Home / Life Cycle of Families / Guides / Do I need a trust?
Illinois guide
Do I need a trust in Illinois?
Many Illinois families do well with a will, powers of attorney, and current beneficiary forms. A trust adds the most when there are minor or vulnerable beneficiaries, a blended family, real estate in more than one state, privacy or incapacity concerns, or an estate near the Illinois $4 million line. It also adds cost and upkeep, so the question is fit.
Start with the size of your estate
Size sets the baseline. The steps below are not to scale. Each person’s estate counts separately, and everything you own is counted, including life insurance and retirement accounts.
- Under $150,000Personal property in your name alone
A small estate affidavit may let your family collect bank accounts, investments, and other personal property without formal probate. Registered vehicles are not counted toward the limit. The affidavit covers personal property only, never real estate. A house or land needs probate or another transfer method, such as joint title, a transfer on death deed, or a trust. 755 ILCS 5/25-1
- Up to $4 millionBelow the Illinois estate tax line
A will, powers of attorney, and current beneficiary forms often do the job, especially with no minor children. Joint title, payable-on-death accounts, and beneficiary forms can carry much of the transfer. A trust is then a question of fit, not tax. 35 ILCS 405/2
- Over $4 millionIllinois estate tax applies
Once an estate passes this line, Illinois figures its tax on the whole taxable estate and a return is required. For married couples, credit shelter and marital trusts are where a trust begins to save tax. The Illinois Attorney General’s calculator shows the figure. 35 ILCS 405/2, 405/3
- Over $15 millionFederal estate tax applies (2026)
The federal exemption is $15 million per person for deaths in 2026. It is adjusted for inflation in later years, so the figure changes. Generation-skipping trusts, life insurance trusts, and lifetime gifts come into play. Married couples can combine exemptions with the right plan. 26 U.S.C. 2010; IRS
Three roads for your property
What a trust changes is the road your property takes. Anything you own still follows one of these three.
A trust only controls the middle road for property that has been moved into it. Everything else keeps taking the top or bottom road.
Situations where a trust tends to help
Tick the ones that sound like your family. This is a conversation starter, not advice, and nothing you tick is saved or sent anywhere.
A trust can hold and manage the money until ages you choose. Without one, a court-supervised guardianship may be needed, and a young heir may receive the money outright at 18.
Leaving them money directly can cost them benefits. A special needs trust holds it for them instead, and it is usually its own trust, not a clause in a general one.
A trust can provide for a spouse while protecting what passes to your own children. Without one, a surviving spouse controls what is left.
Real estate titled in a trust can avoid a second probate in the other state.
A will becomes part of the public record when it is probated. A trust is usually a private document.
A named successor trustee can take over trust assets without a court. Powers of attorney are still needed for everything outside the trust.
A discretionary trust lets a trustee decide when and how much to pay out, and a spendthrift clause can limit what the beneficiary’s creditors can reach.
Credit shelter and marital trusts can reduce estate tax for couples, and a life insurance trust can provide cash so assets do not have to be sold.
A clear written plan with a named trustee can reduce confusion. It cannot prevent every disagreement, which is why the choice of trustee matters.
What a trust does not do
It does nothing until it is funded
A trust controls only what has been retitled into it. A bank account (personal property) or a house (real estate) still in your name alone can still need probate. A pour-over will catches what was missed, but it still goes through probate.
It does not save estate tax by itself
Assets in a revocable trust are still counted in your estate for tax. Trusts save tax only when they are built for it, such as a credit shelter and marital trust for a couple above the exemption levels.
It does not shield assets from creditors
During your life a revocable trust’s property is open to your creditors. After death, it can be reached for claims, costs, and statutory awards when the probate estate is not enough. 760 ILCS 3/505
It does not replace your other documents
You still need a will to catch stray property, a power of attorney for property, a power of attorney for health care, and a living will. Powers of attorney cover decisions the trust cannot.
