,339.00 |
| 48-Month CD | 2.740% | $137.00 | $274.00 | $685.00 | $1,370.00 |
| 60-Month CD | 2.728% | $136.41 | $272.82 | $682.05 | $1,364.10 |
| Earnings shown are annualized (APY basis). Actual earnings for sub-12-month terms will be proportionally lower at maturity. Rates as of June 23, 2026. | |||||
Sample CD Ladder for Sioux City, Iowa Savers
$25,000 split equally across 5 terms using today’s Iowa average rates. As each CD matures, reinvest at the 36-month rung.
| Rung | Term | Deposit | IA Avg APY | Annual Earnings |
|---|---|---|---|---|
| 1 | 3-Month CD | $5,000 | 1.266% | $63.31 |
| 2 | 6-Month CD | $5,000 | 2.247% | $112.37 |
| 3 | 12-Month CD | $5,000 | 2.586% | $129.31 |
| 4 | 24-Month CD | $5,000 | 2.747% | $137.35 |
| 5 | 36-Month CD | $5,000 | 2.678% | $133.90 |
| Total ($25,000 invested) | $25,000 | 2.305% blended | $576.24/yr | |
Ladder example uses equal $5,000 rungs and Iowa average APYs. Actual earnings depend on the specific institution and product chosen. Use the calculator above to model your exact deposit amounts.
Tracked in Sioux City, Iowa
About Our Sioux City, Iowa CD Rate Database
MonitorBankRates tracks 599 CD rates from 46 banks and 27 credit unions with locations in Sioux City, Iowa, plus national online institutions available to Iowa residents. Our proprietary aggregation system pulls verified rate data directly from each institution’s official website — no estimates, no national averages passed off as real offers.
Every rate listed includes the institution’s Safety Grade (A+ to F), Star Rating (1–5), and Texas Ratio — objective financial health metrics calculated from FDIC and NCUA regulatory data — so you can compare yield and institutional safety in one place.
Current top rate: Siouxland Federal Credit Union offers a CD at 3.55% APY with a minimum deposit of $1,000. Use the rate table above to compare all current offers in Sioux City, Iowa.
How to Find the Best CD Rates in Sioux City, Iowa
What to compare when shopping for a CD in Sioux City, Iowa
To find the best APYs in Sioux City, Iowa, start with credit unions and online-only banks — Sioux City, Iowa has 27 credit unions in our database, and they consistently offer some of the highest yields because they have lower overhead than traditional banks and compete aggressively for deposits.
Always compare the APY (Annual Percentage Yield), not just the interest rate. The APY reflects compounding and is the true measure of what you’ll earn.
Also compare the early withdrawal penalty. Common penalties range from 30 to 180 days of interest depending on the term. If you’re unsure whether you’ll need the funds early, a no-penalty CD or a high-yield savings account may be a better fit.
When a CD Makes Sense in Sioux City, Iowa
- You have a planned expense coming up and want your savings to earn while you wait
- You expect rates to fall and want to lock in today’s rate
- You want FDIC or NCUA protection with a guaranteed fixed return
- You prefer banking with an institution that has a local branch in Sioux City, Iowa — 73 institutions here report CD rates
Consider an Alternative If…
- You may need funds within 30 days → Sioux City, Iowa savings rates
- Rates are rising and you want to benefit → Variable-rate savings or MMA
- You want check-writing access → Sioux City, Iowa money market rates
Iowa Financial Snapshot
Local demographics and economic context for CD savers — Source: U.S. Census Bureau ACS 2024 (state-level data shown — city data not available)
18.1% of residents are 65 or older, in line with the national average of 17.3%; a low unemployment rate of 3.6% reflects a strong local economy. At today’s IA 12-month CD average of 2.586%, saving 10% of the local median salary ($4,418/year) and putting it in a CD would earn an additional $114 annually in interest.
Data: U.S. Census Bureau, American Community Survey 5-Year Estimates 2024. Median earnings from ACS 2023 place-level estimates.
CD Rates vs. Other Savings Options in Sioux City, Iowa
What to compare when choosing between a CD and other deposit accounts
| Feature | CD | High-Yield Savings | Money Market | 6-Month CD |
|---|---|---|---|---|
| Rate Type | Fixed APY | Variable APY | Variable APY | Fixed APY |
| Liquidity | Locked for term | Anytime | Anytime | Locked 6 months |
| Early Withdrawal | Penalty (months of interest) | None | None | Penalty (90–180 days interest) |
| FDIC / NCUA Insured | Yes (up to $250K) | Yes (up to $250K) | Yes (up to $250K) | Yes (up to $250K) |
| Check / Debit Access | No | Usually no | Often yes | No |
| Best For | Known savings goal, CD ladder | Emergency fund, flexible savings | Liquid savings with check-writing | Slightly higher yield, less urgency |
How Certificates of Deposit Work in Sioux City, Iowa
A certificate of deposit (CD) is a deposit account that holds a fixed sum of money for a fixed term, commonly three months to five years, in exchange for a guaranteed interest rate. In return for leaving the money untouched until the term ends, a saver in Sioux City, Iowa typically earns a higher rate than a standard savings account pays. CDs from banks are insured by the FDIC and those from credit unions by the NCUA, in Sioux City, Iowa as everywhere in the U.S.
