Live in Kentucky, work in Ohio
State income tax on wages · single filer · tax year 2026
Ohio takes
$0
on wages earned there
Kentucky takes
$1,982
after the credit it gives
Both together
$1,982
state tax for the year
Cost of the line
$0
a year, above working at home
What crossing the line costs
agreementOhio does not tax you at all — the two states have an agreement, and you file a certificate with your employer. Solid is what you actually pay; the faded part of the Kentucky bar is the credit it hands back. State income tax only — federal and payroll tax apply on top, and a city wage tax may too.
Which state taxes you, and what it costs
- Working in Ohio while living in Kentucky is simpler than most border crossings. The two states agreed years ago to leave each other's residents alone on wages. Only Kentucky taxes you, at $1,982 a year. File the non-residence certificate with your employer, named beside this page, and that is the end of it.
- Of all the states feeding workers into Ohio, Kentucky sends the most: 68,974 jobs. That makes this the largest crossing of its kind into the state, out of 5 of them.
- Kentucky and Ohio hold a reciprocity agreement covering wages, so Ohio does not tax this commuter at all and no resident credit is needed. The commuter files the work state's non-residence certificate with the employer — it is named in the panel beside this page — which stops Ohio withholding at source, and owes Kentucky alone — $1,982 at the reference salary, identical to an earner who never crosses the line. ⚠️ The agreement covers WAGES. Other income sourced to Ohio is outside it, and an employee who does not file the certificate has Ohio tax withheld and must reclaim it on a non-resident return.
- Measured against every other state sending commuters into Ohio, this is the largest single flow: 68,974 jobs held by Kentucky residents, ahead of all 5 corridors of this size into that state. Census LODES counts jobs rather than people, so a worker holding two positions in Ohio appears twice.
Where the money goes
A $75,000 salary
- Federal income tax$7,670
- Social Security and Medicare$5,738
- State income tax$2,507
- Yours$59,085
| Federal income tax10.23% | $7,670 |
|---|---|
| Social Security and Medicare7.65% | $5,738 |
| State income tax3.34% | $2,507 |
| Yours78.78% | $59,085 |
Which rung you are on
A $75,000 salary
| This rung starts at | $66,500 |
|---|---|
| Next rung starts at | $121,800 |
| Room before it | $46,800 |
Federal only, measured on gross pay — so the first rung is what the standard deduction covers.
The arithmetic, step by step
| Ohio takes, on wages earned there | $0 |
|---|---|
| Kentucky charges its residents | $1,982 |
| Less the credit Kentucky gives | $0 |
| Total state tax | $1,982 |
| If you also worked in Kentucky | $1,982 |
| Difference | $0 |
On a reference salary of $60,000 a year, single filer. Both states run progressive schedules, so the figures do not simply scale — use the tool above for your own salary.
What this page does not cover
- What you see here is state tax between Kentucky and Ohio. Cities can charge their own tax on top, and a handful do. That layer is not modeled on this page, so treat these figures as the floor rather than the final bill.
- Two assumptions sit under this page. First, that Ohio is where all your pay comes from. Second, that you go there rather than working from your kitchen in Kentucky. Mixed income changes how the credit is worked out, and remote days have their own rules in some states.
- Sixty thousand a year is the assumption behind these amounts, chosen because nobody publishes average pay for a route between two states. At your own salary the numbers shift. The conclusion about which of Kentucky and Ohio takes more usually does not, but the size of the difference can.
- These figures cover the STATE layer only. City and municipal wage taxes sit on top of them and are not included: a commuter into Philadelphia pays its wage tax on top of anything here, and Ohio's municipalities run their own credit system, which this site models in its own families. New York City, by contrast, taxes only its residents, so a commuter into it adds nothing at the city level. Whether Ohio or Kentucky carries a local layer is a separate question from the state arithmetic above.
