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Experience the Difference Local Banking Makes

Welcome to the Bank of Old Monroe in Wentzville, where we’re dedicated to helping you reach your financial goals. Whether personal or business, we offer comprehensive banking solutions that meet your needs.

Our Wentzville branch is conveniently located off Interstate 70, just north of the intersection of Interstate 70 and 64 on the Parkway. Whether you’re coming from a day at scenic Quail Ridge Park or in the area for a day of shopping, our staff is here to assist you. Visit us at 1093 Wentzville Pkwy, Wentzville, MO 63385, or reach us by phone at (636) 303-1094.

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Hours of Operation

Mon-Thu: 8:30 am – 4:00 pm
Fri: 8:30 am – 5:00 pm
Sat: 8:30 am – 12:00 pm
Sun: Closed

Your Wentzville Banking Solutions

We know that your financial goals are unique. That’s why the Bank of Old Monroe offers a variety of personal and business banking options.

Personal Banking

Personal Accounts

Whatever your goals, our personal banking accounts can help you achieve them. We offer checking accounts for customers of all ages, from students to seniors over 60.

You can also take advantage of Now or Money Market Accounts, which blend the convenience of checking with the interest rates of savings accounts. Reap long-term saving benefits with Certificates of Deposit (CDs), IRAs, and traditional savings accounts.

Personal Banking Services

Manage your funds with value-added services, such as debit and ATM cards, credit cards, and more. We also offer notary services on-site to help you send off the most important documents. Additionally, our Wentzville branch has safe deposit boxes to protect your precious belongings.

Personal Loans

Need to secure financing for your next purchase? The Bank of Old Monroe lending team offers personalized service for various consumer loans:

  • Mortgages
  • Construction Loans
  • Land/Lot Loans
  • HELOCs
  • Auto Loans
  • Real Estate Loans
  • Recreational Loans

Personal Online Banking

There are more people online now than ever before. At the Bank of Old Monroe, we deliver the same level of dedicated service to our customers digitally as we do in person.

Our online banking platform lets you view eStatements, pay bills, transfer money, and keep tabs on your credit score. We also offer two mobile apps – the Bank of Old Monroe app lets you monitor on the go, while the Card Suite Lite app allows you to manage your debit cards.

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Business Banking

Business Accounts

Cash flow is crucial to modern businesses. Manage it efficiently with our Wentzville bank’s business checking, savings, Money Market accounts, and Certificates of Deposit.

Business Banking Services

Enjoy convenience in your banking life so you can focus on your work life. We offer the following services suited to you:

  • Online Banking
  • Debit and Credit Cards
  • Safe Deposit Boxes
  • Bank of Old Monroe App
  • Merchant Capture and Services

Business Loans

We offer various commercial lending products to support local industries and drive growth. Whether you’re investing in commercial real estate, upgrading machinery with an equipment loan, or funding a project with construction loans, we have the solution for you.

Our operating lines of credit give you essential cash flow flexibility, while business credit cards offer a means for everyday purchases. Additionally, our agriculture loans are designed to help farmers and agribusinesses expand and thrive.

Business Online Banking

At the Bank of Old Monroe, we provide online business banking services to secure your finances wherever you are. With convenient account transfers, bill pay, and wire transfer options, managing your daily transactions is efficient.

Tools such as custom reports and alerts, QuickBooks Connect integration, and eStatements help you stay organized and informed. For added security, Positive Pay protects against check fraud, and ACH origination enables easy payroll and vendor transactions. Further, we offer invoicing and payment features to simplify billing and cash flow.

Investment Services

Partner with LPL Financial Services through Bank of Old Monroe to explore investment options. Visit the Old Monroe Investment Services website for more information.

Your Trusted Partner for Financial Success

We’ve served the St. Charles County community for over 118 years, offering a personal approach to banking. We’re committed to your financial success – whether opening an account or securing a loan. Additionally, the Bank of Old Monroe is FDIC-insured. This means your deposits are insured up to $250,000.

Visit Our Bank in Wentzville, MO, Today!

Ready to experience the difference local banking makes? Visit our friendly bank in Wentzville, MO, or contact us today. We look forward to partnering with you on your financial journey!

