Big Rock, Dekalb County, Illinois Property Taxes

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

Median BIG ROCK, IL effective property tax rate: 2.41%, significantly higher than the national median of 1.02%, but lower than the Illinois state median of 2.35%.
Median BIG ROCK, IL home value: $302,934
Median annual BIG ROCK, IL tax bill: $6,558, $4,158 higher than the national median property tax bill of $2,400.

How are property taxes in DeKalb calculated?

Property taxes in BIG ROCK, IL 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 BIG ROCK’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in BIG ROCK, knowing local tax details benefits homeowners and investors.

Last Updated March 1, 2025

Big Rock, Dekalb County, Illinois Property Tax Bill Calculator

Property Assessed Value

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

2.41%

Estimate Property Tax Bill

$7,301

$6,775

Ownwell’s BIG ROCK Property Tax Bill Calculator empowers homeowners, real estate investors, and potential buyers to estimate their annual property taxes in BIG ROCK with just two data points. By entering your property's estimated assessed value, our calculator applies BIG ROCK’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 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 DeKalb. For those interested in more localized information, please scroll down to explore city-level trends!

Property Tax Rates Across Big Rock, Dekalb County, Illinois

Local government entities set tax rates, and these can vary widely within Illinois. Each county estimates its required budget to provide services and divides that by the total value of all taxable property within its jurisdiction, resulting in the property tax rate. While votes and laws play a role in setting tax rates and budgets, this is essentially the annual process.

In Big Rock, located in DeKalb County, the effective property tax rate is 2.41%. This rate is notably higher than the national median property tax rate of 1.02%. When compared to other cities in Illinois, Big Rock's rate is among the highest. The median property tax rate for Illinois as a whole also stands at 2.41%, indicating that Big Rock aligns with the state average but still surpasses the national median.

Understanding these rates can help property owners in Big Rock make informed financial decisions. With property taxes being a significant expense, knowing how your city's rate compares to state and national averages is crucial for effective financial planning.

Property Tax Rates Across Big Rock, Dekalb County, Illinois

Source: Ownwell

2.35%

2.89%

3.43%

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 Big Rock Taxx Rate

2.41%

Median Effective Dekalb County Taxx Rate

2.86%

Median Effective Illinois Tax Rate

2.35%

Median Effective United States Tax Rate

0.99%

Property Tax Rates Across Big Rock, Dekalb County, Illinois

Zip	10th Percentile	25th Percentile	Median Tax Rate	75th Percentile	90th Percentile
60511	1.98%	2.33%	2.41%	2.63%	2.80%

Source: Ownwell

Property Tax Assessment Values Across Big Rock, Dekalb County, Illinois

When examining property taxes in Big Rock, IL, 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 DeKalb County appraisal district 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 DeKalb 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 Big Rock. For example, the median home price in Big Rock is $302,934, with tax bills ranging significantly across the county. Zip code 60511 has the highest median home price at $302,934.

Property Tax Assessment Values Across Big Rock, Dekalb County, Illinois

Source: Ownwell

$145,544

$224,239

$302,934

Median Big Rock Market Value

$302,934

Median Dekalb County Market Value

$185,016

Median Illinois Market Value

$194,700

Median United States Market Value

$244,900

Property Tax Assessment Values Across Big Rock, Dekalb County, Illinois

Zip	10th Percentile	25th Percentile	Median Home Price	75th Percentile	90th Percentile
60511	$234,769	$273,687	$302,934	$337,134	$439,709

Source: Ownwell

Property Tax Bills Across Big Rock, Dekalb County, Illinois

In Big Rock, DeKalb County, IL, property tax bills are calculated based on the assessed value of a home, which is a percentage of its market value. The median home price in this area is $302,934. The property tax rate in DeKalb County is notably higher than the national median property tax rate of 1.02%, resulting in a median tax bill of $6,558. This figure is significantly above the national median property tax bill of $2,400. The tax bill can range from $6,073 at the 25th percentile to $11,713 at the 90th percentile, reflecting variations in home values and specific tax rates applied. These high tax bills can place a substantial financial burden on homeowners. Ownwell offers a solution by helping homeowners appeal their property assessments and secure exemptions, potentially reducing their tax bills. By leveraging expert knowledge and local data, Ownwell can identify opportunities for savings, ensuring homeowners are not overpaying on their property taxes.

Property Tax Bills Across Big Rock, Dekalb County, Illinois

Source: Ownwell

$3,270

$5,340

$7,410

Median Big Rock Tax Bill

$6,558

Median Dekalb County Tax Bill

$5,206

Median Illinois Tax Bill

$4,715

Median United States Tax Bill

$2,690

Property Tax Bills Across Big Rock, Dekalb County, Illinois

Zip	10th Percentile	25th Percentile	Median Tax Bill	75th Percentile	90th Percentile
60511	$5,368	$6,073	$6,558	$8,530	$11,713

Source: Ownwell