O Fallon, Illinois Savings Rates - October 2026
Brian McKay
Brian McKay
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O Fallon, Illinois savings account rates range from 0.01% to 5.12% APY, verified by MonitorBankRates as of October 14, 2026. The best savings rates for O Fallon, Illinois and the surrounding area include First Bank Creve Coeur, MOFirst Bank Creve Coeur, MO804 W Us Highway 50, O Fallon, IL 62269A+5.0 ★Texas Ratio: 2.49%Real return: +1.20%APY minus 2.8% CPI (February 2026) Kids Cash Savings at 4.00% APY, Citizens Equity First Credit UnionCitizens Equity First Credit Union450 Regency Park, O Fallon, IL 62269 1886A+5.0 ★Texas Ratio: 5.89%Real return: -1.15%APY minus 2.8% CPI (February 2026) Savings Accounts at 1.65% APY, Scott Credit UnionScott Credit Union712 E Highway 50, O Fallon, IL 62269 2812A+5.0 ★Texas Ratio: 3.36%Real return: -2.05%APY minus 2.8% CPI (February 2026) Share Savings at 0.75% APY, FCB BanksFCB Banks1501 W Highway 50, O Fallon, IL 62269A5.0 ★Texas Ratio: 7.31%Real return: -2.40%APY minus 2.8% CPI (February 2026) Health Savings Account (HSA) at 0.40% APY, and Woodforest National BankWoodforest National Bank1530 W Highway 50, O Fallon, IL 62269A-5.0 ★Texas Ratio: 14.96%Real return: -2.45%APY minus 2.8% CPI (February 2026) Personal Savings at 0.35% APY.
O Fallon has 26 local institutions in our database, with savings rates as high as 4.00% APY from First Bank Creve Coeur, MO at 804 W Us Highway 50, O Fallon, IL 62269. Use the table below to compare all available offers, including options from institutions serving the broader Illinois area. Rates are continually updated, so we recommend checking back frequently.
Savings rates reflect recent market quotes and representative offers available to depositors in O Fallon, Illinois and the surrounding area. Last Updated and Verified: October 14, 2026
Compare the Best Savings Rates in O Fallon, Illinois & Surrounding Communities
Balance: $.01 - $500.00
- Oct 3, 20262.90%▲ from 2.75%
- Sep 14, 20262.75%first recorded
Balance: $10,000.00 and over; Tier: TIER-3; Min. to Earn APY: $10,000.00
- Oct 14, 20261.65%▲ from 1.55%
- Sep 18, 20261.55%▲ from 1.36%
- Sep 14, 20261.36%first recorded
Balance: $1,000.00 - $9,999.99; Tier: TIER-2; Min. to Earn APY: $1,000.00
- Oct 14, 20261.60%▲ from 1.55%
- Sep 18, 20261.55%▲ from 1.36%
- Sep 14, 20261.36%first recorded
Balance: $1.00 - $999.99; Tier: TIER-1; Min. to Earn APY: $1.00
- Sep 18, 20261.55%▲ from 1.36%
- Sep 14, 20261.36%first recorded
Balance: $50,000 and Over
Balance: $25,000-$49,999.99
Balance: $10,000-$24,999.99
Minor Share accounts earn the same APY as regular shares on balances over $1,000; Dividends are paid on balances of $100 or more; Rates effective as of February 1, 2023
Balance: All Balances
Balance: $10,000 or more; a daily collected balance of $10,000 must be maintained to obtain the yield; Monthly minimum balance fee $3.00 if balance falls below $200 any day of the statement period; Requirements to waive: $200 minimum daily balance each day in the statement period; Interest compounded and credited quarterly
Over $10,000; Transaction Limits: Limited
Dividends are paid on balances of $100 or more; Rates effective as of February 1, 2023
Over $10,000; Transaction Limits: Limited
- Oct 2, 20260.30%▲ from 0.05%
- Sep 27, 20260.05%▼ from 0.30%
- Sep 14, 20260.30%first recorded
Compounded & Credited: Monthly
Compounded & Credited: Monthly
Balance: less than $10,000; Monthly minimum balance fee $3.00 if balance falls below $200 any day of the statement period; Requirements to waive: $200 minimum daily balance each day in the statement period; Interest compounded and credited quarterly
- Oct 7, 20260.20%▼ from 0.35%
- Oct 2, 20260.35%first recorded
Under $10,000; Transaction Limits: Limited
Balance: $25,000+
Under $10,000; Transaction Limits: Limited
- Oct 2, 20260.05%▼ from 0.25%
- Sep 27, 20260.25%▲ from 0.05%
- Sep 14, 20260.05%first recorded
Balance: $0 - $9,999.99
Balance: $.01 - $4,999.99
Balance: $1.00 - $499.99
Balance: $500.01 or more
Qualifications Required; Balance: $0 - $5,000.00; Qualifying balance up to $5,000.00 earns 5.12% APY; balances above $5,000.00 earn 0.05% interest rate and 0.05% APY; if qualifications are not met, rate and APY are 0.05%
Balance: $0 - $999.99; Blended rate account, qualifying balance up to $999.99; Valid thru 10/31/2026