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  • Third Party Site Disclaimer

    By accessing the noted link you will be leaving Bank of Old Monroe’s website and entering a website hosted by another party. Bank of Old Monroe has not approved this as a reliable partner site. Please be advised that you will no longer be subject to, or under the protection of, the privacy and security policies of Bank of Old Monroe’s website. We encourage you to read and evaluate the privacy and security policies of the site you are entering, which may be different than those of Bank of Old Monroe.

  • Third Party Site Disclaimer

    By accessing the noted link you will be leaving Bank of Old Monroe’s website and entering a website hosted by another party. Bank of Old Monroe has not approved this as a reliable partner site. Please be advised that you will no longer be subject to, or under the protection of, the privacy and security policies of Bank of Old Monroe’s website. We encourage you to read and evaluate the privacy and security policies of the site you are entering, which may be different than those of Bank of Old Monroe.

  • Learn About Scams

    Don’t fall for fake. Keep your money safe by learning the red flags of phishing.

    Third Party Site Disclaimer

    By accessing the noted link you will be leaving Bank of Old Monroe’s website and entering a website hosted by another party. Bank of Old Monroe has not approved this as a reliable partner site. Please be advised that you will no longer be subject to, or under the protection of, the privacy and security policies of Bank of Old Monroe’s website. We encourage you to read and evaluate the privacy and security policies of the site you are entering, which may be different than those of Bank of Old Monroe

  • Third Party Site Disclaimer

    By accessing the noted link you will be leaving Bank of Old Monroe’s website and entering a website hosted by another party. Bank of Old Monroe has not approved this as a reliable partner site. Please be advised that you will no longer be subject to, or under the protection of, the privacy and security policies of Bank of Old Monroe’s website. We encourage you to read and evaluate the privacy and security policies of the site you are entering, which may be different than those of Bank of Old Monroe.

  • Third Party Site Disclaimer

    By accessing the noted link you will be leaving Bank of Old Monroe’s website and entering a website hosted by another party. Bank of Old Monroe has not approved this as a reliable partner site. Please be advised that you will no longer be subject to, or under the protection of, the privacy and security policies of Bank of Old Monroe’s website. We encourage you to read and evaluate the privacy and security policies of the site you are entering, which may be different than those of Bank of Old Monroe.

  • Third Party Site Disclaimer

    By accessing the noted link you will be leaving Bank of Old Monroe’s website and entering a website hosted by another party. Bank of Old Monroe has not approved this as a reliable partner site. Please be advised that you will no longer be subject to, or under the protection of, the privacy and security policies of Bank of Old Monroe’s website. We encourage you to read and evaluate the privacy and security policies of the site you are entering, which may be different than those of Bank of Old Monroe.

  • Third Party Site Disclaimer

    By accessing the noted link you will be leaving Bank of Old Monroe’s website and entering a website hosted by another party. Bank of Old Monroe has not approved this as a reliable partner site. Please be advised that you will no longer be subject to, or under the protection of, the privacy and security policies of Bank of Old Monroe’s website. We encourage you to read and evaluate the privacy and security policies of the site you are entering, which may be different than those of Bank of Old Monroe.

  • Third Party Site Disclaimer

    By accessing the noted link you will be leaving Bank of Old Monroe’s website and entering a website hosted by another party. Bank of Old Monroe has not approved this as a reliable partner site. Please be advised that you will no longer be subject to, or under the protection of, the privacy and security policies of Bank of Old Monroe’s website. We encourage you to read and evaluate the privacy and security policies of the site you are entering, which may be different than those of Bank of Old Monroe.

  • Third Party Site Disclaimer

    By accessing the noted link you will be leaving Bank of Old Monroe’s website and entering a website hosted by another party. Bank of Old Monroe has not approved this as a reliable partner site. Please be advised that you will no longer be subject to, or under the protection of, the privacy and security policies of Bank of Old Monroe’s website. We encourage you to read and evaluate the privacy and security policies of the site you are entering, which may be different than those of Bank of Old Monroe.

  • Third Party Site Disclaimer

    By accessing the noted link you will be leaving Bank of Old Monroe’s website and entering a website hosted by another party. Bank of Old Monroe has not approved this as a reliable partner site. Please be advised that you will no longer be subject to, or under the protection of, the privacy and security policies of Bank of Old Monroe’s website. We encourage you to read and evaluate the privacy and security policies of the site you are entering, which may be different than those of Bank of Old Monroe.