Will County Property Tax Exemptions (and the Ones People Never Claim)

by Brian Wittman

There is a good chance you have never filled out a single piece of paper for your Will County property tax exemption, and you are getting it anyway. That is not an accident and it is not a mistake. It is how the county runs.

It is also why the other exemptions get missed. When the big one shows up on its own, you stop thinking about the ones that do not.

What property tax exemptions can lower my Will County tax bill?

The main ones are the General Homestead Exemption, worth up to $8,000 off your equalized assessed value, the Senior Citizens Homestead Exemption, worth another $8,000 if you are 65 or older, and the Senior Freeze, which locks your assessed value in place if your household income is under the limit. There are also exemptions for veterans with service-connected disabilities, for homeowners with disabilities, and for people who just finished a major improvement to their house.

Here is the part that matters most, and it is the part that trips people up. In Will County you do not apply for the General Homestead Exemption. Your township assessor applies it for you. Almost every other exemption on this page you have to go get yourself, and one of them disappears if you skip a single year of paperwork.

What is an exemption, and how is it different from an appeal?

An exemption lowers the taxable value of your home because of who you are or how you use the property. You are a homeowner living there. You are 65. You are a disabled veteran. The county subtracts a set amount and you pay tax on what is left.

An appeal is an argument that your assessment is wrong in the first place, that the county thinks your house is worth more than it is. Those are two separate fights and you can be losing both at once. If you think your number is too high, that is a different process, and I wrote up how to appeal your property taxes in Will County separately.

An exemption you qualify for and are not receiving is the easier problem of the two. Nobody is arguing with you about it. You just have to claim it.

The General Homestead Exemption, the one you never applied for

Up to $8,000 off your equalized assessed value if you own the home and live in it as your principal residence as of January 1.

The Will County Supervisor of Assessments puts it plainly: this exemption is administered and applied by your local township assessor. There is no owner-occupant application form on the county website at all. The only General Homestead form Will County publishes is for people renting a single-family home under a lease that makes them liable for the taxes, and those folks do have to file, annually and notarized.

So for most people it lands on the bill without anyone lifting a finger. Which is great, right up until it does not.

If you live in Tinley Park, read this part twice. Tinley straddles the county line. Part of the village sits in Cook County and part sits in Will, and the village publishes two separate property tax FAQs because of it. Your neighbor three streets over can be under a completely different set of rules than you are, with a different exemption amount, a different filing process, and different deadlines.

So step one for a Tinley homeowner is not "what are the rules," it is "which county am I actually in." Your tax bill says. If the answer is Cook, this page is the wrong one and the Cook County property tax exemptions rules apply instead, including a mechanism to recover exemptions you missed in past years that Will does not have.

The county's own instruction is the tell: if you are not receiving this exemption, contact your township assessor. They would not write that sentence if it never came off. It can fall off after a sale, after a refinance that changes how the deed reads, after a death in the family, after a name change. Nobody calls to tell you.

That is a two-minute check and it is the highest-value two minutes in this article. Pull out your tax bill and look at the exemptions column.

One honest caveat, because I checked rather than assumed. I read the exemption language for eleven of Will County's roughly two dozen townships and not one of them asks an owner-occupant to apply. But the wording varies. Jackson Township says the exemption is applied automatically "in most cases." Frankfort ties the automatic part to a new purchase. So I will tell you that you almost certainly do not have to file, and I will also tell you to look at your bill instead of trusting me about it.

The Senior Citizens Homestead Exemption

Another $8,000 off your equalized assessed value if you turn 65 at any point during the tax year, own the property or hold a legal or equitable interest in it, and are liable for the taxes.

This one you apply for, on Form PTAX-324, with the Supervisor of Assessments. The deadline is July 1.

Whether you have to renew it every year is genuinely muddy in Will County, so I am going to give you both sides instead of picking one. Frankfort, Troy, and DuPage Township all tell residents it is one time only and does not need renewing. The state form says your county may require annual verification on a separate form. And the county mailed exemption renewal applications in April.

The practical rule that survives all three: if a renewal envelope shows up from the county, open it and send it back. It costs you a stamp. Ignoring it can cost you the exemption.

The Senior Freeze, and the income limit that just went up

This is the one I would actually go check on today, and it is the reason I wanted to write this piece now instead of in six months.

The Low-Income Senior Citizens Assessment Freeze does not subtract a fixed amount. It locks your equalized assessed value at a base year, so when the neighborhood goes up around you, your assessed value does not follow it. Over a long enough stretch that is worth more than every other exemption on this page combined.

The household income limit for tax year 2026 is $75,000. It was $65,000. And it keeps climbing: $77,000 for 2027, and $79,000 for 2028 and after.

