Darien Divorce & Family Law Attorney

Aerial view of the historic DuPage County Courthouse and downtown Wheaton, Illinois

In a Darien Divorce, the House Is Usually the Hardest Part

A home bought in Darien in the 1990s is often worth more today than every retirement account in the marriage put together. Illinois divides marital property equitably, which is not the same word as equally, and equity in a house is the one asset both spouses can see. The opening position we hear most often from Darien clients is that they want to keep it. Darien cases are filed in the Eighteenth Judicial Circuit and heard at the DuPage County Judicial Center in Wheaton, and the drive up County Farm Road is the only part of the process that depends on where in the county you live.

Kulerski & Cornelison is a divorce and family law firm in Oakbrook Terrace, minutes north of Darien. Kari L. Cornelison has practiced Illinois family law since 1996. She is a court-certified mediator, a trained collaborative lawyer and an experienced litigator, and the combination is the point. An attorney who has never tried a case cannot tell you what refusing an offer would actually cost.

Trading the House Against the Retirement Account

The trade people reach for first is the house against the retirement account. A couple agrees that one spouse keeps 300,000 dollars of equity and the other keeps a 300,000 dollar 401(k), and on paper it looks even. It is not. The retirement money is taxable when it comes out and the equity is not, the mortgage still has to be refinanced into one name, and the spouse who kept the house now owns an asset that costs money every month while the other owns one that grows. None of that makes the trade wrong. It means the numbers have to be run before anyone signs, and that dividing the retirement account will take a qualified domestic relations order, a separate document that is easy to forget and expensive to fix later.

Why Darien Clients Work With Us

Plenty of firms in this county file first and negotiate later. That order is expensive, and the tone it sets is hard to walk back. Here the first conversation is about which process fits the situation.

What clients tell us they wanted:

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To deal with Kari, not whichever associate had room that month
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Mediation and collaborative divorce treated as the default rather than an upsell
To be told early when a position will not hold, instead of at a hearing
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Calls returned, documents explained, and no surprises on the invoice

How Illinois Family Law Applies to a Darien Case

Illinois has been a no-fault state since 2016. Irreconcilable differences is the only ground, and six months of living separate and apart conclusively establishes it under 750 ILCS 5/401(a-5). After that, a short list of provisions does most of the work in an ordinary case.

The provisions that decide most cases:

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Property Division

Marital property is classified and divided under 750 ILCS 5/503. Equitable does not mean equal. This is also where an inheritance or a pre-marriage account gets argued over, because money that was once non-marital does not always stay that way after years in a joint account.

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Parental Responsibilities and Parenting Time

Allocated under 750 ILCS 5/602.5 and 602.7, with a parenting plan due within 120 days of service. Decision-making over education, healthcare, religion and activities can go to one parent, be shared, or be split by subject.

Child Support

Calculated on the income shares model in 750 ILCS 5/505, using both parents’ net incomes and the overnight count, with a shared parenting adjustment once each parent reaches 146 overnights.

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Spousal Maintenance

Governed by 750 ILCS 5/504. A guideline formula applies below the combined income threshold, and any departure from it has to be justified on the record.

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Relocation and Modifications

A parent moving more than 25 miles from a DuPage County residence has to give notice under 750 ILCS 5/609.2, and if the other parent objects, a judge decides. Existing orders change only on a substantial change in circumstances.

Most Darien cases turn on section 503, because that is where the house, the pension and the commingled account all get sorted out at once.

Two High Schools, One City, and What That Does to a Parenting Plan

Darien students are split between Hinsdale South, which is in Darien despite its name, and Downers Grove South, depending on where in the city a family lives. Elementary attendance is divided as well. When one household becomes two, the address each parent takes can move a child across a boundary, and that has a way of reopening a parenting schedule everyone thought was settled. Illinois treats this as two separate questions. Decision-making over education is allocated under 750 ILCS 5/602.5 and can be given to one parent, shared, or divided by subject. The residential schedule is allocated under 750 ILCS 5/602.7. Most moves within Darien fall well under the 25 mile relocation threshold, which means the school question gets resolved by agreement or by whoever holds education decision-making. That is worth thinking about before you trade it away for something else.