- The arithmetic assumes all wages are earned in Ohio and that there is no other income. That matters for the credit: where income comes from several states, Kentucky limits the credit to the share of its own tax attributable to the Ohio portion, computed as a ratio rather than the straightforward cap used above. It also assumes days are worked in Ohio rather than remotely — several states tax a non-resident's remote days as though they were worked at the employer's location, which reverses the usual expectation and is handled on this site's reciprocity pages.
- Dollar amounts are computed at a stated reference salary of sixty thousand rather than a corridor wage average, which no published source provides per state pair. Because both states' liabilities and the credit between them are functions of the same income, the direction of the Kentucky to Ohio comparison holds at other salaries even though the amounts do not — with one qualification worth stating, that a progressive schedule can change the SIZE of the gap at higher incomes, and in Ohio's case a bracket crossed on one side and not the other is exactly where that happens.
Questions people ask
Do I pay state tax twice, to Kentucky and Ohio?
Both states tax the same wages, and then one of them backs off. Ohio taxes what you earn inside it. Kentucky taxes you on everything, then subtracts what Ohio already took, up to the size of its own bill. You end up paying the larger of the two, which is $1,982 a year on this route.
Does working in Ohio cost me anything extra?
Nothing extra, on this route. You end the year owing $1,982, exactly what you would owe if the job were in Kentucky. That is not true of every crossing — plenty of them do cost money — but this one does not. What it does cost you is time at tax filing, because two states may each want a return.
What do I give my employer so Ohio stops taking tax?
One certificate, given to payroll. It is the piece that makes the agreement between Kentucky and Ohio actually show up in your paycheck rather than only on a return months later.
Do I have to file tax returns in both Kentucky and Ohio?
Expect two. Living in Kentucky means filing there on everything you earn. Working in Ohio usually means filing there as well, on the part you earned inside it. The second one is often how the credit gets claimed, so skipping it can cost you money you are owed.
What if I work from home in Kentucky some days instead of going to Ohio?
Normally, days worked at home in Kentucky belong to Kentucky, and only the days you spend in Ohio are taxed there. That is the ordinary rule. The exception is real though: some states count your remote days as worked at the employer's location anyway. That flips the answer completely, so check Ohio's rule rather than assuming.
How is liability allocated between residence and work state on the same wages?
Both jurisdictions assert a claim on the same wages — Ohio on a source basis, Kentucky on residence. The residence state grants a credit for tax paid to the source state, limited to the residence state's own liability on that income. Net combined liability therefore equals the greater of the two liabilities rather than their sum, $1,982 at the reference salary, and the split between the two treasuries is the only thing the credit changes.
Why is the marginal state-tax cost of this crossing zero?
Marginal cost is zero because the binding liability is the residence state's. Kentucky's own charge on this income equals or exceeds Ohio's, so the resident credit absorbs the source-state tax entirely and combined liability equals residence-only liability, $1,982. ⚠️ Zero marginal tax is not zero obligation: a non-resident return may still be required in Ohio.
What administrative step gives effect to the reciprocity exemption?
The exemption is self-executing only on filing: the employee furnishes the work state's non-residence certificate to the employer, which relieves the employer of the obligation to withhold Ohio tax. Absent the certificate the employer withholds, and the employee recovers the amount by filing a Ohio non-resident return — the liability position is identical, the cash-flow position is not.
What filing obligations arise in each state on this corridor?
Generally two. Kentucky requires a resident return reporting all income; Ohio requires a non-resident return reporting the income sourced to it, which is also the mechanism by which the resident credit is substantiated. ⚠️ A filing obligation is distinct from a liability: a reciprocity exemption or a zero net position removes tax without necessarily removing the return, and the non-resident return is frequently what establishes the credit claimed on the resident one.
How do remote working days affect sourcing between these two states?
Ordinarily wages are sourced to where the services are performed, so days worked remotely from Kentucky fall outside Ohio's jurisdiction and the source-state apportionment shrinks accordingly. ⛔ The exception is the "convenience of the employer" rule, which several states apply: a non-resident's remote days are sourced to the employer's location unless the remote work is required by the employer rather than chosen by the employee. The figures on this page model in-person attendance in Ohio throughout.