Live in Ohio, work in Kentucky
State income tax on wages · single filer · tax year 2026
Kentucky takes
$0
on wages earned there
Ohio takes
$934
after the credit it gives
Both together
$934
state tax for the year
Cost of the line
$0
a year, above working at home
What crossing the line costs
agreementKentucky 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 Ohio 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
- These two states have a deal. Kentucky agrees not to tax people who live in Ohio, so only Ohio taxes your pay. That comes to $934 for the year. There is one form standing between you and that result: give your employer the non-residence certificate, named beside this page, and Kentucky stops taking anything out. Skip it and money comes out all year that you then have to claim back.
- Counting only the larger flows, 5 states send workers into Kentucky. Ohio comes in at number 2 with 56,378 jobs, so this crossing is common enough to be routine for payroll departments there.
- Ohio and Kentucky hold a reciprocity agreement covering wages, so Kentucky 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 Kentucky withholding at source, and owes Ohio alone — $934 at the reference salary, identical to an earner who never crosses the line. ⚠️ The agreement covers WAGES. Other income sourced to Kentucky is outside it, and an employee who does not file the certificate has Kentucky tax withheld and must reclaim it on a non-resident return.
- Kentucky draws commuters of this scale from 5 states, and Ohio ranks number 2 among them with 56,378 jobs. A work state pulling from that many directions tends to have a well-established non-resident filing routine, which is a practical convenience rather than a tax saving.
Where the money goes
A $75,000 salary
- Federal income tax$7,670
- Social Security and Medicare$5,738
- State income tax$1,346
- Yours$60,246
| Federal income tax10.23% | $7,670 |
|---|---|
| Social Security and Medicare7.65% | $5,738 |
| State income tax1.79% | $1,346 |
| Yours80.33% | $60,246 |
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
| Kentucky takes, on wages earned there | $0 |
|---|---|
| Ohio charges its residents | $934 |
| Less the credit Ohio gives | $0 |
| Total state tax | $934 |
| If you also worked in Ohio | $934 |
| 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
- City wage taxes are not in these numbers. A few places charge them, and where they do the money is real. If your job in Kentucky is inside a city that taxes workers, add that on top. Where it is not, the state figures above are the whole of it for Ohio residents.
- The figures take the simple case: one job, in Kentucky, worked in person. Money from several states makes the credit a proportion instead of a cap. Working remotely from Ohio can pull you under a different rule entirely, depending on the state.
- Every dollar figure here uses a salary of sixty thousand a year. It is a stated benchmark, not a guess at what people on this route earn. Scale them to your own pay. Which state ends up dearer, Ohio or Kentucky, generally holds at other salaries — though the gap between them can widen or narrow as you cross tax brackets.
- 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 Kentucky or Ohio carries a local layer is a separate question from the state arithmetic above.
- The arithmetic assumes all wages are earned in Kentucky and that there is no other income. That matters for the credit: where income comes from several states, Ohio limits the credit to the share of its own tax attributable to the Kentucky portion, computed as a ratio rather than the straightforward cap used above. It also assumes days are worked in Kentucky 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 Ohio to Kentucky 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 Kentucky'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 Ohio and Kentucky?
Both states tax the same wages, and then one of them backs off. Kentucky taxes what you earn inside it. Ohio taxes you on everything, then subtracts what Kentucky already took, up to the size of its own bill. You end up paying the larger of the two, which is $934 a year on this route.
Does working in Kentucky cost me anything extra?
It costs you nothing in tax. $934 is what you owe whether you work in Kentucky or at home in Ohio. The only real cost of the crossing is the extra return.
What do I give my employer so Kentucky stops taking tax?
You hand your employer a certificate saying you live in Ohio. That is what switches Kentucky withholding off. Skip it and nothing is lost forever, but you will be filing in Kentucky to get the money back.
Do I have to file tax returns in both Ohio and Kentucky?
Usually yes, and it catches people out. Ohio wants a return because you live there. Kentucky usually wants one too, because you earned money inside it — even in the cases where you end up owing it nothing. Filing in a state and paying it are separate things, and the return is often what proves you do not owe.
What if I work from home in Ohio some days instead of going to Kentucky?
It depends on the state, and the answer is not the one most people expect. You might assume a day worked at your kitchen table in Ohio is taxed by Ohio. Usually that is right, and your Kentucky share shrinks to the days you were actually there. But a few states tax days you work at home as though you had been in the office, unless your employer required you to be elsewhere. It is worth checking which kind Kentucky is before assuming.
How is liability allocated between residence and work state on the same wages?
Both jurisdictions assert a claim on the same wages — Kentucky on a source basis, Ohio 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, $934 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. Ohio's own charge on this income equals or exceeds Kentucky's, so the resident credit absorbs the source-state tax entirely and combined liability equals residence-only liability, $934. ⚠️ Zero marginal tax is not zero obligation: a non-resident return may still be required in Kentucky.
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 Kentucky tax. Absent the certificate the employer withholds, and the employee recovers the amount by filing a Kentucky 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. Ohio requires a resident return reporting all income; Kentucky 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 Ohio fall outside Kentucky'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 Kentucky throughout.