Mary E. McSwain | Partner

Mary E. McSwain

Mary E. McSwain

Family Law, Residential Real Estate, Divorce, Child Custody, Child Support, Prenuptial Agreements, Adoption, Paternity, Mediation, High Conflict Divorce, High Asset Divorce, Business Valuation & Ownership, Real Estate Division, Retirement Accounts, Inherited Wealth, Property Division, Postnuptial Agreements, Spousal Support, Gray Divorce, Parenting Time (Visitation), Guardian ad Litem Legal Separation, Appeals, Post Judgment Modifications, Post Judgment Enforcement

Wheaton Family Law & Real Estate Attorney

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Language(s): English

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Main Office

2100 Manchester Road, Building B
Suite 1050
Wheaton, IL 60187

Office Hours

Saturday - SundayClosed
Monday - Friday9:00 AM - 5:00 PM

Other Locations

From our office in Wheaton, Illinois we serve clients throughout the area including but not limited to Naperville, Glen Ellyn, Aurora, Downers Grove, Lisle, Carol Stream, Warrenville, West Chicago, Glendale Heights, Lombard, Oak Brook, Hinsdale, Willowbrook, Clarendon Hills, DuPage County, Kane County, Cook County, Will County, and Kendall County.

McSwain Rapp Law, LLC

About Mary

Mary E. McSwain is a founding partner of McSwain Rapp Law, LLC in Wheaton, Illinois. She is a general practitioner whose work includes family law, residential real estate, divorce matters, child custody issues, and property transactions. Before opening the firm, Mary practiced with Attorney Neal Cerne, who later became a judge in DuPage County. Over the course of her career, she has built a strong reputation as a trial attorney and advocate, and she has written multiple appellate briefs that led to published, precedent-setting opinions. Mary has remained deeply involved in the legal community for decades. She has presented at seminars sponsored by the DuPage County Bar Association, Chicago Title Insurance Company, and the Illinois State Bar Association, and she is a registered title agent for several title insurance companies. She previously served as Chair of the DuPage County Real Estate Law and Practice Committee, where she helped facilitate revisions to the regional residential real estate contract. She has also served on the board of directors for the Illinois Real Estate Lawyers Association and the DuPage County Bar Association, and she was an elected member of the Illinois State Bar Association Assembly. Her work has earned recognition including the DCBA Pro Bono Service Award and the DCBA Board of Directors Award, along with strong ratings from Martindale-Hubbell and Avvo. Clients who need guidance with family law, real estate matters, divorce, or other legal concerns can turn to Mary E. McSwain for thoughtful and experienced representation. She brings decades of legal knowledge, courtroom experience, and community involvement to every matter she handles. To learn more, use the firm’s online contact form or call McSwain Rapp Law, LLC at 630-668-4211.

To learn more about our services and fees, please give us a call today at 630-581-2877.

Experience

Partner

McSwain Rapp Law, LLC

01/2025-Present

Wheaton, IL

President

McSwain & Associates, P.C.

01/1989-01/2025

Wheaton, IL

Admission

Verified Illinois

1983

Education

Northern Illinois University College of Law

JD

1983

Recognitions & Achievements

Associations
  • DuPage County Bar Association, Current Member, Previous Director ()
    2000-2006
  • DuPage County Bar Association Real Estate Law Committee, Chair ()
    2008
  • DuPage County Bar Association, Director ()
    2006
  • DuPage County Bar Association Court Facilities and Library ()
    2005
  • Illinois State Bar Association, Assembly ()
    2002-2009
  • DuPage County Bar Association Law Practice Management Committee, Chair ()
    2001
  • DuPage County Bar Association Real Estate Law Committee, Chair ()
    1994
Honors / Awards
  • Elite Lawyer
    2020-2026
  • Martindale-Hubbell, AV Preeminent Rated
    2016 - 2026
  • Pro Bono Legal Service Award, DuPage County Bar Association, Legal Aid
    2005-2006
  • Board Of Directors Award, DuPage County Bar Association
    1999-2000
  • AVVO Rating: 10.0 (Superb)

Notable Work

Publications

McSwain Rapp Law, LLC Highlights

Family Law, Residential Real Estate, Divorce, Child Custody, Child Support, Prenuptial Agreements, Adoption, Paternity, Mediation, High Conflict Divorce, High Asset Divorce, Business Valuation & Ownership, Real Estate Division, Retirement Accounts, Inherited Wealth, Property Division, Postnuptial Agreements, Spousal Support, Gray Divorce, Parenting Time (Visitation), Guardian ad Litem Legal Separation, Appeals, Post Judgment Modifications, Post Judgment Enforcement

Firm Size: 1-5 Attorneys
Firm Locations: 1
Languages: English

Premium Member Mary E. McSwain has been a Premium Member since March 26, 2026.

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