Current Arlington, South Dakota CD rates include CorTrust BankCorTrust Bank114 S Main St, Arlington, SD 57212A+5.0 ★Texas Ratio: 4.07% offering 1 Year Certificates of Deposit at 3.50% APY, Sentinel Federal Credit UnionSentinel Federal Credit UnionA+5.0 ★Texas Ratio: 4.56% offering Share Certificates & IRA Certificates 6 Month Tier 2 at 4.00% APY, Dakota Community Bank & TrustDakota Community Bank & TrustA+5.0 ★Texas Ratio: 0.89% offering IRA 60 MONTH at 3.94% APY, Sunrise Banks National AssociationSunrise Banks National AssociationA+5.0 ★Texas Ratio: 2.86% offering 6-month CDs at 3.80% APY, and American Bank & TrustAmerican Bank & TrustA+5.0 ★Texas Ratio: 2.47% offering 6-Month CD/IRA-CD at 3.70% APY. CD rates as of April 5, 2026 according to verified data from MonitorBankRates.
Arlington has 6 local institutions in our database, with CD rates as high as 3.50% APY from CorTrust Bank at 114 S Main St, Arlington, SD 57212. Use the tables below to compare all available CD terms and offers, including options from institutions serving the broader South Dakota 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: April 5, 2026
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Compare local Arlington, SD CD rate quotes against the statewide average
Weekly CD rate averages tracked across our database of 8,500+ banks and credit unions — updated every evening.
South Dakota 12-month CD rates fell 0.185 points this week to 3.019% APY.
South Dakota 6-month CD rates fell 0.377 points this week to 2.938% APY.
Direct-Sourced & Verified CD Rate Data: We aggregate certificate of deposit (CD) rates for Arlington, South Dakota directly from the official websites of banks and credit unions using our proprietary rate aggregation technology and a dedicated team of rate updaters. By pulling data straight 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 Arlington, South Dakota. 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 SD.
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.