A will-based plan and a trust-based plan, side by side
| Will-based plan | Living trust plan | |
|---|---|---|
| Setup | Simpler and usually less expensive. | A larger document that has to be funded, so it usually costs more up front. |
| Upkeep | Little beyond updating beneficiary forms. | Accounts and deeds are retitled, and new property needs attention. |
| Probate | Anything in your name alone, with no co-owner or beneficiary, goes through probate. The one exception is personal property up to $150,000, which a small estate affidavit may cover. That affidavit does not cover real estate. | Property titled in the trust passes without probate, whether it is real estate or personal property. |
| Privacy | A will becomes public once it is filed in probate. | A trust is usually private. |
| If you cannot manage things | Powers of attorney, as separate documents. | A successor trustee steps in for trust assets. Powers of attorney are still needed. |
| Real estate in other states | Can require a second probate there. | Real estate titled in the trust avoids it. |
| Creditor claims | The claim deadline is at least six months after notice is published. 755 ILCS 5/18-3 | Without a probate notice, creditors can have up to two years. 755 ILCS 5/18-12 |
| Young or vulnerable beneficiaries | A trust inside the will can hold their share, after probate. | The trust terms can apply right away. |
| Estate tax | The same. | The same, unless the trust is built to save tax. |
Where to go from here
- See what the default rules do without a will in What happens if you die without a will in Illinois.
- If a loved one receives SSI or Medicaid, read why a special needs trust is not optional.
- Try the free Family Plan Simulator. It runs in your browser and saves nothing on our servers.
- Compare the plans and fees, including the Living Trust Plan.
Sources. Illinois law: 755 ILCS 5/25-1 (small estate affidavit, personal property only), 5/18-3 and 5/18-12 (creditor claims), 35 ILCS 405/2 (Illinois estate tax), 760 ILCS 3/505 (creditors of a trust’s settlor). Federal: IRS, Estate tax (the 2026 federal figure; page last updated December 22, 2025). Statute text checked October 2026. Tax figures change, so confirm them before you rely on them.
Common questions
Does a trust avoid probate in Illinois?
Property titled in the name of the trust’s trustee generally passes without probate. Property left outside the trust, such as a bank account or a house still in your name alone, can still need probate, which is why a trust has to be funded. A pour-over will catches what was missed, but it still goes through probate.
Is a living trust the same as a will?
No. A will directs property in your name alone at death, becomes public in probate, and is where you can nominate a guardian for minor children. A revocable living trust holds property during your life and after death under terms you set, and is usually private. Most trust-based plans still include a will.
Do I need a trust if my estate is small?
Often not. With $150,000 or less in personal property, a small estate affidavit may avoid formal probate for that property. It does not cover real estate, which needs probate or another transfer method such as joint title, a transfer on death deed, or a trust. Joint ownership and beneficiary forms can carry much of the plan. A trust may still fit for other reasons, such as a child with a disability, young beneficiaries, or real estate in another state.
Does a revocable living trust save estate tax?
Not by itself. Its assets are still counted in your estate. Trusts save tax only when they are built for it, such as a credit shelter and marital trust arrangement for couples above the exemption levels. Illinois estate tax starts at $4 million, and the federal exemption is $15 million per person for deaths in 2026.
Can creditors reach a revocable trust?
Yes. During your life, a revocable trust’s property is open to your creditors. After death it can be reached for claims, costs, and statutory awards to the extent your probate estate is not enough. A revocable trust is not an asset protection tool.
Who should serve as trustee?
Any competent adult can serve, and a corporate trustee is an option for long or complex trusts. The choice deserves even more thought than choosing an executor, because a trustee may manage the trust for many years. Name a successor trustee in case the first one cannot serve.
Not sure whether a trust fits your family?
A consultation is the place to talk through your family, what a will-based plan would do, and what a trust could change. Nothing is finalized until we have talked.
This page is general information about Illinois law and is not legal advice. It does not create an attorney-client relationship. Your situation may differ, and laws change. See the Disclaimer. Last updated October 2026.