Balance: $100.00 - $5,000.99 earns APY 5.00%; Balances $5,001.00 and above earn APY 0.20%; Requires open checking account under same membership number; Must be 22 or older; One per Social Security or Taxpayer Identification Number; Minimum Balance/Average Daily Balance: $5/$100
Balance: $0 - $5,001; Online Only; available to new members only; tiered account
Balance: $1,000,000+; tiered account; tier rate applies to entire balance
Term: 12 months introductory promotion; New customer introductory promo; must be a new Valley National Bank customer; introductory rate is standard rate plus 0.67% for one year; online only
Qualifications Required; Balance: 0 to $50,000
- Oct 14, 20264.00%▲ from 0.05%
- Sep 9, 20260.05%first recorded
Balance: $0 - $1,999.99
Balance: $5,002 - $14,999; tiered account
Qualifications Required; Qualifying balance up to $25,000; requires direct deposit(s) of at least $500.00 per month to a Freedom Direct, Justice National, Beyond the Badge or Student checking account; No minimum balance requirement
- Oct 12, 20264.00%▲ from 0.10%
- Oct 4, 20260.10%first recorded
Qualifications Required: Must meet average daily balance requirements ($5 increase over previous month's balance, excluding dividends) and eStatements at a valid email address to earn qualifying rate; Rates valid as of 01/01/2026. Rates are variable and are subject to change after the account is opened. If stated, the account requires a minimum balance to earn the listed APY. Fees may reduce earnings on the account. Other conditions may apply. Please refer to IHMVCU's terms of use and account opening policies for important information and disclosures. Must meet average daily balance requirements ($5 increase over previous month's balance, excluding dividends) and eStatements at a valid email address to earn qualifying rate.
Balance: $5,000-$100,000
Balance: $0.01
Balance: $0.01
Balance: $0.01
Balance: $0.01 and over; No account fees; Individual or joint account; FDIC insured up to $250,000 per account owner
Balance: $250,000 - $999,999; tiered account; tier rate applies to entire balance
Published APY range: 3.62% to 5.00%. Balance: $1,000 - $1,999.99; Blended rate account (each tier rate applies only to its balance band); Valid thru 10/31/2026
Valid Thru: 10/18/2026
Student Savings Accounts; Rates valid on the first $5,000 in the savings; balances over $5,000 earn 0.500% APY; Dividend paid monthly on the average daily balance; Rate may change after the account is opened
Student Savings Accounts; Rates valid on the first $5,000 in the savings; balances over $5,000 earn 0.500% APY; Dividend paid monthly on the average daily balance; Rate may change after the account is opened
Earn up to 3.50% APY when you are an account owner of a U.S. Bank Smartly Checking, Safe Debit account, or U.S. Bank Smartly Visa Signature Card and a Combined Qualifying Balance (CQB) of at least $25,000; APYs may vary by location and are accurate for accounts opened on today's date; Monthly maintenance fee $5, waivable; Restrictions apply
Balance: $100,000 and above
- Sep 24, 20263.50%▲ from 2.50%
- Sep 11, 20262.50%first recorded
Balance: $100,000 - $249,999; tiered account; tier rate applies to entire balance
Valid Thru: 10/18/2026
Valid Thru: 10/18/2026
Balance: $250,000.00 - $499,999.99
Balance: $100,000+; Effective Date: 08/05/2026
Balance: up to $4,999.99
Minimum initial deposit $1,000 for Traditional and Roth IRA Certificates; $500 for Educational IRA Certificates
- Oct 8, 20263.30%▲ from 3.05%
- Sep 16, 20263.05%first recorded
Early withdrawal penalty: 180 day dividend
Balance: $25,000 or more; Rates for New Savings Customers; Earn 3.25% APY as a new Wells Fargo savings customer; California Bay Area counties branches only
- Oct 14, 20263.25%▲ from 0.05%
- Oct 7, 20260.05%▲ from 0.01%
- Sep 14, 20260.01%first recorded
Balance: $5MM and over; Tiered rate account, minimum balance of $100,000 required to obtain the premium APY
Balance: $5,000.00 to $2,000,000.99; Disclosure Link 2 of 3; Requires open Huntington Perks Checking account; New money required
Balance: $5,000.00 to $2,000,000.99; Disclosure Link 2 of 3; Requires open Huntington Platinum Perks Checking account; New money required
Balance: $2,000. - above
Balance: $100+; Tiered account; Membership Share account required
Balance: $5 - $1,000; Dividends and APY accurate as of the last dividend declaration date; $5 penalty per withdrawal (waived if funds transferred to IRA); not a retirement account
Compounding and Crediting Frequency: Monthly; Rate only available for Health Savings Account contributions.
