Retiring in Idaho: what taxes actually cost you
The short answer
On $80,000 of retirement income, Idaho costs about $7,268 a year across state income, property and sales tax. That ranks 30 of 51, or $633 above the median state. State income tax alone is $3,248, which is 4.1% of gross income.
Run it on your own numbers
The figures above use a reference profile. Change them and every number on this page moves, including the ranking.
How Idaho treats retirement income
Idaho uses a flat 5.8% income tax, so the rate is the same on the first dollar and the last.
Social Security
Not taxed
Pension income
Taxed as ordinary income
401(k) and IRA withdrawals
Taxed as ordinary income
Capital gains
Taxed as ordinary income
Property tax
Averages 0.69% of assessed value, so $2,760 a year on a $400K home.
Sales tax
State rate of 6%, before any local addition.
Worth knowing: Social Security exempt. Flat rate simplified in 2023.
Where Idaho sits against the rest
The spread across all 51 runs from $3,280 in Wyoming to $14,004 in Connecticut, a difference of $10,724 a year on the same income.
Five cheapest on these numbers
| State | Total tax |
|---|---|
| Wyoming | $3,280 |
| Nevada | $3,639 |
| Colorado | $4,009 |
| Tennessee | $4,310 |
| Louisiana | $4,678 |
Five most expensive on these numbers
| State | Total tax |
|---|---|
| Connecticut | $14,004 |
| New Jersey | $12,953 |
| Vermont | $12,755 |
| Kansas | $11,108 |
| Minnesota | $10,888 |
Worth keeping in proportion. The gap between the best and worst state here is real money, but it is smaller than the gap between two housing markets, and it is far smaller than the effect of your withdrawal rate. Safe withdrawal rate covers that one.
Common questions
Does Idaho tax Social Security?
No. Idaho does not tax Social Security benefits at the state level. Federal tax on benefits still applies depending on your combined income.
How much tax would a retiree pay in Idaho?
On $80,000 of retirement income with a $400,000 home and $70,000 of annual spending, Idaho works out at roughly $7,268 a year across income, property and sales tax. That ranks 30 of 51, against a median of $6,635.
Does Idaho tax 401(k) and IRA withdrawals?
Yes. Idaho taxes withdrawals from 401(k)s and IRAs as ordinary income, with no retirement-specific exclusion.
Is Idaho a good state to retire in for taxes?
Around the middle of the pack. On the reference profile it costs $633 more than the median state, and $3,988 more than Wyoming, which is the cheapest. Tax is one input though. Cost of living, housing and proximity to family usually move a retirement budget further than the tax code does.
Retirement taxes in another state
Related: Taxes in retirement, Withdrawal order, Roth conversions, All 51 states.