It’s one of the most common questions in estate planning, and it’s usually asked with a number in mind: “Do I have enough for a trust to be worth it?”
The honest answer is that net worth is the wrong measurement. Plenty of families with $3 million in assets are adequately served without a trust, and plenty of households with $400,000 have a genuine, expensive problem that only a trust solves. What determines whether you need a trust isn’t the size of your balance sheet — it’s the composition of it, and what happens to it under Illinois law if you do nothing.
That said, there are identifiable thresholds where the analysis changes. Here they are.
Threshold 1: You Own Illinois Real Estate
This is the threshold most people cross without realizing it.
Under Illinois law, an estate can qualify for simplified administration by small estate affidavit only if the probate assets are worth $150,000 or less and include no real estate. Own a home titled in your individual name — at any value — and your estate is headed to probate. Full court administration: filings, notice, claims periods, and a process that routinely runs many months to over a year.
Probate is also public. The inventory of what you owned, what it was worth, and who received it becomes a court record. And administration isn’t free — probate and trust administration costs typically run in the range of 2% to 5% of the assets involved, with formal probate generally at the more expensive end.
A funded revocable living trust takes the real estate out of that equation entirely. The property passes to your beneficiaries under the trust’s terms — privately, without court involvement, on your successor trustee’s timeline rather than the court’s.
If you own a home in Illinois, the question is no longer really “do I need a trust?” It’s “is avoiding probate worth more than the incremental cost of a trust-based plan over a will-based one?” For most homeowners, arithmetic answers that question quickly. For homeowners with property in more than one state — an Illinois residence and a Missouri rental, a Florida condo — the answer is emphatic, because each state’s real estate otherwise means a separate ancillary probate in that state.
Threshold 2: Your Estate Approaches $4 Million — Including What You’ve Given Away
Federal estate tax gets the headlines, but its larger exclusion does not settle the Illinois question. Review the current federal limits and their relationship to Illinois tax for the relevant year.
Illinois is a different story. The Illinois estate tax exemption is $4 million — not indexed for inflation, and not portable between spouses. The exemption a spouse doesn’t use at death is simply lost unless planning captures it. For a married couple, the difference between a plan that preserves both exemptions and one that doesn’t can be hundreds of thousands of dollars in avoidable Illinois estate tax.
Two features make this threshold easier to cross than people expect:
- Adjusted taxable gifts matter. This is a defined figure, not every amount reportable on Form 709. Some reported gifts qualify for exclusions or deductions, and gifts already included in the gross estate must be handled correctly. Review prior gifts and Illinois estate tax before entering a figure.
- Identify the includible assets. Real estate, retirement benefits, insurance, and business interests can affect the estate, depending on ownership and the applicable rules. Use an asset-by-asset inventory rather than assuming every household asset is included in full.
At this level, review estate-tax planning alongside probate avoidance. Credit shelter trusts may preserve the first spouse’s available exclusion, while QTIP marital trusts can defer tax when the requirements are met. A revocable trust alone does not create these tax results. Our Illinois estate tax calculator provides an estimate using the entered amounts and stated assumptions.
Threshold 3: Your Situation Is More Complicated Than Your Balance Sheet
Some of the strongest cases for trust-based planning have little to do with asset value:
- Blended families. A will that leaves everything to a surviving spouse offers no assurance that children from a prior marriage ultimately inherit. Trust structures can provide for a spouse and guarantee the remainder reaches your children.
- A beneficiary with special needs. An outright inheritance can disqualify a loved one from means-tested benefits. A properly drafted special needs trust preserves both the inheritance and eligibility.
- Young or financially inexperienced beneficiaries. A trust controls the timing and conditions of distributions; a will hands over a check at eighteen.
- Business or farm ownership. Continuity of management, succession, and coordination with buy-sell arrangements are trust-and-entity questions, not will questions.
- Incapacity. A funded revocable trust lets your successor trustee manage your affairs seamlessly if you become incapacitated — often avoiding a court-supervised guardianship entirely. This benefit has nothing to do with net worth and everything to do with age and planning ahead.
So — Is There a Number?
If you need one, here is the honest framework:
- Under ~$150,000, no real estate, simple family structure: a well-drafted will with powers of attorney and beneficiary designations may genuinely be enough.
- You own Illinois real estate, at any net worth: a revocable living trust deserves serious consideration, because probate is otherwise nearly assured.
- Approaching or above $4 million: review includible assets, adjusted taxable gifts, deductions, and each spouse’s plan. There is no automatic tax-saving result from creating a trust, and the amount owed requires a calculation.
- Any net worth, with a blended family, special needs beneficiary, business, or multi-state property: the trust is doing work a will structurally cannot.
Notice what’s absent from that framework: a minimum wealth requirement. The trust is not a luxury product that unlocks at a certain net worth. It is an instrument that solves specific, identifiable problems — and either you have those problems or you don’t.
The Real Question
Compare the quoted cost and scope of a proposed plan with the problems it is intended to address. Probate, incapacity, family distribution goals, and potential tax exposure deserve separate analysis; no single document guarantees every result.
A.H.Steinmetz, Ltd. builds trust-based estate plans for families throughout Monroe, St. Clair, and Madison Counties and the greater St. Louis region — from foundational revocable living trust plans to advanced Illinois estate tax strategies. A free 15-minute introductory call can identify your main questions and the scope of a fuller planning review.