What Is a Library District in Illinois? (and How Much Does a Non-Resident Library Card Cost?)

by Brian Wittman

This is how to read one line on a property tax bill and know two things before you buy: which library your family actually belongs to, and what it'll cost you either way.

Now, here's the part that sneaks up on people. The library with the town's name on it isn't always your library, and some addresses don't have one at all.

Picture two houses in the Village of Monee, both worth $350,000. One carries a library line of about $460 a year. The other carries nothing. That second family keeps the $460. Then their kid wants a library card, and they find out they can only buy one from the closest library, if that library sells them at all.

What is a library district in Illinois?

A library district is its own taxing body: it levies a property tax on every parcel inside its boundary to run a public library, and it gets its own line on your tax bill. Some libraries, like Joliet's, are run by a city or village instead, but they still get their own line, and either way the boundary often doesn't match the village's. In Will County, that library line runs from about $105 to about $652 a year on a $350,000 house, illustrative and before exemptions. Some addresses sit outside every library and pay no library line at all. Those households can buy a non-resident card, but only from the library closest to home, and only if that library's board has chosen to sell them.

How much does a library district cost on your tax bill?

It's less than your school district. But it isn't nothing, and it isn't the same from one town to the next.

Your tax rate is a stack of separate bodies added together. If you already know how property taxes work in Illinois, you know the school line is the big one and the library is one of the small ones.

The Will County Clerk's 2025 rate file carries 26 separate library levies, and each one charges a single rate everywhere it reaches inside Will County. So the difference between two towns isn't about your street. It's about which library you're in.

Here's what each rate looks like on a $350,000 house. The math is the house value divided by three, times the rate, divided by 100. It's illustrative and it's before any exemption, so your own bill is the one that shows your real number.

Library (Will County 2025 rate)	Rate	About this much a year on $350,000
Peotone Public Library District	0.0899	$105
Three Rivers Public Library District	0.1090	$127
Homer Township Public Library District	0.1339	$156
Joliet Public Library	0.1392	$162
Shorewood-Troy Public Library District	0.1447	$169
Frankfort Public Library District	0.1845	$215
New Lenox Public Library District	0.1938	$226
Manhattan-Elwood Public Library District	0.2057	$240
Mokena Community Public Library District	0.2747	$320
White Oak Library District	0.2754	$321
University Park library	0.3946	$460
Crete library	0.4316	$504
Park Forest library	0.5586	$652

Anyone moving to Peotone, IL gets the cheapest library line in Will County, about $105 a year at that price, and the simplest answer on this list. All 12 of the village's tax codes sit in one district. That same Peotone district also covers five of the Village of Monee's eight codes and a few of Frankfort's, so plenty of people who don't live in Peotone are paying Peotone's rate.

The household I know best is my own. We're in the Manhattan-Elwood Public Library District, and my daughter and I have started using it heavily. That's about $240 a year on a $350,000 house, illustrative, and in one Village of Manhattan tax code it works out to about 2% of the whole rate. If you're looking at homes in Manhattan, this one's easy: both of the village's tax codes sit in Manhattan-Elwood.

Why doesn't my library district match my village?

Because they're separate bodies with separate maps. A village has its limits, a library district has its own boundary, and the two don't have to agree.

It's the same problem as figuring out what township you are actually in, because the village name on your mail doesn't answer either one.

Here's how far apart they get in Will County:

Frankfort: the village's tax codes touch five library districts, which are Frankfort, Peotone, Mokena, Manhattan-Elwood and New Lenox.
Mokena: three districts, split among Mokena, Frankfort and New Lenox.
Lockport: two, since the city's codes split between Homer Township and White Oak.
Elwood: three. The library with Elwood in its name covers only five of the village's codes, while Three Rivers covers eight and Wilmington covers one.

Look at Frankfort. Inside that one village, your library line could be Peotone's or Mokena's, and those two are about $216 apart a year on the same $350,000 house. In Lockport, Homer Township and White Oak are about $165 apart. Same village. Different line.

Part of what catches people buying in New Lenox is that the village's 15 Will County tax codes split four ways. Nine are in the New Lenox district, four are Homer Township, one is Manhattan-Elwood, and one has no library at all.

The fire protection district line is the other one that can change from one side of a village to the other, and it deserves its own look.

What happens if your address has no library district?

You don't pay the line. You also don't have a library.

In Will County, 78 of 673 tax codes carry no library levy, which is about 11.6% of the codes. Keep in mind that a tax code isn't a household count, since one code can be a single parcel or thousands of homes.

Some of those codes sit inside villages you'd recognize. All nine of Rockdale's codes have no library. So do six of Steger's nine on the Will County side, four of Crete's 18, three in Plainfield, one in New Lenox and one in Channahon. Statewide, the regional library system RAILS estimates about one million people in Illinois aren't taxed for library service.

Monee shows the whole range in one village. Its eight Will County tax codes break three ways: five in the Peotone district, one in University Park's, and two with no library. If you're weighing a house in Monee, the library line alone can swing about $460 a year on a $350,000 house. Two of those codes differ by nothing but that one line.

That's real money in either direction. It's also where the next question starts.

How much does a non-resident library card cost?

