North Michigan Avenue practice in Chicago, with suburban appointments in Oakbrook Terrace. Handles Illinois probate and trust administration after a death — inventorying and appraising property, paying debts and estate taxes, and retitling trust assets to beneficiaries — plus adult guardianship and conservatorship. Attorney Jacklyn Truppa bills flat fees agreed in advance rather than hourly.
Oak Brook is in DuPage County.
More Trust Administration Firms in DuPage County
Lisle practice on Warrenville Road serving DuPage County families, where Cindy Hutchins has twice chaired the DuPage County Bar Association Estate Planning and Probate Committee. Represents executors, administrators, and beneficiaries in probate and handles will contests and contested trusts and estates. Adds Medicaid planning, special needs trusts, and adult and minor guardianships.
Naperville firm on South Washington Street serving DuPage County and Chicagoland since 1978. Handles estate administration, small estate administration with bond in lieu of surety, guardianships, and trust administration after a death, and drafts wills, revocable and special needs trusts, and transfer-on-death instruments.
Libertyville firm serving Lake, Cook, and McHenry counties from eight Chicago-area offices. Represents executors, trustees, and beneficiaries in probate and trust administration and contested probate, and prepares wills, living and special needs trusts, and powers of attorney. Founded by brothers Gary and Stephen Newland nearly three decades ago.
Probate in DuPage County
Probate Court Record
DuPage County Circuit Court
DuPage County · 18th Judicial Circuit
Phone
Hours
Monday-Friday 8:00 AM-4:30 PM
Office
505 North County Farm Road, Wheaton, IL 60187
Website
E-filing
Self-represented filing
Allowed
Self-help forms
How to file probate in DuPage County →
Verified October 15, 2026 · Source
Do I need a lawyer for probate in DuPage County? →Settling an estate in DuPage County →
Forms for Planning and Settling an Estate in Illinois
Free Illinois forms to plan or settle an estate: a will, trust, powers of attorney, TOD deed and the probate forms. Prepare each form for Illinois.
$12/month
Revocable Living Trust
Create a revocable living trust to avoid probate, protect privacy, and control asset distribution.
Get Started
Free
Pour-Over Will
In Illinois, a pour-over will is signed before 2755 ILCS 5/4-3Verified Oct 18, 2026View source witnesses and moves anything left outside the trust into it through probate.
Get Started
Tools for Planning and Settling an Estate in Illinois
Free calculators and checklists to plan or settle an estate in Illinois: will and trust costs, probate, executor pay and taxes. Run each tool for Illinois.
How Do I Settle a Trust?
Settling a trust in Illinois happens outside court: the trustee acts under the state's Uniform Trust Code760 ILCS 3/101 et seq.Verified Oct 17, 2026View source, notifies the beneficiaries within 90 days760 ILCS 3/813.1Verified Oct 10, 2026View source, then pays the debts and distributes under the trust's terms.
See the Steps
What's Fair Trustee Compensation?
In Illinois, trustee compensation follows "reasonable compensation" (UTC § 708 or equivalent)760 ILCS 3/708Verified Sep 18, 2026View source unless the trust instrument sets a different amount.
Calculate the Fee
How Do I Settle an Estate?
Settling an estate in Illinois: the personal representative files the estate inventory within 60 days755 ILCS 5/14-1Verified Oct 10, 2026View source of appointment; creditors have 6 months755 ILCS 5/18-3, 5/18-10, 5/18-11, 5/18-12Verified Oct 18, 2026View source to present claims; a simple estate closes in 6 months to 9 months.
See the Steps
Do I Have to File Tax Returns for Someone Who Died?
Illinois requires a final state income tax return for the decedent alongside the federal Form 104035 ILCS 5/201Verified Sep 20, 2026View source; a federal estate tax return (Form 706) is required only for estates above $15,000,00026 USC 2001(c), 2010; P.L. 119-21 §70106Verified Sep 15, 2026View source.
Get the Answer
How Does Step-Up in Basis Work?
Inherited assets in Illinois take a basis reset to fair market value on the date of death26 USC § 1014Verified Sep 15, 2026View source, and the gain on a later sale faces ordinary income tax at the state's regular rates35 ILCS 5/201(b)(5.4) flat 4.95% rate on individuals, trusts, and estates; § 201(c)-(d) personal property tax replacement income tax; 35 ILCS 5/203 federal AGI conformityVerified Sep 15, 2026View source.
Calculate the Tax
