Piatt County tax bills, tax sale redemption and the 2027 reassessment
The median Piatt County homeowner pays about $3,265 a year in real estate tax, well under the $5,298 statewide median. Measured against the county's $180,600 median home value, that works out to roughly 1.8 percent of value. For 2025 taxes, bills were set to go out May 15, 2026, with installments due June 15 and September 1, 2026. Late payments add a 1.5 percent monthly penalty, and partial payments aren't accepted. Whoever owns the home on January 1 owes that year's tax, so a sale normally includes a proration at closing.
Outside Cook County, the collector has to apply for a tax sale judgment within 90 days after the second installment is due, and the county's website doesn't list the sale month. What sells is the tax debt, not the house: the bidder who accepts the lowest penalty, capped at 9 percent, pays the taxes, and you generally have up to 3 years from the sale to redeem. Redemption is paid at the County Clerk's office in cash, by certified check or by money order, and the office asks you to call first for the exact amount. Parcels nobody bought have later gone to sealed-bid tax deed auctions, most recently on July 5, 2024 and July 24, 2026.
Township assessors value property, and the four-year general reassessment last ran in 2023, so the next falls in 2027. If you live in the home, the general homestead exemption can take up to $6,000 off your assessed value, a senior exemption up to $5,000 more, and the Low-Income Senior Freeze income limit is $75,000 for 2026.
Foreclosure cases at the Monticello courthouse
Illinois mortgages can only be foreclosed through the courts. Piatt cases are filed in the circuit court at the courthouse, 101 W. Washington St. in Monticello, part of the Sixth Judicial Circuit along with Champaign, DeWitt, Douglas, Macon and Moultrie counties. The Circuit Clerk's office, at (217) 762-4966, is the place to ask whether any mediation or self-help program applies to your case. If you're an honorably discharged veteran, the Piatt County Veterans Assistance Commission offers emergency financial assistance.
Once a Piatt County case is filed in Monticello, the day you're served starts the state deadlines, which the Illinois foreclosure timeline spells out: 90 days to reinstate, and a redemption window that runs to the later of 7 months from service or 3 months from judgment and closes before the judicial sale. Property tax keeps its own schedule while the case is pending. A missed June 15 or September 1 installment still picks up the 1.5 percent monthly penalty and can still head to the county's tax sale. With the county's median sale price down 14.9 percent from a year earlier, it's worth comparing what the house might bring against the payoff before a sale date is set. The deadline calculator works from your own service and judgment dates, and the page on selling to stop a foreclosure compares the routes.
Monticello, White Heath and the southern villages
Piatt County had an estimated 16,791 people in July 2025, about flat since 2020. Monticello, the county seat, is home to 6,080 of them and holds the biggest housing market by far. Bement (1,462), Cerro Gordo (1,312) and Mansfield (921) come next, and about 5,237 people live outside any town. Atwood straddles the line with Douglas County, so check which county an Atwood parcel sits in, since that decides its tax bill and recorder. About 85 percent of homes are owner-occupied, the median home was built in 1973, and about 21 percent date to 1939 or earlier.
Values run highest on the Champaign side. Sangamon Township, which includes White Heath, has a median home value of $302,800 and Monticello $210,500, while the southern villages run far lower, down to $87,000 in De Land.
The math on a $200,000 Piatt County sale
Illinois REALTORS put the Piatt County median sale price at $200,000 for the second quarter of 2026, on 55 closed sales, down 14.9 percent from a year earlier. Here's a rough look at what a traditional listing costs at that price:
- Agent commission at about 4.9 percent (Clever's Illinois average, updated September 2026): roughly $9,800
- Closing costs at about 1.2 percent: roughly $2,400
- State transfer tax at $0.50 per $500: about $200
- County transfer tax at the statutory $0.25 per $500: about $100
That's roughly $12,500 before your mortgage payoff, repairs or moving costs. Piatt sells its own county revenue stamps, and the list above uses the statutory county rate, so confirm the figure with your closing attorney. By custom the seller usually pays transfer tax, though it's negotiable. If you inherited the house, the inherited house guide covers the Illinois steps.
If the property is a fit, a cash buyer may make an offer and you pick the closing date. Listing with an agent is also a fine choice, especially for a Monticello or Sangamon Township home, where values run highest.
Piatt County and nearby Champaign-Urbana pages
Piatt County doesn't have its own town pages yet, so here are the nearby pages in the region and the statewide directory.
- Champaign County: central county of the Champaign-Urbana metro, also Sixth Circuit
- Ford County: in the Champaign-Urbana metro area with Piatt and Champaign counties
- Champaign: the city at the center of the Champaign-Urbana metro
- Macon County: shares the Sixth Judicial Circuit with Piatt County
- All Illinois pages: the statewide directory of county and city pages
Sources: Census Reporter, Piatt County profile; Census Reporter, Piatt County towns and townships median home value; U.S. Census Bureau, city and town population estimates; Piatt County real estate taxes; Piatt County Clerk and Recorder; ILTaxSale.com Piatt County; Sixth Circuit, Piatt County Courthouse; Illinois Code of Civil Procedure, Article XV foreclosure; Illinois Property Tax Code, 35 ILCS 200; Illinois REALTORS Q2 2026 county statistics; Clever commission survey; Clever Illinois transfer tax guide