Read that again if you have a parent or a neighbor who applied a couple of years ago and got told no. Ten thousand dollars of headroom opened up, and there is no mechanism anywhere that goes back and tells the people who were previously denied. They have to find out. Usually they do not.

Two things about this one that I want to be blunt about, because it is the least forgiving exemption in the county.

It is annual. The state form says it in plain language: you must file Form PTAX-340 every year and meet that year's qualifications to keep receiving it. Skip one year and it is gone. Not reduced. Gone. It is the only major residential exemption in Will County that works that way, which makes it the one most likely to quietly disappear from a bill after a hospital stay or a hard winter.

About the deadline, because the paperwork and the practice do not match. Will County's own 2026 PTAX-340 says return it by October 1. The statutory language on the county's exemptions page says July 1, and Frankfort, DuPage Township and Green Garden all publish July 1. Three different dates on three official sources is not a great look, so I called the Supervisor of Assessments and asked.

The answer is that the filing dates are soft. The county works with people who file after them. There is one date that is not soft, and it is October 1, which is the cutoff for correcting the prior year.

Write that distinction down, because it is the whole thing. Filing late for the current year is a conversation. Fixing a year that has already closed is a deadline, and it comes once.

What if you are a veteran, or living with a disability?

These are the ones with the most money attached and the least awareness attached, which is a bad combination.

Standard Homestead Exemption for Veterans with Disabilities. The amount scales with your VA service-connected disability rating. A rating of 30 to 49 percent takes $2,500 off your equalized assessed value. A rating of 50 to 69 percent takes $5,000. At 70 percent or higher the residence is fully exempt, though only the first $250,000 of equalized assessed value can be exempted. Form PTAX-342.

Veterans with Disabilities Exemption for Specially Adapted Housing. Up to $100,000 of assessed value fully exempt for housing that was federally funded or donated and adapted for the veteran. This one is established through the Illinois Department of Veterans' Affairs and has to be recertified annually.

Returning Veterans' Homestead Exemption. $5,000 off, for two consecutive assessment years, for a veteran returning from active duty in an armed conflict. Form PTAX-341. Whether you file once or in both years is another point where the county page and the township pages disagree, so ask when you file.

Homestead Exemption for Persons with Disabilities. $2,000 off. Form PTAX-343 to start, and then an annual verification form after that. Annual, like the Senior Freeze, so the same warning applies.

If you are a surviving spouse, several of these can carry over. That is worth a phone call rather than an assumption, because the rules differ by exemption.

The Homestead Improvement Exemption, and its four-year clock

If you finished an addition, a rebuild, or a significant improvement, up to $75,000 of the new fair cash value it added can be shielded for four years from completion and occupancy.

Whether you have to apply is, again, not consistent across the county. The Supervisor of Assessments says to apply through your township assessor. Plainfield Township says no filing is necessary. New Lenox Township says improvements get picked up automatically through building permits, and then adds the sentence that should make you sit up: if the improvement is not discovered and four years have passed, there is no further exemption.

That is a real trap. If you pulled a permit and finished work in the last four years, this is worth a call. If you did work without a permit, that is a different conversation and not one I can help with.

How do I check what I am actually getting?

Two ways, both free, neither of which requires talking to anybody.

Look at your tax bill. The exemptions you are receiving are itemized on it. Wheatland Township tells residents to check the right-hand column specifically. If you are expecting the General Homestead and it is not there, that is your answer.

Or use the county's own property search portal and pull up your parcel. It will show you what is applied.

I will tell you what I could not find, because the absence is informative. Will County does not publish any statistic on how many homeowners are missing exemptions they qualify for. I went looking specifically for that number so I could put it in this article, and it does not appear to exist. I am not going to borrow one from another county and hang it on Will.

What Will County does do is run more than twenty in-person exemption events between late April and mid-June, at township offices and community centers from Romeoville to Crete to Manhattan, plus a Saturday session at the Joliet office and a booth at the Will County Fair. Draw your own conclusion about a county that staffs a fair booth to help people claim exemptions. I know what I think.

How and when do you file?

Everything except the General Homestead and the Homestead Improvement goes to the Supervisor of Assessments at 302 N. Chicago Street in Joliet. The Homestead Improvement goes through your township assessor. The General Homestead goes nowhere, because you are not filing it.

Deadlines for the 2026 assessment year: the forms say July 1 for the Senior Citizens Homestead, Persons with Disabilities, and Veterans with Disabilities. The Supervisor of Assessments told me those dates are soft and that they work with people who file late, which matches what I have seen. Do not read that as permission to forget. Read it as: if you just realized you have been missing something, the door is not locked.

