Sierra County, New Mexico Property Taxes
Property Taxes in Sierra County, New Mexico
Median Sierra County effective property tax rate: 0.93%, significantly lower than the national median of 1.02%.
Median Sierra County home value: $39,830
Median annual Sierra County tax bill: $426, $1,974 lower than the national median property tax bill of $2,400.
How are property taxes in Sierra County calculated?
Property taxes in Sierra 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 Sierra County or another part of Sierra County, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Sierra County, New Mexico Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.93%
Estimate Property Tax Bill
$370
$344
How Does the Sierra County Property Tax Calculator Work?
Use this Sierra County property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Sierra County's median effective tax rate of 0.93% to generate your estimate.
Enter your property's estimated assessed value — the figure the appraisal district assigns for tax purposes, which is typically lower than market value after applicable exemptions. Our calculator uses the median effective rate for a more accurate estimate than the statutory millage rate alone. Sierra County’s median tax rate is lower than the national median property tax rate of 1.02% and higher than the New Mexico median tax rate of 0.85%.
Your actual bill may vary based on your specific exemptions, local school district levies, and any special assessment districts that apply to your property. Sierra County’s median property tax bill is $426, compared with the national median property tax bill of $2,400 and $1,974 lower than the state median bill.
For a more precise estimate, scroll down to explore city and ZIP code-level tax rate trends across Sierra County.
Property Tax Rates Across Sierra County, New Mexico
What Are Effective Property Tax Rates Across Sierra County?
Local government entities set tax rates, which vary widely across Sierra County. Each year, the county estimates its budget for public services and divides that total by the assessed value of all taxable property within its jurisdiction.
Below, compare Sierra County's effective property tax rate to other counties in New Mexico or the U.S. median of 1.02%.
Sierra County's median effective rate stands at 0.93%, which is lower than the national median of 1.02%. Within Sierra County, the highest rate is found in Truth or Consequences at 1.05%, while Arrey has the lowest at 0.79%.
These variations reflect differences in local school district levies, special assessment districts assessments, and special district bonds — which compound the base county rate.
Our median effective property tax rate (tax bill Ă· 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%
Our median effective property tax rate (tax bill Ă· 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 Mexico Tax Rate
0.85%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Sierra County, New Mexico
| City | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Arrey | 0.77% | 0.78% | 0.79% | 0.90% | 1.00% |
| Caballo | 0.77% | 0.78% | 0.88% | 0.91% | 1.01% |
| Derry | 0.78% | 0.83% | 0.90% | 0.97% | 1.25% |
| Elephant Butte | 0.89% | 0.92% | 1.04% | 1.05% | 1.24% |
| Hillsboro | 0.78% | 0.83% | 0.89% | 0.91% | 1.00% |
| Monticello | 0.78% | 0.81% | 0.89% | 0.91% | 0.98% |
| T Or C | 0.45% | 0.84% | 0.92% | 1.11% | 1.16% |
| Truth Or Consequences | 0.79% | 0.88% | 1.05% | 1.13% | 1.21% |
| Williamsburg | 0.72% | 0.79% | 0.89% | 0.95% | 0.99% |
| Winston | 0.77% | 0.81% | 0.89% | 0.91% | 1.00% |
| Deming | N/A | N/A | N/A | N/A | N/A |
| Silver City | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Assessment Values Across Sierra County, New Mexico
When examining property taxes in Sierra 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 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 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 Sierra County.
For example, the median tax bill in Sierra County is $426, with tax bills ranging significantly across the county. Hillsboro has the highest median home price at $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 Sierra County, New Mexico
| City | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Arrey | $3,441 | $6,476 | $25,486 | $55,088 | $91,649 |
| Caballo | $5,938 | $19,401 | $43,632 | $93,498 | $158,638 |
| Derry | $9,377 | $34,058 | $56,673 | $107,364 | $190,018 |
| Elephant Butte | $9,549 | $24,535 | $69,590 | $141,364 | $201,714 |
| Hillsboro | $32,010 | $58,167 | $97,582 | $166,798 | $291,070 |
| Monticello | $5,894 | $30,264 | $74,325 | $134,139 | $175,660 |
| T Or C | $4,725 | $7,767 | $13,725 | $42,142 | $65,415 |
| Truth Or Consequences | $6,124 | $17,640 | $48,804 | $91,230 | $143,359 |
| Williamsburg | $6,631 | $22,989 | $50,259 | $95,940 | $147,157 |
| Winston | $11,352 | $22,226 | $57,292 | $91,756 | $149,191 |
| Deming | N/A | N/A | N/A | N/A | N/A |
| Silver City | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Property Tax Bills Across Sierra County, New Mexico
How are property tax bills calculated in Sierra County, New Mexico?
Property tax bills are based on the assessed value of a home, which is then multiplied by the local tax rate and adjusted for any exemptions or special levies. In Sierra County, the median home price is $39,830, so even modest changes in assessed value can affect what a homeowner pays each year. The amount owed is not the same for every property, because tax bills reflect both the market value of the home and the taxing jurisdictions that apply to it.
What factors influence the final bill?
Homes with higher assessed values generally face higher tax bills, while lower-value properties usually pay less. In Sierra County, the 25th percentile tax bill is $129, the 75th percentile is $970, and the 90th percentile is $1,670. That range shows how much bills can vary depending on property characteristics and location. For homeowners, this means property taxes can have a meaningful impact on annual housing costs, especially when assessed values rise or local rates change.
Median Sierra County Tax Bill
$426
Median New Mexico Tax Bill
$1,249
Median United States Tax Bill
$2,400
Property Tax Bills Across Sierra County, New Mexico
| City | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Arrey | $27 | $50 | $220 | $484 | $830 |
| Caballo | $49 | $172 | $402 | $918 | $1,455 |
| Derry | $141 | $319 | $572 | $1,056 | $1,821 |
| Elephant Butte | $89 | $250 | $750 | $1,502 | $2,162 |
| Hillsboro | $268 | $495 | $912 | $1,602 | $2,624 |
| Monticello | $70 | $276 | $689 | $1,174 | $1,772 |
| T Or C | $40 | $58 | $122 | $219 | $713 |
| Truth Or Consequences | $51 | $177 | $533 | $998 | $1,593 |
| Williamsburg | $53 | $191 | $433 | $864 | $1,354 |
| Winston | $101 | $215 | $523 | $852 | $1,354 |
| Deming | N/A | N/A | N/A | N/A | N/A |
| Silver City | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | May 1 |
Links | |
|---|---|
| Sierra Tax Assessor | |
| Website | liveweb.sierraco.org |