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Tax year 2026

Arkansas vs Louisiana Income Tax — 2026

A single filer earning $100,000 pays $599 less per year in Louisiana than in Arkansas — $50 a month. Arkansas charges $3,212; Louisiana charges $2,614.

Why this pair has a page: bordering states.

Arkansas at $100K
$3,212
3.21%
Louisiana at $100K
$2,614
2.61%
Annual difference
$599
$50 a month
National ranks
18 vs 13
of 50, lowest tax first

The bill at every income

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

Arkansas and Louisiana income tax compared at seven income levels, 2026
Gross incomeArkansas taxLouisiana taxDifference
$50,000$1,362$1,114$249 less in LA
$75,000$2,287$1,864$424 less in LA
$100,000$3,212$2,614$599 less in LA
$150,000$5,062$4,114$949 less in LA
$250,000$8,762$7,114$1,649 less in LA
$500,000$18,012$14,614$3,399 less in LA
$1,000,000$36,512$29,614$6,899 less in LA
Annual state income tax, Arkansas versus Louisiana
AR at $50,000: $1,362AR at $50,000$1,362LA at $50,000: $1,114LA at $50,000$1,114AR at $75,000: $2,287AR at $75,000$2,287LA at $75,000: $1,864LA at $75,000$1,864AR at $100,000: $3,212AR at $100,000$3,212LA at $100,000: $2,614LA at $100,000$2,614AR at $150,000: $5,062AR at $150,000$5,062LA at $150,000: $4,114LA at $150,000$4,114AR at $250,000: $8,762AR at $250,000$8,762LA at $250,000: $7,114LA at $250,000$7,114AR at $500,000: $18,012AR at $500,000$18,012LA at $500,000: $14,614LA at $500,000$14,614AR at $1,000,000: $36,512AR at $1,000,000$36,512LA at $1,000,000: $29,614LA at $1,000,000$29,614

How the two systems differ

Arkansas and Louisiana income tax systems compared
ArkansasLouisiana
Tax structureGraduatedFlat rate
Top marginal rate3.7%3%
Number of brackets51
Standard deduction (single)$2,470$12,875
Personal exemption$29 creditNone
Local income taxesNoNo
Capital gainspreferentialordinary
Population (2024)3,088,3544,597,740

By filing status

Arkansas and Louisiana tax on $100,000 by filing status, 2026
Filing statusArkansasLouisianaDifference
Single$3,212$2,614$599 less in LA
Married filing jointly$3,121$2,228$894 less in LA
Married filing separately$3,212$2,614$599 less in LA
Head of household$3,212$2,228$985 less in LA

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, Louisiana costs $599 less per year than Arkansas — $50 a month.

Arkansas compared with Louisiana at $100,000
ArkansasLouisianaDifference
State income tax$3,212$2,614$599
Per month$268$218$50
Effective rate3.21%2.61%0.60 pts
Marginal rate3.7%3%0.70 pts
Standard deduction$2,470$12,875$10,405
Taxable income$97,530$87,125$10,405
Tax structureGraduatedFlat rate
Local income taxesNoNo

Full detail: Arkansas · Louisiana · methodology

What this comparison leaves out

Sources for both states

  1. 1.Arkansas Department of Finance and AdministrationState revenue department
    Withholding Tax Formula Method, Effective 01/01/2026 (Tax Year 2026 brackets)
    https://www.dfa.arkansas.gov/wp-content/uploads/Withholding-Tax-Formula.pdf
    Retrieved
  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
  3. 3.Louisiana Department of Revenue, Tax Policy and Planning DivisionState revenue department
    Notice of Intent — Income Tax Withholding Tables (LAC 61:I.1501), 2026 standard deduction adjustment
    https://dam.ldr.la.gov/lawspolicies/1501-OSR.pdf
    Retrieved

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