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Tax year 2026

New Mexico vs Texas Income Tax — 2026

A single filer earning $100,000 pays $3,569 less per year in Texas than in New Mexico — $297 a month. New Mexico charges $3,569; Texas charges $0.

Why this pair has a page: bordering states.

New Mexico at $100K
$3,569
3.57%
Texas at $100K
$0
0.00%
Annual difference
$3,569
$297 a month
National ranks
22 vs 7
of 50, lowest tax first

The bill at every income

Single filer, standard deduction, no dependents. State income tax only.

New Mexico and Texas income tax compared at seven income levels, 2026
Gross incomeNew Mexico taxTexas taxDifference
$50,000$1,184$0$1,184 less in TX
$75,000$2,359$0$2,359 less in TX
$100,000$3,569$0$3,569 less in TX
$150,000$6,019$0$6,019 less in TX
$250,000$11,158$0$11,158 less in TX
$500,000$25,908$0$25,908 less in TX
$1,000,000$55,408$0$55,408 less in TX
Annual state income tax, New Mexico versus Texas
NM at $50,000: $1,184NM at $50,000$1,184TX at $50,000: $0TX at $50,000$0NM at $75,000: $2,359NM at $75,000$2,359TX at $75,000: $0TX at $75,000$0NM at $100,000: $3,569NM at $100,000$3,569TX at $100,000: $0TX at $100,000$0NM at $150,000: $6,019NM at $150,000$6,019TX at $150,000: $0TX at $150,000$0NM at $250,000: $11,158NM at $250,000$11,158TX at $250,000: $0TX at $250,000$0NM at $500,000: $25,908NM at $500,000$25,908TX at $500,000: $0TX at $500,000$0NM at $1,000,000: $55,408NM at $1,000,000$55,408TX at $1,000,000: $0TX at $1,000,000$0

How the two systems differ

New Mexico and Texas income tax systems compared
New MexicoTexas
Tax structureGraduatedNo income tax
Top marginal rate5.9%None
Number of brackets6—
Standard deduction (single)$16,100—
Personal exemptionNone—
Local income taxesNoNo
Capital gainspreferentialnone
Population (2024)2,130,25631,290,831

By filing status

New Mexico and Texas tax on $100,000 by filing status, 2026
Filing statusNew MexicoTexasDifference
Single$3,569$0$3,569 less in TX
Married filing jointly$2,576$0$2,576 less in TX
Married filing separately$3,706$0$3,706 less in TX
Head of household$2,954$0$2,954 less in TX

Change the assumptions

Adjust income and filing status, or swap either state. The URL updates so you can share the exact comparison.

At $100,000 as a single filer, Texas costs $3,569 less per year than New Mexico — $297 a month.

New Mexico compared with Texas at $100,000
New MexicoTexasDifference
State income tax$3,569$0$3,569
Per month$297$0$297
Effective rate3.57%0.00%3.57 pts
Marginal rate4.9%None4.90 pts
Standard deduction$16,100—$16,100
Taxable income$83,900—$83,900
Tax structureGraduatedNo income tax
Local income taxesNoNo

Full detail: New Mexico · Texas · methodology

What this comparison leaves out

Sources for both states

  1. 1.New Mexico Taxation and Revenue DepartmentState revenue department
    FYI-104, New Mexico Withholding Tax, Effective January 1, 2026 (Rev. 11/2025)
    https://realfile.tax.newmexico.gov/FYI-104.pdf
    Retrieved · 2026 percentage-method tables reproduce the same 1.5%/3.2%/4.3%/4.7%/4.9%/5.9% progression and the same bracket widths ($8,000, $25,000, $50,000, $100,000, $315,000 above the deduction offset for married filers), confirming the statutory schedule is unchanged for 2026.
  2. 2.Tax FoundationResearch organisation (cross-check)
    State Individual Income Tax Rates and Brackets, 2026
    https://taxfoundation.org/data/all/state/state-income-tax-rates-2026/
    Retrieved · Reproduces the same six brackets for both filing schedules.
  3. 3.Texas Comptroller of Public AccountsState revenue department
    Texas Taxes
    https://comptroller.texas.gov/taxes/
    Retrieved

Figures on this page were last checked against these sources on . Found something wrong? Report it.