New Castle, Garfield County, Colorado Property Taxes

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Property Taxes in New Castle, Colorado

Median NEW CASTLE, CO effective property tax rate: 0.46%, significantly lower than the national median of 1.02%, but lower than the Colorado state median of 0.55%.
Median NEW CASTLE, CO home value: $340,785
Median annual NEW CASTLE, CO tax bill: $1,617, $783 lower than the national median property tax bill of $2,400.

How are property taxes in Garfield calculated?

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

Last Updated March 1, 2025

New Castle, Garfield County, Colorado Property Tax Bill Calculator

Property Assessed Value

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

0.46%

Estimate Property Tax Bill

$1,978

$1,836

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

Property Tax Rates Across New Castle, Garfield County, Colorado

Local government entities set tax rates, which can vary widely within a state. Why? Because 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. Below, you can compare New Castle’s effective property tax rate to other cities in Colorado and the median property tax rates in Colorado and the U.S.

Property Tax Rates Across New Castle, Garfield County, Colorado

Source: Ownwell

0.35%

0.44%

0.54%

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 New Castle Tax Rate

0.46%

Median Effective Garfield County Tax Rate

0.50%

Median Effective Colorado Tax Rate

0.50%

Median Effective United States Tax Rate

1.02%

Property Tax Rates Across New Castle, Garfield County, Colorado

Zip	10th Percentile	25th Percentile	Median Tax Rate	75th Percentile	90th Percentile
81647	0.39%	0.46%	0.46%	0.46%	0.57%

Source: Ownwell

Property Tax Assessment Values Across New Castle, Garfield County, Colorado

When examining property taxes in New Castle, Colorado, 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 Garfield 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. Assessment notices: In Garfield County, assessment notices are sent in the spring each year. They’ll typically reach your mailbox by the middle of April. 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 New Castle. For example, the median home price in New Castle is $340,785, with tax bills ranging significantly across the county. 81647 has the highest median home price at $341,760.

Property Tax Assessment Values Across New Castle, Garfield County, Colorado

Source: Ownwell

$221,025

$609,855

$998,685

Median New Castle Market Value

$430,070

Median Garfield County Market Value

$460,960

Median Colorado Market Value

$519,879

Median United States Market Value

$235,294

Property Tax Assessment Values Across New Castle, Garfield County, Colorado

Zip	10th Percentile	25th Percentile	Median Home Price	75th Percentile	90th Percentile
81647	$42,523	$285,135	$430,070	$575,332	$728,626

Source: Ownwell

Property Tax Bills Across New Castle, Garfield County, Colorado

Property tax bills in New Castle, Garfield County, CO, are determined by assessing the property's market value and applying the local tax rate. With a median home price of $340,785, the property tax rate in this region results in a median tax bill of $1,621, which is lower than the national median property tax bill of $2,400. The tax bills range from the 25th percentile at $1,092 to the 90th percentile at $2,417, showcasing the variability based on property value and specific assessments. This can significantly impact homeowners, especially when their assessed value increases, leading to higher tax obligations.

Ownwell assists homeowners by offering property tax appeal services, potentially reducing their tax bills. By analyzing property assessments and market trends, Ownwell identifies discrepancies and advocates for fairer valuations. This service can be particularly beneficial in areas with rising property values, ensuring homeowners are not overpaying on their property taxes. Engaging with Ownwell can lead to substantial savings, easing the financial burden of homeownership.

Property Tax Bills Across New Castle, Garfield County, Colorado

Source: Ownwell

$936

$2,918

$4,899

Median New Castle Tax Bill

$2,187

Median Garfield County Tax Bill

$2,436

Median Colorado Tax Bill

$2,732

Median United States Tax Bill

$2,400

Property Tax Bills Across New Castle, Garfield County, Colorado

Zip	10th Percentile	25th Percentile	Median Tax Bill	75th Percentile	90th Percentile
81647	$1,079	$1,570	$2,187	$2,662	$3,274

Source: Ownwell

Don't miss the deadline to appeal!

Dates
Appeal Deadline	June 1

Links
Garfield Tax Assessor
Website	qpublic.schneidercorp.com

Frequently Asked Property Tax Questions in New Castle, Colorado

How are property taxes calculated in New Castle, Colorado?

Property taxes in New Castle, Colorado are calculated by multiplying your property's assessed value by the applicable tax rate set by local taxing authorities. The assessed value is determined by the county assessor and may differ from your property's market value depending on local assessment ratios and exemptions.

How do I appeal my property taxes in New Castle, Colorado?

To appeal your property taxes in New Castle, Colorado, you typically need to file a formal protest or appeal with your local appraisal district or assessor's office by the stated deadline. You'll need evidence such as comparable sales, a recent independent appraisal, or documentation of property condition issues. Ownwell can handle this entire process for you.

What property tax exemptions are available in New Castle, Colorado?

Common property tax exemptions in New Castle, Colorado include homestead exemptions for primary residences, senior citizen exemptions, veteran exemptions, and disability exemptions. Exemption amounts and eligibility requirements vary by county. Contact your local appraisal district or check Ownwell for details specific to your property.

When are property taxes due in New Castle, Colorado?

Property tax deadlines in New Castle, Colorado vary by county but typically include an assessment notice period in spring or early summer, followed by an appeal deadline, and a tax payment due date in the fall or winter. Check with your county assessor's office for specific dates in your area.

How can Ownwell help reduce my property taxes in New Castle, Colorado?

Ownwell provides professional property tax appeal services in New Castle, Colorado. Our team analyzes your assessment, gathers evidence, files all paperwork, and represents you at hearings — all with no upfront cost. You only pay a percentage of your savings if we successfully lower your tax bill.