Balance: $100+; Effective Date: 08/05/2026
APY accurate as of 10-01-2025; Minimum Balance for APY: $0.01; Online Only
Balance: $150,000.00 - $249,999.99
Qualifications Required; Balance: $0.00 - $75,000.00
Balance: $100,000 and above
Banks and Credit Unions: If you identify an incorrect rate or wish to request the removal of your institution’s data, please contact us here.
O Fallon, IL Savings Rate Trends
Compare local O Fallon, IL savings rate quotes against the statewide average
Daily savings rate averages tracked across our database of 8,500+ banks and credit unions, updated every evening.
Illinois high-yield savings rates rose 0.038 points over the past 7 days to 1.919% APY, up from 1.881%.
Illinois standard savings rates fell 0.002 points over the past 7 days to 0.291% APY, down from 0.293%.
O Fallon, Illinois Savings Rate Forecast, Next 12 Months
Savings rates move with Federal Reserve policy. Our model uses the current IL high-yield average and a Fed funds spread to project the likely rate trajectory for 2026 to 2027.
Savings account rates are variable and move in close correlation with the Federal Reserve’s federal funds rate target. Our 12-month forecast is derived from the current IL high-yield savings average of 1.919% APY and a Fed funds spread model calibrated to the historical relationship between policy rate changes and deposit rate adjustments at banks and credit unions.
Key assumptions: the Federal Reserve holds the federal funds rate at its current level over the next 12 months, with the possibility of one 25 basis point increase; deposit rates at banks and credit unions track policy-rate changes within 60 to 90 days. High-yield online savings rates tend to adjust faster than standard branch-based savings rates.
Important notice: This forecast is for informational purposes only and should not be used as the sole basis for financial decisions. Rate forecasts carry significant uncertainty. The actual trajectory will depend on Federal Reserve decisions, economic conditions, and competitive dynamics among financial institutions in O Fallon, Illinois.
Savings Account Earnings in O Fallon, Illinois
Annual interest earnings at current IL average APYs, based on the high-yield and standard savings averages tracked in our database. Compounding assumed monthly.
| Balance | HY Savings (1.919% APY) | Monthly Earnings | Standard Savings (0.291% APY) | Monthly Earnings |
|---|---|---|---|---|
| $5,000 | $95.97 / year | $8.00 | $14.55 / year | $1.21 |
| $10,000 | $191.93 / year | $15.99 | $29.10 / year | $2.43 |
| $25,000 | $479.83 / year | $39.99 | $72.75 / year | $6.06 |
| $50,000 | $959.65 / year | $79.97 | $145.50 / year | $12.13 |
| Earnings estimates use daily compounding. Actual earnings depend on exact rate, compounding frequency, and daily balance maintained. Rates are variable and subject to change. Source: O Fallon, Illinois savings rate averages as of October 14, 2026. | ||||
About Our O Fallon, Illinois Savings Rate Database
MonitorBankRates found 8 institutions with branches in O Fallon (4 banks, 4 credit unions), plus 30 additional state-chartered and national online institutions available to O Fallon 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 to 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: First Bank Creve Coeur, MO offers a savings account at 4.00% APY. Use the rate table above to compare all current offers in O Fallon, Illinois.
How to Find the Best Savings Rates in O Fallon, Illinois
What to compare when shopping for a savings account in O Fallon, Illinois
To find the best savings APYs in O Fallon, Illinois, start with credit unions and online-only banks: O Fallon, Illinois has 16 credit unions in our database, and they consistently offer some of the highest yields because they are member-owned nonprofits with lower overhead than traditional banks.
Always compare the APY (Annual Percentage Yield), not just the interest rate. APY reflects compounding and is the true measure of what you’ll earn. Savings accounts that compound daily earn slightly more than those compounding monthly at the same stated rate. The current IL high-yield savings average is 1.919% but top local institutions are offering as high as 4.00%, so shopping around pays off.
Unlike a CD, savings account rates are variable. Your rate can change at any time with Federal Reserve policy. Many institutions offer elevated introductory rates that reset after a promotional period. Review your account periodically to ensure your APY remains competitive.
When a High-Yield Savings Account Makes Sense
- Emergency fund: Financial experts recommend 3 to 6 months of expenses in a liquid, FDIC-insured account. O Fallon, Illinois high-yield savings rates currently average 1.919% APY, far above a typical checking account.
- Short-term savings goals (6 to 24 months): If you may need the money soon, a savings account gives you immediate access without early withdrawal penalties.
