The best savings rates for Waterloo, Illinois and the surrounding area include First Community Credit UnionFirst Community Credit Union971 N Illinois Route 3, Waterloo, IL 62298 1074A+5.0 ★Texas Ratio: 3.72% Health Savings Accounts (HSA) at 3.05% APY, Dieterich BankDieterich Bank1405 N Illinois Route 3, Waterloo, IL 62298A+5.0 ★Texas Ratio: 0.95% Savings Account at 0.55% APY, Scott Credit UnionScott Credit Union1019 N Illinois Route 3, Waterloo, IL 62298 3288A5.0 ★Texas Ratio: 6.09% Youth Share Savings at 0.45% APY, FNB of WaterlooFNB of Waterloo228 S Main St, Waterloo, IL 62298A+5.0 ★Texas Ratio: 2.35% FNB Premier MMA at 0.40% APY, and State Bank Waterloo, ILState Bank Waterloo, IL885 N Illinois Route 3, Waterloo, IL 62298B4.6 ★Texas Ratio: 20.21% Regular Savings at 0.15% APY.
To see how these savings rates in Waterloo, Illinois, and the surrounding area, compare, use our comprehensive tables below for side-by-side comparisons to find the best savings rates available. Rates in Waterloo, Illinois (IL) are continually updated — we recommend checking back frequently.
Savings rates reflect recent market quotes and representative offers available to depositors in Waterloo, Illinois and the surrounding area. Last Updated and Verified: March 22, 2026
Compare local Waterloo, IL 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.
Illinois high-yield savings rates rose 0.809 points this week to 2.319% APY, up from 1.510% last week.
Illinois standard savings rates fell 0.170 points this week to 0.451% APY, down from 0.620% last week.
Funds can be withdrawn. Must deposit in this account in conjunction with a deposit to a Duo CD.
$3 fee if below $25
Kidz Club and Teen Share
Qualifying balance up to $5,000.00
Qualifying balance up to $5,000.00
when you add Direct Deposit to a new or existing Justice Federal Checking Account.
Terms and Conditions apply.
Intro rate subject to change
$250,000.00 - $499,999.99
Direct-Sourced & Verified Savings Rate Data: We aggregate savings account rates for Waterloo, Illinois 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 Waterloo, Illinois. We feature a comprehensive mix of institutions — from neighborhood credit unions and competitive regional banks to large national institutions available to savers in IL.
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.