Choosing a CD Term in Sioux City, Iowa
The term is the length of time the money is committed before the CD matures. Shorter terms such as three or six months give Sioux City, Iowa savers easier access to their funds. For example, Heritage Bank N.A. is offering its 6 Month at 3.00% APY. Longer terms such as three or five years usually pay higher rates. On the longer end, Siouxland Federal Credit Union is offering its 60 Months at 3.55% APY. When a CD matures, the depositor can withdraw the principal and interest or roll the balance into a new term, so it helps to match the term to when the money will actually be needed.
CD Risk and Safety for Sioux City, Iowa Savers
CDs are among the lowest-risk savings products available because the rate is fixed for the full term and the balance is federally insured up to $250,000 per depositor, per institution, per ownership category. For a Sioux City, Iowa saver, the main trade-off is liquidity: withdrawing funds before maturity usually triggers an early-withdrawal penalty, often 30 to 180 days of interest depending on the term.
How CD Interest Is Paid in Sioux City, Iowa
Interest on a CD is calculated using the annual percentage yield (APY), which reflects the effect of compounding over a year. Depending on the institution, interest may be credited monthly, quarterly, or at maturity, and can be paid out to a linked account or added back to the CD to compound. When comparing the Sioux City, Iowa CDs listed above, a saver gets the truest picture of total earnings by looking at APY rather than the nominal rate.
Fixed vs. Variable CD Rates in Sioux City, Iowa
Most CDs carry a fixed rate that is locked for the entire term, protecting a Sioux City, Iowa depositor if market rates fall after the account is opened. Some institutions offer variable-rate or bump-up CDs whose rate can change during the term; these may start lower but allow the rate to rise if conditions improve. Which is better depends on the direction a saver expects rates to move.
Frequently Asked Questions about CD Rates in Sioux City, Iowa
Are CD rates in Sioux City, Iowa FDIC insured?
Do I have to pay state taxes on CD interest in Sioux City, Iowa?
Can I withdraw my money early from a CD?
What is the difference between a Jumbo CD and a regular CD?
Are fixed-rate CDs better than variable-rate CDs?
What is a CD ladder?
Best CD rates in Sioux City, Iowa?
- Siouxland Federal Credit Union: 3.55% APY (60 Months)
- Telco Triad Community Credit Union: 3.50% APY (Certificates 60 month)
- Sioux Valley Community Credit Union: 3.00% APY (I5 36 Month)
- Heritage Bank N.A.: 3.00% APY (12 Month)
- Wells Fargo: 1.51% APY (1 year Standard Fixed Rate CD)
- Washington State Bank Washington, IA: 4.25% APY (24 Months*)
- Luana Savings Bank: 4.14% APY (18 Month)
- Cedar Falls Community Credit Union: 4.10% APY (Share Certificate 12 months)
- Vibrant Credit Union: 4.10% APY (6-Month CD Special)
- Affinity Credit Union: 4.06% APY (12 month)
CD Calculators for Sioux City, Iowa
At today’s IA top rate of 3.55% APY, a $10,000 deposit earns $355 in the first year. Enter your amount to see your exact return.
Sioux City, Iowa CD LadderIA CD rates currently range from 1.266% (3-month) to 2.678% (36-month). Model a ladder with local rates to keep cash accessible while maximizing yield.
Early Withdrawal PenaltyBefore locking into a Sioux City, Iowa CD at 3.55% APY, know your exit cost. Most institutions charge 90–180 days of interest — calculate your real net return if you need early access.
CD vs. High-Yield SavingsIowa’s average 12-month CD is 2.586% APY. Compare locking in that rate against a flexible high-yield savings account to see which earns more for your deposit and timeline.
Methodology & Data Sources
Independent, Free, and Unbiased Rate Comparisons: MonitorBankRates.com is an independent rate comparison service. Our Sioux City, Iowa CD rate tables are free for consumers to use, and we do not receive payment from any financial institution to be included or to be ranked in any particular order. Listings are based solely on the rates each institution publicly advertises on its own website.
A Note on Third-Party Rate Tools: Some pages on our site also feature rate comparison widgets and tools provided by third-party partners. These tools may include sponsored listings or affiliate links, and we may receive compensation when users click through them. We clearly label these widgets so you can tell at a glance which rates come from our independent MonitorBankRates.com tables and which come from our advertising partners.
Direct-Sourced & Verified CD Rate Data: We aggregate certificate of deposit (CD) rates for Sioux City, Iowa directly from the official websites of banks and credit unions using our proprietary rate aggregation technology and a dedicated team of rate updaters. By sourcing data from the institutions' own digital properties and manually verifying yields daily, every rate on MonitorBankRates.com is highly accurate and trustworthy.
Local, Regional, and National Coverage: Our systems constantly monitor the market to provide a complete picture of available yields in Sioux City, Iowa. We feature a comprehensive mix of institutions — from neighborhood credit unions and competitive regional banks to high-yield CDs from large national institutions available to savers in IA.
Daily Updates & Time-Stamped Accuracy: Our rate updaters verify and update CD rates daily. Because yields can fluctuate rapidly, every CD product listed features its own specific “last updated” date for full transparency.
