Current Calamus, Iowa and the surrounding area money market rates include Atkins Savings B&TAtkins Savings B&TA+5.0 ★Texas Ratio: 2.49% Money Market Account at 3.56% APY, Cent Credit UnionCent Credit UnionA+5.0 ★Texas Ratio: 2.81% Cheers Money Market at 3.55% APY, Hills Bank and Trust CompanyHills Bank and Trust CompanyA5.0 ★Texas Ratio: 7.52% Purpose Money Market at 3.45% APY, Premier Bank Dubuque, IAPremier Bank Dubuque, IAA+5.0 ★Texas Ratio: 0.08% Mighty Miss Money Market at 3.25% APY, and Frontier Bank Sioux Falls, SDFrontier Bank Sioux Falls, SDA+5.0 ★Texas Ratio: 0.00% Money Market Select at 3.25% APY. Money market rates as of April 19, 2026 according to verified data from MonitorBankRates.
Calamus is a smaller community with no bank or credit union branches currently in our database. 150 institutions serving the Iowa area are available to Calamus residents, with money market rates as high as 3.56% APY from Atkins Savings B&T. Rates are continually updated — we recommend checking back frequently.
Rates reflect recent market quotes and representative offers available to depositors in Calamus, Iowa and surrounding area. Last Updated and Verified: April 19, 2026
New deposits only
Qualifying balance up to $15,000,000
Limited time offer
and up
Limited time offer
Qualifying balance up to $100,000.00
$250,000.01
Minimum of $2,500 to earn dividends
to $99,999
$50,000 and over
Minimum of $2,500 to earn dividends
Minimum of $2,500 to earn dividends
Minimum of $2,500 to earn dividends
Compare local Calamus, IA money market quotes against the statewide average
Daily money market rate averages tracked across our database of 8,500+ banks and credit unions — updated every evening.
Iowa high-yield MMA rates fell 0.016 points over the past 7 days to 2.897% APY.
Iowa standard MMA rates fell 0.014 points over the past 7 days to 0.926% APY.
Direct-Sourced & Verified Money Market Rate Data: We aggregate money market account rates for Calamus, Iowa directly from the official websites of banks and credit unions using our proprietary rate aggregation technology and a dedicated team of rate updaters. Every money market rate displayed 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 Calamus, Iowa. We feature a comprehensive mix of institutions from neighborhood credit unions and mid-sized regional banks to large national institutions available to savers in IA.
Daily Updates & Time-Stamped Accuracy: Our rate updaters verify and update money market rates daily. Because MMA yields can fluctuate rapidly based on market conditions, every product listed features its own specific “last updated” date, giving you complete transparency.