Rock Island County Property Records
Rock Island County property records are held at the Assessment Office in the city of Rock Island. This office tracks every parcel in the county, from small lots in the Quad Cities to farm land in the rural townships. You can search Rock Island County property records through the online portal or call the office for help. The county sits along the Mississippi River in western Illinois and has close to 143,000 residents. Whether you need to check a tax value, look up who owns a piece of land, or find out if exemptions are on file, the Rock Island County property records system gives you a way to get that data fast.
Rock Island County Quick Facts
Rock Island County Assessment Office
Amy K. Allman serves as the Chief County Assessment Officer for Rock Island County. Her office sits on the 2nd floor of the County Office Building at 1504 Third Avenue in Rock Island. Staff there can help with assessed values, exemption forms, and general questions about property records in Rock Island County. The office is the main point of contact for anyone who needs data on a specific parcel or wants to understand how values are set in this part of Illinois.
You can reach the Rock Island County Assessment Office by phone at (309) 558-3660. The fax line is (309) 558-3658 and you can send an email to assessor@rockislandcountyil.gov for questions that do not need a quick answer. Hours run from 8:00 a.m. to 4:30 p.m. on weekdays. Under 35 ILCS 200/, the Chief County Assessment Officer must make sure all property in the county gets assessed at 33 1/3 percent of fair market value, and the Rock Island County office works with township assessors to keep those numbers in check across every area of the county.
The Rock Island County Assessment Office website has details on staff contacts, exemptions, and how to reach the right person for your property records question.
From this page you can find links to the assessment search tools, exemption forms, and other resources for looking up Rock Island County property records.
| Officer | Amy K. Allman, Chief County Assessment Officer |
|---|---|
| Address | 1504 Third Avenue, County Office Bldg, 2nd Floor Rock Island, IL 61201 |
| Phone | (309) 558-3660 |
| Fax | (309) 558-3658 |
| assessor@rockislandcountyil.gov | |
| Hours | Monday - Friday, 8:00 a.m. - 4:30 p.m. |
Note: The Assessment Office also provides technical support to township assessors across Rock Island County who set individual property values.
Search Rock Island County Property Records Online
Rock Island County offers an online property search through the DevNet Wedge platform. This is a free tool. You can look up any parcel by owner name, address, or Property Index Number. The results show assessed values, land data, building details, and tax information for property records in Rock Island County. No login or account is needed to use the search.
The search portal at rockislandil.devnetwedge.com is the fastest way to pull up property records in Rock Island County from home. Type in what you know about the parcel and the system brings up the record in just a few seconds. Each result page shows the PIN, the assessed value at 33 1/3 percent of fair market value, the lot size, and what type of structure is on the land. If the owner has exemptions on file, those show up too. This portal covers every township in Rock Island County, so it works for parcels in Moline, East Moline, Milan, Hampton, and all the rural areas across the county.
Rock Island County also has an Assessment Search page on the county website itself. This gives you another way to look up property records if you want to stay on the official county site. Both tools pull from the same data, so the results should match.
Rock Island County Property Record Details
A property record in Rock Island County ties to a PIN that stays with the land. It does not change when the property sells. The record shows the current owner name, mailing address, and the legal description of the parcel. You can also see the lot size, the type of building on it, and what year it was built if that data is on file.
Under the Illinois Property Tax Code, each parcel in Rock Island County gets assessed at 33 1/3 percent of its fair market value. The township assessor sets that number first. Then the Assessment Office reviews it. If values in a township look too high or too low compared to actual sales, the county can apply an equalization factor to bring them in line. Rock Island County property records also track the equalized assessed value, which is the figure used to calculate the final tax bill. Local taxing districts like schools, fire protection, park districts, and the county itself each set a rate. That rate gets applied to the equalized assessed value, and the total is what you owe. The record breaks all of this down so you can see where your tax dollars go in Rock Island County.
The Illinois Property Tax Portal is another resource that connects to county-level search tools across the state, and it includes Rock Island County.
Select Rock Island County from the list to access the local property tax inquiry system and view records online.
Property Tax Exemptions in Rock Island County
Rock Island County property records show which exemptions are applied to each parcel. Exemptions lower the taxable value of your home. You apply through the Assessment Office or your township assessor. Each exemption has its own set of rules under Illinois law.
The General Homestead Exemption is the most common one in Rock Island County. It cuts $6,000 from your assessed value. You must own and live in the home. The Senior Citizens Homestead Exemption takes off another $5,000 if you are 65 or older. There is also a Senior Citizens Assessment Freeze that locks your assessed value in place so it does not go up year after year, but you must meet income limits to qualify. The Disabled Persons Homestead Exemption gives a $2,000 break, and the Disabled Veterans Homestead Exemption varies based on the disability rating. As laid out in 35 ILCS 200/, every one of these exemptions appears in Rock Island County property records once it gets approved.
- General Homestead Exemption: $6,000 off assessed value
- Senior Citizens Homestead Exemption: $5,000 off for age 65+
- Senior Citizens Assessment Freeze: locks base value in place
- Disabled Persons Homestead Exemption: $2,000 off
- Disabled Veterans Homestead Exemption: varies by rating
Note: Exemption forms must be filed by the deadline each year, or they may not take effect until the next tax cycle in Rock Island County.
How Rock Island County Assessments Work
The assessment cycle in Rock Island County follows the same schedule as most of Illinois. The lien date is January 1 each year. That is the date the county uses to figure out who owns the property and what it is worth. Township assessors then spend the next several months reviewing values. They look at recent sales, building permits, and changes to the property to set the right assessed value for Rock Island County property records.
Illinois uses a quadrennial cycle for most counties. That means a full reassessment happens every four years. Between full reassessments, township assessors still adjust values based on what the market is doing. Assessment notices go out in the summer or fall. You get about 30 days to file an appeal with the Rock Island County Board of Review if you think the value is off. The Board of Review is a separate body that hears complaints and can raise, lower, or keep the same value. After the board finishes its work, the final numbers go to the County Clerk who uses them to calculate tax bills.
Tax bills in Rock Island County go out the following year because Illinois property taxes are paid in arrears. The bill you pay in 2025 covers the 2024 assessment year. This is standard across all of Illinois under the property tax code.
Get Rock Island County Property Records
Online is the fastest way. Use the DevNet Wedge portal to look up any parcel. The search is free and works from any computer or phone. You can also visit the Assessment Office in person at 1504 Third Avenue in Rock Island during business hours. Bring the address or PIN of the property you want. Staff can print records and walk you through the data.
If you prefer to call, dial (309) 558-3660 to reach the Rock Island County Assessment Office. They can answer quick questions over the phone about assessed values, exemptions, or how to use the online tools. For written requests or more detailed questions, email assessor@rockislandcountyil.gov. The office handles a wide range of questions about Rock Island County property records, from simple value lookups to complex exemption applications.
Nearby Counties
These counties border Rock Island County in western Illinois. If you are searching for a property near a county line, double check which county the parcel falls in before looking up records. The PIN will tell you.