Hillsboro, Sierra County, New Mexico Property Taxes
Property Taxes in Hillsboro, New Mexico
Median Hillsboro, New Mexico effective property tax rate: 0.89%, significantly lower than the national median of 1.02%, and slightly higher than the New Mexico state median of 0.85%.
Median Hillsboro, New Mexico home value: $97,582
Median annual Hillsboro, New Mexico tax bill: $912, $1,488 lower than the national median property tax bill of $2,400.
How are property taxes in Sierra calculated?
Property taxes in Hillsboro, New Mexico 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 Hillsboro's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Hillsboro, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Hillsboro, Sierra County, New Mexico Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.89%
Estimate Property Tax Bill
$868
$806
How Does the Hillsboro Property Tax Calculator Work?
Use this Hillsboro property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Hillsboro's median effective tax rate of 0.89% — based on actual property records in Sierra County — to generate your estimate.
Enter your property's estimated assessed value — the figure used to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Hillsboro's median effective rate across all local levies, providing a more accurate estimate than applying a single county millage rate.
Your bill may vary by ZIP code within Hillsboro: rates range from 0.89% in 88042 to 0.89% in 88042, primarily due to differences in school district levies and local assessment districts.
For a more precise estimate, scroll down to explore ZIP code-level tax rate trends across Hillsboro.
About Hillsboro Property Taxes
About Property Taxes in Hillsboro, Sierra, New Mexico
Hillsboro’s median effective property tax rate of 0.89% is lower than the New Mexico state median of 0.85% and lower than the national median of 1.02%. This rate reflects the Sierra County base levy combined with local school district levies and special assessment districts that vary by subdivision throughout the city.
Property tax rates are not uniform across Hillsboro. Homeowners in the 88042 ZIP code carry a median effective rate of 0.89%, while those in the same ZIP also pay 0.89%. This reflects how school district boundaries and local assessment districts are drawn across Sierra County. Understanding which part of Hillsboro you live in can make a meaningful difference to your annual tax bill.
Hillsboro homeowners who believe their assessed value is too high can file a formal appeal with the local Tax Assessor before the May 1, 2026 deadline each year.
If your estimated bill above seems higher than expected, Ownwell can review your assessment and protest on your behalf. You only pay if we save you money.
Property Tax Rates Across Hillsboro, Sierra County, New Mexico
As noted earlier, 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 Hillsboro's effective property tax rate to other cities in New Mexico and the median property tax rates in New Mexico and the U.S.
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 Hillsboro Tax Rate
0.89%
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 Sierra County Tax Rate
0.93%
Median Effective New Mexico Tax Rate
0.85%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Hillsboro, Sierra County, New Mexico
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 88042 | 0.78% | 0.83% | 0.89% | 0.91% | 1.00% |
Source: Ownwell
Property Tax Assessment Values Across Hillsboro, Sierra County, New Mexico
When examining property taxes in Hillsboro, New Mexico, 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 Sierra 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.
Assessment notices:
In Sierra County, assessment notices are sent in April 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 Hillsboro.
For example, the median home price in Hillsboro is $97,582, with tax bills ranging significantly across the county. 88042 has the highest median home price at $97,582.
Property Tax Assessment Values Across Hillsboro, Sierra County, New Mexico
Source: Ownwell
$13,725
$55,654
$97,582
Median Hillsboro Market Value
$97,582
Median Sierra County Market Value
$39,830
Median New Mexico Market Value
$129,686
Median United States Market Value
$235,294
Property Tax Assessment Values Across Hillsboro, Sierra County, New Mexico
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 88042 | $32,010 | $58,167 | $97,582 | $166,798 | $291,070 |
Source: Ownwell
Property Tax Bills Across Hillsboro, Sierra County, New Mexico
Property tax bills in Hillsboro are based on the assessed value of a home and the local tax rate set for Sierra County. When a property is valued, that assessment becomes the starting point for calculating what a homeowner owes each year. The bill is then shaped by the home’s market value, local levies, and any exemptions or special assessments that apply.
For a typical homeowner, this means two similar houses can receive different tax bills if their assessed values or tax treatments differ. In Hillsboro, the median home price is $97,582, which helps explain why property tax bills can vary widely across the city. The 25th percentile tax bill is $495, while the 75th percentile is $1,602 and the 90th percentile is $2,624. The highest and lowest median tax bill both sit at $912 in ZIP code 88042.
Because property taxes are tied to value, homeowners with rising assessments may see their bills increase even if their tax rate stays the same.
Median Hillsboro Tax Bill
$912
Median Sierra County Tax Bill
$426
Median New Mexico Tax Bill
$1,249
Median United States Tax Bill
$2,400
Property Tax Bills Across Hillsboro, Sierra County, New Mexico
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 88042 | $268 | $495 | $912 | $1,602 | $2,624 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | May 1 |
Links | |
|---|---|
| Sierra Tax Assessor | |
| Website | liveweb.sierraco.org |