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How to Calculate 2025 New Mexico State Income Tax by Using State Income Tax Table

1. Find your income exemptions

2. Find your pretax deductions, including 401K, flexible account contributions ...

3. Find your gross income

4. Check the 2025 New Mexico state tax rate and the rules to calculate state income tax

5. Calculate your state income tax step by step

6. If you want to simplify payroll tax calculations, you can download ezPaycheck payroll software, which can calculate federal tax, state tax, Medicare tax, Social Security Tax and other taxes for you automatically. You can try it free for 30 days, with no obligation and no credt card needed.

Learn more about the in house payroll tax solution for New Mexico small businesses here.
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New Mexico State Tax Tables

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2025 New Mexico State Tax Witholding Table
2024 New Mexico State Tax Witholding Table
2023 New Mexico State Tax Witholding Table
2022 New Mexico State Tax Witholding Table
2021 New Mexico State Tax Witholding Table
( 2020   2019   2018   2017   2016   )

Tax rate used in calculating New Mexico state tax for year 2025

State Abbreviation:

NM

State Tax Withholding State Code:

35

Acceptable Exemption Form:

None

Basis For Withholding:

Federal Exemptions

Acceptable Exemption Data:

None

TSP Deferred:

Yes

Special Coding:

None

Additional Information:

A state tax certificate is not required since Federal exemptions are used in the computation of the state formula.

Need a Better Way to Calculate New Mexico State Income Tax Withholdings?

Click here to view the step by step guide on
How to Calculate New Mexico State Income Tax Withholdings Automatically

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    • Withholding Formula >(New Mexico Effective 2025)<
    1. Subtract the nontaxable biweekly Thrift Savings Plan contribution from the gross biweekly wages.

    2. Subtract the nontaxable biweekly Federal Health Benefits Plan payment(s) (includes dental and vision insurance program and flexible spending account - health care and dependent care deductions) from the amount computed in step 1.

    3. Add the taxable biweekly fringe benefits (taxable life insurance, etc.) to the amount computed in step 2 to obtain the adjusted gross biweekly wages.

    4. Multiply the adjusted gross biweekly wages times 26 to obtain the gross annual wages.

    5. Apply the taxable income computed in step 4 to the following table to determine the annual New Mexico tax withholding.

      6. Tax Withholding Table
      Single

      If the Amount of
      Taxable Income Is:

      The Amount of New Mexico Tax
      Withholding Should Be:


      Over:

      But Not
      Over:

      blank
      blank
      blank

      Of Excess
      Over:

      $          0 $>  7,300 $        0 plus 0.0% $         0
           7,300       12,800           0 plus 1.7% >   7,300
           12,800     18,300      93.50 plus 3.2%     12,800
         18,300     23,300    269.50 plus 4.7%   18,300
         23,300 <   217,300    504.50 plus 4.9%   23,300 <
         217,300 <   and over    10,010 plus 5.9%   217,300 <


      Married

      If the Amount of
      Taxable Income Is:

      The Amount of New Mexico Tax
      Withholding Should Be:


      Over:

      But Not
      Over:

      blank
      blank
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      Of Excess
      Over:

      $         0 $ > 14,600 $   0.00 plus 0% $         0
          14,600    22,600      0.00 plus 1.7% >14,600
        22,600    30,600   136.00 plus 3.2%   22,600
        30,600    38,600   392.00 plus 4.7%   30,600
        38,600 <   329,600   768.00 plus 4.9%   38,600 <
        329,600 <   and over   15,027.00 plus 5.9%   329,600 <

      Head of Household

      If the Amount of
      Taxable Income Is:

      The Amount of New Mexico Tax
      Withholding Should Be:


      Over:

      But Not
      Over:

      blank
      blank
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      Of Excess
      Over:

      $         0 $ > 10,950 $   0.00 plus 0% $         0
          10,950    18,950      0.00 plus 1.7%   10,950
        18,950    26,950   136.00 plus 3.2%   18,950
        26,950    34,950   392.00 plus 4.7%   26,950
        34,950 <   325,950   768.00 plus 4.9%   34,950 <
        325,950 <   and over   15,027.00 plus 5.9%   325,950 <

    6. Divide the annual New Mexico tax withholding by 26 to obtain the biweekly New Mexico tax withholding.

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