Lasalle County, Illinois Property Taxes

Name: Property Tax Bills Across Lasalle County, Illinois
Creator: Ownwell
License: https://creativecommons.org/licenses/by-nc/4.0/

Median LaSalle County effective property tax rate: 3.01%, significantly higher than the national median of 1.02%. Median LaSalle County home value: $83,415. Median annual LaSalle County tax bill: $2,340, $60 lower than the national median property tax bill of $2,400.

How are property taxes in LaSalle County calculated?

Property taxes in LaSalle County are calculated based on the tax assessed value, which is often lower than the actual market value due to property tax exemptions such as the homestead or senior exemption.

Understanding your county's property tax system, exemptions, and reduction opportunities can lead to significant savings. Whether you live in Ottawa or another part of LaSalle County, knowing local tax details benefits homeowners and investors.

Last Updated March 1, 2025

Lasalle County, Illinois Property Tax Bill Calculator

Property Assessed Value

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

3.01%

Estimate Property Tax Bill

$2,511

$2,330

Ownwell’s LaSalle County Property Tax Bill Calculator empowers homeowners, real estate investors, and potential buyers to estimate their annual property taxes in LaSalle County with just two data points. By entering your property's estimated assessed value, our calculator applies LaSalle County’s median effective tax rate to accurately estimate your property tax bill. Note that your property's assessed value — determined by your county — reflects any exemptions you may have, ensuring a more precise calculation for your property tax obligations. This insightful tool helps you understand potential tax liabilities and highlights how Ownwell can assist in reducing property taxes in LaSalle County. For those interested in more localized information, please scroll down to explore city-level trends!

Property Tax Rates Across Lasalle County, Illinois

Local government entities set tax rates, which can vary widely within a state. Annually, each county estimates its required budget to provide services and divides that by the total value of all taxable property within its jurisdiction. This calculation results in the property tax rate. While there are votes and laws involved in setting tax rates and budgets, in a nutshell, this is the annual process.

In LaSalle County, the effective property tax rate is notably higher compared to the national median rate of 1.02%. This difference can significantly impact homeowners' annual tax bills, making it essential for property owners to understand how their taxes are assessed. Within LaSalle County, Streator has the highest median tax rate, while Seneca boasts the lowest. This disparity illustrates how tax rates can differ even within the same county. Comparing LaSalle County's property tax rate to the national median provides perspective on the local tax burden. Understanding these rates is crucial for homeowners seeking to manage their expenses effectively.

Property Tax Rates Across Lasalle County, Illinois

Source: Ownwell

2.19%

3.11%

4.03%

Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.

Median Effective Lasalle County Tax Rate

3.01%

Median Effective Illinois Tax Rate

2.35%

Median Effective United States Tax Rate

1.02%

Property Tax Rates Across Lasalle County, Illinois

City	10th Percentile	25th Percentile	Median Tax Rate	75th Percentile	90th Percentile
Earlville	1.25%	2.87%	3.03%	3.03%	3.03%
La Salle	2.44%	3.46%	3.46%	3.46%	3.49%
Leland	1.20%	2.71%	2.95%	3.09%	3.10%
Marseilles	1.86%	2.38%	2.73%	3.55%	3.55%
Mendota	1.94%	2.59%	3.01%	3.01%	3.03%
Oglesby	2.46%	2.78%	3.06%	3.06%	3.06%
Ottawa	2.24%	2.87%	3.56%	3.56%	3.56%
Peru	1.98%	2.65%	2.65%	2.65%	2.67%
Sandwich	1.84%	2.19%	2.39%	2.40%	2.47%
Seneca	1.66%	2.11%	2.19%	2.22%	2.38%
Sheridan	2.13%	2.21%	2.28%	2.41%	2.53%
Somonauk	1.08%	2.71%	2.71%	2.71%	2.71%
Streator	1.53%	2.59%	4.03%	4.03%	4.06%
Utica	2.59%	2.84%	2.96%	2.96%	2.97%
Wedron	1.81%	2.25%	2.25%	2.25%	2.26%
Cedar Point	N/A	N/A	N/A	N/A	N/A
Grand Ridge	N/A	N/A	N/A	N/A	N/A
Leonore	N/A	N/A	N/A	N/A	N/A
Lostant	N/A	N/A	N/A	N/A	N/A
Naplate	N/A	N/A	N/A	N/A	N/A
Newark	N/A	N/A	N/A	N/A	N/A
Ransom	N/A	N/A	N/A	N/A	N/A
Rutland	N/A	N/A	N/A	N/A	N/A
Serena	N/A	N/A	N/A	N/A	N/A
Tonica	N/A	N/A	N/A	N/A	N/A
Triumph	N/A	N/A	N/A	N/A	N/A
Troy Grove	N/A	N/A	N/A	N/A	N/A
Wenona	N/A	N/A	N/A	N/A	N/A

Source: Ownwell

Property Tax Assessment Values Across Lasalle County, Illinois

When examining property taxes in LaSalle County, understanding the distinction between "market value" and "assessed value" is crucial. The market value is what a willing buyer would pay to a willing seller in an open and competitive market, often influenced by location, property condition, and economic market trends. The LaSalle County Assessor's Office estimates the market value for tax purposes. The assessed value is the market value minus any applicable exemptions or limits determined by local laws and offerings. The tax assessed value is the figure used to calculate your property taxes or the amount multiplied by your tax rate to get your tax bill.

In LaSalle County, assessment notices are sent in the spring each year. They’ll typically reach your mailbox by the middle of May. Each property owner receives an assessment notice that contains both the market value and assessed value, along with an estimate of your property tax bill. By providing insights into how assessed and market values are determined, this section helps property owners navigate their tax responsibilities and understand the valuation processes affecting their property taxes in LaSalle County. For example, the median tax bill in LaSalle County is $2,400, with tax bills ranging significantly across the county. Sandwich has the highest median home price at $225,444.