- Parking cash between investments: A high-yield savings account at O Fallon, Illinois institutions keeps idle cash working harder while remaining fully accessible.
- You prefer banking locally: 38 institutions in O Fallon, Illinois report savings rates to our database.
- No rate lock-in risk: Unlike a CD, your rate moves up with the market if rates rise further.
Consider an Alternative If…
- You want a locked-in, guaranteed return O Fallon, Illinois CD rates
- You want check-writing flexibility O Fallon, Illinois money market rates
- You need daily transaction access O Fallon, Illinois checking rates
Illinois Financial Snapshot
Local demographics and economic context for savers. Source: U.S. Census Bureau (state-level data shown; city data not available)
17.0% of residents are 65 or older, in line with the national average of 17.3%. At today’s IL high-yield savings average of 1.919%, saving 10% of the local median salary ($4,839/year) would earn an additional $93 annually in interest.
Data: U.S. Census Bureau and U.S. Bureau of Labor Statistics.
Savings Accounts vs. Other O Fallon, Illinois Options
How high-yield savings accounts compare to other deposit products available at banks and credit unions in O Fallon, Illinois.
| Feature | High-Yield Savings | Standard Savings | Money Market | CD (12-Month) |
|---|---|---|---|---|
| Current IL Avg APY | 1.919% | 0.291% | View MMA Rates | View CD Rates |
| Rate Type | Variable | Variable | Variable | Fixed for term |
| FDIC / NCUA Insured | ✓ Up to $250K | ✓ Up to $250K | ✓ Up to $250K | ✓ Up to $250K |
| Withdraw Anytime | ✓ Yes | ✓ Yes | ✓ Yes | ✗ Penalty applies |
| Check Writing | ✗ No | ✗ No | ✓ Often yes | ✗ No |
| Debit / ATM Card | Some institutions | ✗ Rarely | ✓ Often yes | ✗ No |
| Typical Min Deposit | $0 to $100 | $25 to $100 | $0 to $2,500 | $500 to $1,000 |
| Rate Risk | Variable, moves with Fed policy | Variable, moves with Fed policy | Variable, moves with Fed policy | None, locked for term |
| Best For | Emergency fund, short-term goals, parking cash | Everyday saving, low-balance accounts | Active savers wanting flexibility + check writing | Locking in a rate for a defined period |
APY data reflects O Fallon, Illinois averages tracked in our database as of October 14, 2026. Rates are variable and may differ by institution. See individual product pages for full details.
Savings Calculators for O Fallon, Illinois
At IL’s top rate of 4.00% from First Bank Creve Coeur, MO, a $10,000 deposit earns $400 annually. Enter your balance to see your exact return.
Savings Goal CalculatorA 3-month emergency fund for the median O Fallon, Illinois earner is roughly $12,100. At 1.919% APY, saving $1,010/month gets you there in about 12 months. Set your target and see your exact timeline.
CD vs. High-Yield SavingsIllinois’s high-yield savings average is 1.919% APY, variable and always accessible. A local CD may offer a higher fixed yield in exchange for locking in your deposit. Compare both side-by-side to find the better fit for your timeline.
Budget CalculatorBefore you can grow your savings, you need to know how much you can set aside each month. The median O Fallon, Illinois earner makes $48,393/year. Track your income vs. expenses to find your monthly surplus, then put it to work at 1.919% APY.
Retirement PlannerA $25,000 high-yield savings balance earning 1.919% APY grows to roughly $36,565 over 20 years with compounding. See how your current savings trajectory lines up with your retirement income needs.
Methodology & Data Sources
Independent, Free, and Unbiased Rate Comparisons: MonitorBankRates.com is an independent rate comparison service. Our O Fallon, Illinois savings 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 Savings Rate Data: We aggregate savings account rates for O Fallon, 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 O Fallon, 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.
Frequently Asked Questions about Savings Accounts in O Fallon, Illinois
What is a High-Yield Savings Account (HYSA)?
Are savings accounts in O Fallon, Illinois safe?
How often do savings rates change in O Fallon, Illinois?
Do I need a minimum deposit to open a savings account?
What is the difference between a Savings Account and a Money Market Account?
Are online banks better than local banks in O Fallon, Illinois?
How do I open a savings account in O Fallon, Illinois?
Best Savings Rates in O Fallon, Illinois
- First Bank Creve Coeur, MO
Kids Cash Savings: 4.00% APY - Citizens Equity First Credit Union
Savings Accounts: 1.65% APY - Scott Credit Union
Share Savings: 0.75% APY - FCB Banks
Health Savings Account (HSA): 0.40% APY - Woodforest National Bank
Personal Savings: 0.35% APY
O Fallon, Illinois Rates & Resources