What We Handle for Darien Clients

We work across the full range of Illinois family law, with the emphasis on resolving matters without a trial wherever the case allows it. Litigation is available and sometimes necessary, but it is not the starting assumption.

Divorce (Contested and Uncontested)
Divorce Mediation, as Neutral or as Your Attorney
Collaborative and Cooperative Divorce
Parenting Plans and Parental Responsibilities
Child Support and Spousal Maintenance
Property, Retirement Accounts and Qualified Domestic Relations Orders
Post-Decree Modification and Enforcement
Prenuptial and Postnuptial Agreements
Orders of protection are also handled, and when a case needs one, it needs it quickly.

Where to Start

The earliest choices in a divorce shape everything downstream, and most of them get made before anyone has taken legal advice. A single conversation now is usually the cheapest hour of the whole case.

Common Situations Darien Families Bring Us

The presenting problem is rarely the real one. An argument about a Wednesday overnight is usually an argument about something else, and saying so early tends to shorten the case.

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One spouse wants the house and nobody has run the numbers on carrying it alone

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Support based on a salary that leaves out bonus, overtime or a second income

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A parenting schedule built around a commute that changed when the job did

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An inheritance or pre-marriage account mixed into joint funds years ago

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A former spouse who has stopped following an order that used to work fine

Every one of these has a legal answer and a practical answer. Telling you when those two diverge is a large part of the work.

How We Work

The route matters more than the argument. Most of the gap between a four month divorce and a two year one is decided at the outset, not in a courtroom.

Your situation first, not your paperwork

What you want the outcome to look like, and what your spouse is realistically likely to do about it. The second answer determines which routes are actually open.

Pick a route and price it

Mediation, collaborative, cooperative, one-lawyer or traditional litigation. Each carries a different cost, timeline and demand on you, and we set that out before you commit rather than after.

Build the financial record

Income, accounts, retirement, the house, the debts. A settlement resting on numbers that later turn out to be wrong was never really a settlement.

Document it so it holds

The marital settlement agreement and parenting plan, then the prove-up in Wheaton. Written to be followed years later by two people who no longer speak much.

We will also tell you when your position will not hold up, early, in a meeting that costs a fraction of what a failed hearing would.

Serving Darien and the Surrounding Communities

Our office is in Oakbrook Terrace, a short drive from Darien. We represent clients throughout DuPage County and into Cook County, including Downers Grove, Westmont, Woodridge, Lisle, Willowbrook, Burr Ridge, Clarendon Hills, Hinsdale, Oak Brook, Naperville and Wheaton. Every DuPage County case runs through the same courthouse in Wheaton, so where you live inside the county affects the commute considerably more than it affects the result.

Married couple signing paperwork relating to the marital home during a divorce

Meet Attorney Kari L. Cornelison

Kari has practiced family law in the Chicago area since 1996. She is a court-certified mediator, a trained collaborative practitioner, and a divorce litigator with years of trial work in the DuPage and Cook County courts behind her. The trial experience is deliberate rather than incidental. Lawyers who only settle cases tend to overvalue settlement, and lawyers who only try them tend to undervalue it. Having done both, she can tell a Darien client what a judge in Wheaton is realistically likely to do with a set of facts, and then let the client decide whether the offer in front of them beats it. Her practice is built around keeping families out of court wherever that is possible. Not because litigation never has a place, but because she has seen what a contested divorce does to people and to their children.

  • Attorney Kari L. Cornelison of Kulerski & Cornelison

    Kari L. Cornelison

What Our Clients Say

“Kari made a stressful process easier to manage. She explained everything clearly and always kept my family’s needs first.”

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Contact Our DuPage County Family Law Office

Whether you are still weighing the decision or your spouse has already filed, the choices made early shape the ones left later. Call our Oakbrook Terrace office at (630) 928-0600 or send us a message to arrange a consultation.

Hours: Monday–Friday, 9:00 AM – 5:00 PM Call (630) 928-0600 or fill out our online form to get started.
Attorney handing divorce documents to a husband and wife across a desk