Property Tax Assessment Values Across Lasalle County, Illinois

Source: Ownwell

$47,830

$136,637

$225,444

Median Lasalle County Market Value

$83,415

Median Illinois Market Value

$194,700

Median United States Market Value

$235,294

Property Tax Assessment Values Across Lasalle County, Illinois

City	10th Percentile	25th Percentile	Median Home Price	75th Percentile	90th Percentile
Earlville	$77,014	$84,070	$106,578	$129,737	$179,483
La Salle	$34,267	$47,944	$64,766	$81,848	$108,506
Leland	$22,918	$93,207	$134,556	$165,234	$190,831
Marseilles	$45,272	$56,754	$84,336	$109,569	$156,095
Mendota	$37,051	$55,860	$80,673	$97,029	$130,440
Oglesby	$18,694	$46,196	$70,953	$109,042	$125,592
Ottawa	$51,291	$73,130	$112,635	$152,478	$228,139
Peru	$42,248	$54,033	$80,448	$112,586	$162,646
Sandwich	$152,004	$172,500	$225,444	$361,236	$510,307
Seneca	$104,123	$158,280	$208,890	$250,167	$275,723
Sheridan	$28,295	$87,250	$133,780	$256,723	$470,961
Somonauk	$95,793	$159,008	$193,924	$209,169	$284,485
Streator	$21,681	$33,552	$47,830	$80,378	$102,252
Utica	$18,187	$43,306	$98,274	$168,498	$209,661
Wedron	$6,066	$26,721	$59,253	$92,006	$105,038
Cedar Point	N/A	N/A	N/A	N/A	N/A
Grand Ridge	N/A	N/A	N/A	N/A	N/A
Leonore	N/A	N/A	N/A	N/A	N/A
Lostant	N/A	N/A	N/A	N/A	N/A
Naplate	N/A	N/A	N/A	N/A	N/A
Newark	N/A	N/A	N/A	N/A	N/A
Ransom	N/A	N/A	N/A	N/A	N/A
Rutland	N/A	N/A	N/A	N/A	N/A
Serena	N/A	N/A	N/A	N/A	N/A
Tonica	N/A	N/A	N/A	N/A	N/A
Triumph	N/A	N/A	N/A	N/A	N/A
Troy Grove	N/A	N/A	N/A	N/A	N/A
Wenona	N/A	N/A	N/A	N/A	N/A

Source: Ownwell

Property Tax Bills Across Lasalle County, Illinois

In LaSalle County, IL, property tax bills are determined by the assessed value of a home, which is a percentage of its market value. This assessed value is then multiplied by the local tax rate to calculate the tax bill. With a median home price of $83,415, LaSalle homeowners often see tax bills that fall around the national median property tax bill of $2,400. However, these bills can vary significantly within the county. For instance, tax bills at the 25th percentile are approximately $1,449, while those at the 75th percentile reach $3,745, and the 90th percentile can soar to $5,431. Notably, Somonauk has the highest median tax bill at $5,248, whereas Wedron has the lowest at $1,329. These variations mean that homeowners in LaSalle County experience a range of financial impacts based on their location and property value. Understanding these factors is crucial for homeowners to anticipate their property tax obligations and budget accordingly.

Property Tax Bills Across Lasalle County, Illinois

Source: Ownwell

$1,329

$3,289

$5,248

Median Lasalle County Tax Bill

$2,340

Median Illinois Tax Bill

$4,715

Median United States Tax Bill

$2,400

Property Tax Bills Across Lasalle County, Illinois

City	10th Percentile	25th Percentile	Median Tax Bill	75th Percentile	90th Percentile
Earlville	$1,910	$2,320	$2,862	$3,913	$4,568
La Salle	$645	$1,464	$2,054	$2,525	$3,527
Leland	$262	$1,410	$3,584	$4,842	$5,636
Marseilles	$881	$1,392	$2,117	$3,240	$4,342
Mendota	$881	$1,468	$2,183	$2,795	$3,380
Oglesby	$678	$1,619	$2,143	$3,114	$3,609
Ottawa	$1,361	$2,349	$3,488	$4,965	$6,783
Peru	$842	$1,373	$1,888	$2,668	$3,793
Sandwich	$1,480	$3,646	$5,046	$9,058	$12,491
Seneca	$1,443	$2,656	$4,307	$5,404	$6,080
Sheridan	$646	$2,158	$3,305	$6,284	$10,147
Somonauk	$2,241	$3,855	$5,248	$5,360	$7,513
Streator	$647	$1,050	$1,576	$2,343	$3,133
Utica	$509	$1,268	$2,900	$5,120	$6,040
Wedron	$265	$694	$1,329	$1,666	$2,391
Cedar Point	N/A	N/A	N/A	N/A	N/A
Grand Ridge	N/A	N/A	N/A	N/A	N/A
Leonore	N/A	N/A	N/A	N/A	N/A
Lostant	N/A	N/A	N/A	N/A	N/A
Naplate	N/A	N/A	N/A	N/A	N/A
Newark	N/A	N/A	N/A	N/A	N/A
Ransom	N/A	N/A	N/A	N/A	N/A
Rutland	N/A	N/A	N/A	N/A	N/A
Serena	N/A	N/A	N/A	N/A	N/A
Tonica	N/A	N/A	N/A	N/A	N/A
Triumph	N/A	N/A	N/A	N/A	N/A
Troy Grove	N/A	N/A	N/A	N/A	N/A
Wenona	N/A	N/A	N/A	N/A	N/A

Source: Ownwell

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