It depends on the library. And you don't get to shop around.

Illinois' Public Library District Act, at 75 ILCS 16/30-55.60, says a library that sells non-resident cards has to charge at least what residents pay, figured with a formula the Illinois State Library sets. The state's administrative rules for non-resident cards, Part 3050 of Title 23, give libraries two main ways to do it:

The general formula: the library's property tax income, divided by its population, times the average household size. That gives you one flat price per household.
The tax bill method: the library's tax rate times the assessed value of your own home. For renters, the rule sets a minimum of 15% of one month's rent, though a library can set its own formula.

Under the tax bill method, you're paying roughly what the library line would be if your house sat inside the district. RAILS lists Manhattan-Elwood and Mokena under that method.

The general formula can land higher than what you'd pay as a resident. Here's how that looks at two libraries that publish a number:

New Lenox: a $303 non-resident card per RAILS, while a resident on a $350,000 house pays about $226.
Frankfort: a $319 non-resident card per RAILS, while a resident on a $350,000 house pays about $215.

So at those two libraries, a family that'd actually use the card doesn't save anything by living outside the district. It just moves the bill from the tax statement to the circulation desk.

Which libraries won't sell you a non-resident card?

Some won't. The law says that's their call.

Under section 3050.20 of those same state rules, each library board decides every year whether to sell non-resident cards, and nothing requires a library to take part. Then the statute adds a second limit: you've got to apply at the public library closest to your home, not the one you like best.

Here are a few local examples, each from the library's own policy:

White Oak Library District, which covers part of Lockport, says there are no unserved areas it'd be the proper library to issue a non-resident card to. In practice, it doesn't sell them.
Tinley Park Public Library sells them only to people living in unincorporated Tinley Park.
Frankfort Public Library District sells them to people in areas not served by a public library.

Put those two rules together. If the closest library to an unserved house doesn't sell cards, that household may not have a library it can buy into.

Is it cheaper to live outside a library district?

Only if you'd never use it.

That's the honest comparison. Inside a district, you're taxed for the library whether you walk in or not, and outside one, you pay per use or you go without. Neither one's a scam. They're two different deals.

If nobody in your house will ever check out a book, an unserved address saves the full line every year. If you'd use it, the card in the examples above costs about the same or more, and that's assuming the closest library sells one.

That's the deal my household is in: about $240 a year, illustrative, for a library we actually use. If you're picturing the next five to ten years in a house, think about whether your family will be walking through those doors, and pick the address with that answer in mind.

How do you check a house's library district before you make an offer?

Don't trust the village name. Don't trust the listing, either. Check the parcel.

Read the tax bill: every Will County bill lists each taxing body on that parcel, and if no line says LIB or LIBRARY, the address is unserved. Ask for the prior year's bill before you write an offer.
Find the tax code: get it from the Will County Supervisor of Assessments or the Will County Clerk, then look it up in the Clerk's tax rate listing.
Search the map: the Illinois State Library keeps a public library service area map you can search by address.
Call the library with the address: some publish their boundaries, and Beecher's ties its district to the Beecher school district.

The library line is small next to the school line. But it's one more reason Illinois property taxes can look so different on two houses in the same village.

The Bottom Line

A library district is a taxing body most buyers never think about. It gets its own line on the bill, and its boundary doesn't care what the village sign says.

Being inside one costs you a line, from about $105 to about $652 a year on a $350,000 house in Will County. Being outside one isn't free if you'd use it. The card can cost more than the line, you can only buy it from the closest library, and some libraries won't sell one at all.

So read the library line on the actual parcel before you fall for the house. It takes five minutes, and it tells you which deal you're signing up for.

Last updated: October 2026

Frequently Asked Questions

Do I pay library taxes if I don't use the library?

Yes, if your property sits inside a library district. The library line's on your tax bill whether or not anyone in your house has a card, the same way you pay the school line with or without kids in school.

How do I find out which library district I live in?

Look at your tax bill for a line that says LIB or LIBRARY, and check your tax code against the county's rate listing. The Illinois State Library's service area map also searches by address. Don't go by the village name, since one village can sit in several library districts.

Can I get a library card if I don't live in a library district?

Usually, yes. But you'll pay for it. You'll have to apply at the library closest to your home, and that library's board decides each year whether it sells non-resident cards at all.

How much is a non-resident library card in Illinois?

Each library sets it with a state formula, so it'll vary from one library to the next. Per RAILS, New Lenox lists $303 a year and Frankfort lists $319. Libraries using the tax bill method charge their tax rate times your home's assessed value.

Can kids get a non-resident card for free?

Sometimes. Illinois law lets a library board waive the non-resident fee for kids under 18, so ask the library closest to you whether its board has done that.

Is my library district the same as my school district?

Not necessarily. They're separate bodies with separate boundaries. Beecher's library says that if you live in the Beecher school district, you live in the library district, but don't assume that anywhere else.

If you've got an address and you aren't sure which library district it's in, send it to me and I'll tell you what the bill shows. And if something here's wrong for your corner of Will County, tell me that too.

Set up a time and we'll go through the tax bill on a specific address before you make an offer, line by line: library, fire, park and school, so you know what each one costs and whether the village name told you the truth.

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.