The best savings rates for Grinnell, Iowa and the surrounding area include Grinnell State BankGrinnell State Bank814 4th Ave, Grinnell, IA 50112A+5.0 ★Texas Ratio: 0.00% Simply Savings at 2.02% APY, Community 1st Credit Union Ottumwa, IACommunity 1st Credit Union Ottumwa, IA205 West St, Grinnell, IA 50112 2313B-4.3 ★Texas Ratio: 23.52% ClubGo Savings at 1.00% APY, Lincoln Savings BankLincoln Savings Bank1025 Main St, Grinnell, IA 50112A-5.0 ★Texas Ratio: 15.31% Savings (Interest Compounded Quarterly) at 0.25% APY, Wells FargoWells Fargo833 4th Ave, Grinnell, IA 50112A5.0 ★Texas Ratio: 7.44% Retirement High Yield Savings at 0.05% APY, and Fidelity Bank & Trust (IA)Fidelity Bank & Trust (IA)124 1st St Se, Waverly, IA 50677A+5.0 ★Texas Ratio: 1.72% Snap $tack Savings at 5.12% APY. Savings rates as of March 25, 2026 according to verified data from MonitorBankRates.
To see how these savings rates in Grinnell, Iowa, and the surrounding area, compare, use our comprehensive tables below for side-by-side comparisons to find the best savings rates available. Rates in Grinnell, Iowa (IA) are continually updated — we recommend checking back frequently.
Savings rates reflect recent market quotes and representative offers available to depositors in Grinnell, Iowa and the surrounding area. Last Updated and Verified: March 25, 2026
Qualifying balance up to $500.00
$200,000.00 +; Minimum to open $100
$100,000.00 to $199,999.99; Minimum to open $100
Qualifying balance up to $100,000.00
$50,000.00 to $99,999.99; Minimum to open $100
Qualifying balance up to $200,000.00
$5,000.00 to $49,999.99; Minimum to open $100
Qualifying balance up to $1,000,000.00
$0.00 to $499.99; Minimum to open $100
Money Market Savings Minimum to open $100; Minimum for APY $25,000 AB7
Avoid the $12 monthly service fee with a $3,500 minimum daily balance each fee period.; $25 minimum opening deposit
Avoid the $12 monthly service fee with a $3,500 minimum daily balance each fee period.; $25 minimum opening deposit
$25 minimum opening deposit
Avoid the $12 monthly service fee with a $3,500 minimum daily balance each fee period.; $25 minimum opening deposit
Qualifying balance up to $5,000.00
Qualifying balance up to $500.00
Qualifying balance up to $5,000.00
No fees; No hassle; No worries
Contact your local banker for more details!
Contact your local banker for more details!
Introductory APY
Introductory APY
Max Balance $1,000
Qualifying balance up to $1,000.00
Minimum of $2,500 to earn dividends
Qualifications Required: eStatements enrollment; Online Only
Compare local Grinnell, IA savings rate quotes against the statewide average
Weekly savings rate averages tracked across our database of 8,500+ banks and credit unions — updated every evening.
Iowa high-yield savings rates rose 0.599 points this week to 1.936% APY, up from 1.337% last week.
Iowa standard savings rates rose 0.233 points this week to 0.603% APY, up from 0.371% last week.
Direct-Sourced & Verified Savings Rate Data: We aggregate savings account rates for Grinnell, 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 savings 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 Grinnell, Iowa. We feature a comprehensive mix of institutions — from neighborhood credit unions and competitive regional banks to large national institutions available to savers in IA.
Daily Updates & Time-Stamped Accuracy: Our rate updaters verify and update savings rates daily. Because savings account yields can fluctuate rapidly, every product listed features its own specific “last updated” date, giving you complete transparency.