The one hard date is October 1, and it is for the year that already closed. If an exemption was missing from last year's bill, that is your window to get it corrected. After it passes, that year is finished.

And one procedural detail that will save you a wasted afternoon, printed on every 2026 Will County form: applications must be mailed or brought in. They do not accept faxed or emailed applications. There is no online filing. If you were planning to knock this out from your couch at eleven at night, plan on an envelope instead.

Full details and every current form are on the Will County Supervisor of Assessments exemptions page, and the state's plain-language summary of every Illinois exemption is at the Illinois Department of Revenue.

Why this matters over the next five to ten years

An exemption is not a one-time refund. It is a reduction that repeats every year you hold the house.

Take the Senior Freeze. If you qualify at 66 and hold the house into your late seventies, you are not saving one year of tax increases, you are sitting out a decade of them while the assessed values around you keep moving. The gap between the frozen number and the market number widens every single year. That is the whole point of it, and it is why missing it by one year of paperwork is so much more expensive than it looks on any single bill.

There is a cash flow piece too. If your taxes are escrowed, adding an exemption changes your escrow analysis, and your monthly payment follows it down at the next review rather than immediately. That is worth knowing so you are not confused when the number does not move the month after you file. I broke down how that works in why your escrow payment went up.

The Bottom Line

If you own a home in Will County, your General Homestead Exemption is probably already on your bill without you ever asking for it, and that is exactly why you should look at the bill anyway, because it can come off without anyone telling you.

If you are 65 or older, or you are close to someone who is, the Senior Freeze income limit went to $75,000 this year and it is going to $77,000 and then $79,000. If they were denied before, the answer may have changed. And it has to be filed every single year.

If you are a veteran with a service-connected disability rating, the money on the table is larger than almost anyone realizes.

None of this requires a lawyer, a service, or a fee. It requires an envelope and a deadline. If you want a second set of eyes on your tax bill before you file anything, that part I am happy to do.

And if you are trying to work out why your bill looks the way it does in the first place, exemptions are only one lever. The rate, the assessment, and which county line you sit on all move the number too, which I covered in Illinois property taxes and what they actually do to your budget.

Frequently Asked Questions

How much is the Will County homestead exemption?

Up to $8,000 off your equalized assessed value for the General Homestead Exemption. Seniors 65 and older can add another $8,000 through the Senior Citizens Homestead Exemption on top of it.

Do I have to apply for the homestead exemption in Will County?

Not for the General Homestead Exemption. Your township assessor applies it, and there is no owner-occupant application form. You do have to apply for the senior exemptions, the disability and veteran exemptions, and in most townships the Homestead Improvement Exemption. If you rent a single-family home under a lease that makes you liable for the taxes, you file annually.

What is the income limit for the Will County Senior Freeze?

$75,000 in household income for tax year 2026. It rises to $77,000 for 2027 and $79,000 for 2028 and after. If you were denied at the old $65,000 limit, you may qualify now.

Do Will County property tax exemptions renew automatically?

Some do and some absolutely do not. The General Homestead stays with the property. The Senior Freeze and the Persons with Disabilities exemption must be filed every year, and the Senior Freeze is lost entirely if you skip one. The Senior Citizens Homestead is the murky one, with the county and several townships giving different answers, so return any renewal notice you receive.

What is the deadline to file for a Will County exemption?

The forms say July 1 for the senior, disability, and veteran exemptions, but the Supervisor of Assessments told me those dates are soft and that they work with people who file after them. The hard date is October 1, and it applies to correcting the prior year. If an exemption was missing from last year's bill, October 1 is when that year closes for good. Call (815) 740-4648 if you are close to it.

What is the difference between a property tax exemption and an appeal?

An exemption reduces your taxable value based on who you are or how you use the home, and nobody argues with you about it. An appeal is a challenge to the assessed value itself. They are separate processes and you can need both.

Can I file for a Will County exemption online?

No. Every 2026 Will County form states that applications must be mailed or brought into the office and that faxed or emailed applications are not accepted.

Pull your tax bill, look at the exemptions column, and if something looks off or missing, set up a time to talk and I will tell you what I see.

Brian Wittman is a licensed real estate broker (Real Broker LLC), mortgage loan originator (NMLS #2646598, NEXA Mortgage, LLC, Equal Housing Lender), and life insurance producer (Levinson & Associates). This article is for educational purposes only and is not financial, lending, tax, or legal advice, an offer, or a commitment to lend; all loans are subject to credit approval. Information is accurate as of the publication date; for current details and full disclosures, visit https://bluejeanbroker.com/disclosures.