Tax year 2026 · Single filer · $100kRank #43Has state income tax

$100k Take-Home Pay in Idaho 2026

After-tax pay on a fixed $100,000 single-filer salary in Idaho — about $73,880 net (26.1% effective). Federal, state, and FICA only; sales and property tax excluded.

By Sammy S. · Founder · AuthorUpdated for 2026

$73,880

Take-home at $100k

#43

National rank

26.1%

Effective levy

$26,120

Est. tax

Calculate your take-home Full ranking

Idaho $100k take-home snapshot

Idaho ranks #43 of 50 for take-home on a fixed $100,000 single-filer salary in 2026. Modeled net pay is about $73,880 after federal income tax, state income tax, and employee payroll (FICA). Effective levy ≈ 26.1%. Sales and property taxes are excluded.

Annual take-home

$73,880

Rank #43 of 50

Effective levy

26.1%

$26,120 total tax

Monthly ≈

$6,157

$2,842 biweekly

Share kept

73.9%

Has state income tax

Key takeaways for Idaho

Idaho keeps about $73,880 on a $100,000 single-filer salary (rank #43).
Estimated levies ≈ $26,120 (~26.1% effective) — paycheck-only.
Roughly $6,157/month or $2,842 biweekly.
Idaho has state income tax; federal tax and FICA still apply.
For context: Texas ≈ $79,180; California ≈ $72,794 on the same vignette.

Monthly and biweekly take-home in Idaho

Rough paycheck estimates from the same $100,000 annual net — useful for budgeting before you open the calculator.

Pay period	Take-home
Annual	$73,880
Monthly (÷ 12)	$6,157
Biweekly (÷ 26)	$2,842

How Idaho compares on $100k

Gap vs the top and bottom of the ranking, plus nearby peers by take-home dollars.

vs #1 (Alaska)

$5,300 less per year

vs last (Hawaii)

$2,214 more per year

vs Texas

$5,300 less than Texas

vs California

$1,086 more than California

#44 · $73,875

#45 · $73,818

#42 · $74,008

#41 · $74,143

#40 · $74,190

#39 · $74,230

How we calculate $100k take-home in Idaho

We run a fixed $100,000 gross salary through our US paycheck engine for a single filer in tax year 2026, with Idaho selected. Modeled withholdings include federal income tax, state income tax (when applicable), and employee payroll (FICA plus any modeled state disability / paid family leave premiums).

Results are educational estimates for comparing jurisdictions — not a substitute for your W-2 stub or a filed return. Local city taxes, benefits deductions, and non-paycheck levies (sales, property) are excluded.

$100k take-home FAQ — Idaho

In this 2026 single-filer model, Idaho keeps about $73,880 of $100,000 (73.9% of gross). Estimated levies are about $26,120 (~26.1% effective). Rank #43 of 50 states.

About $6,157 per month (annual ÷ 12) and about $2,842 biweekly (annual ÷ 26) on this modeled $100,000 single-filer salary.

Idaho ranks #43 of 50 states. #1 (Alaska) keeps about $79,180; last place (Hawaii) keeps about $71,666. Gap vs #1 is about $5,300 per year.

Yes — Idaho has state income tax (flat structure in our state table). Combined with federal income tax and employee payroll, modeled take-home is about $73,880.

About $26,120 in combined federal income tax, state income tax (if any), and employee payroll on this vignette — an effective levy of ~26.1%.

Paycheck-only. This profile excludes sales tax, property tax, and most benefit deductions. For broader burden and COL context, see salary comparison by state and household tax by state.

This page models a single filer with standard defaults. Married filing jointly, head of household, dependents, and pre-tax deductions change results. Use the US paycheck calculator with Idaho selected to personalize.

About 73.9% — $73,880 net of $26,120 modeled levies on $100,000 gross.

Idaho keeps about $5,300 less per year than Texas ($73,880 vs $79,180) in this single-filer model.

Idaho keeps about $1,086 more per year than California ($73,880 vs $72,794).

About $2,842 every other week if you divide annual take-home by 26 pay periods. Actual paycheck timing and withholdings can differ.

Rankings here are dollars kept after federal, state, and employee payroll — not income-tax status alone. Progressive brackets, flat rates, and payroll premiums all move net pay at $100k.

Open the Idaho salary comparison profile for income ladders beyond $100k, or use the US paycheck calculator with Idaho selected for your filing status and deductions.