Warren County, Ohio Sales Tax Rate
Buying in Lebanon or anywhere in Warren County? The combined sales tax rate is 7.25%. Below is the full breakdown and a calculator already set to Warren County.
Warren County Rate Breakdown
Bordering County Savings Radar
How Warren's 7.25% rate compares on a $100.00 purchase across county lines
Retail Purchases
Under R.C. 5739.033(B)(1), sales made by Ohio vendors are origin-sourced to where the order is received. Out-of-state remote sellers shipping to Warren County charge this 7.25% destination rate.
Vehicle Titling
Under R.C. 4505.06, motor vehicles are taxed strictly by your county of residence at titling. On a $30,000 vehicle, Warren County residents owe $2,175.00.
Groceries & Medicine
Unprepared food for human consumption and prescription drugs are 100% exempt ($0 tax) statewide in Warren County under the Ohio Constitution (Art. XII, § 13), R.C. 5739.02(B)(2) (food), and R.C. 5739.02(B)(18) (prescription drugs).
Warren County's 7.25% rate sits above the statewide average of 7.14%. Across Ohio, combined rates run from 6.50% to 8.00%. Compare all 88 Ohio county rates side by side.
Whether you're shopping in Lebanon or anywhere else in Warren County, a taxable purchase adds 1.50% in county and transit tax on top of Ohio's 5.75% state base — the 7.25% combined rate shown above. 50 of Ohio's 88 counties charge this exact rate. Cars, general merchandise, and prepared restaurant food are all taxed at 7.25%, while unprepared groceries and prescription drugs stay exempt statewide.
Ranked against the rest of the state, Warren County is the 8th-highest of Ohio's 88 counties, tied with 50 others on 7.25%. In hard numbers that matters most on big-ticket buys: a $30,000.00 car costs $2,175.00 in sales tax here. Registering the same car in Butler County (6.50%, Ohio's lowest) would cost $1,950.00 — a $225.00 difference. At the other end, Cuyahoga County (8.00%) would charge $2,400.00. Ohio taxes a vehicle at the rate of the buyer's county of residence, not the dealer's, so the county on your registration is the one that sets the bill.
Warren County is seated at Lebanon, covers 400 square miles and is home to 246,364 people — the 10th-most-populous of Ohio's 88 counties, at about 616 people per square mile. 12 ZIP codes fall inside it, running from 45005 to 45162, and every one of them pays the same 7.25% — Ohio municipalities cannot levy a sales tax of their own, so there is no city surcharge anywhere in the county.
Population: U.S. Census Bureau, American Community Survey 5-year estimate (2023).
Calculate tax in Warren County
Calculate Ohio Sales Tax
Ohio · 2026 tax year · all 88 countiesCalculate total cost and exact Ohio state + county tax on your pre-tax purchase.
An official 2026 estimate based on Ohio Department of Taxation rate schedules (R.C. 5739.02). Actual checkout receipts round intermediate fractions per R.C. 5739.025.
Warren County sales tax by purchase amount
| Purchase | Sales Tax (7.25%) | Total |
|---|---|---|
| $1.00 | $0.07 | $1.07 |
| $5.00 | $0.36 | $5.36 |
| $10.00 | $0.73 | $10.73 |
| $25.00 | $1.81 | $26.81 |
| $50.00 | $3.63 | $53.63 |
| $100.00 | $7.25 | $107.25 |
| $500.00 | $36.25 | $536.25 |
| $1,000.00 | $72.50 | $1,072.50 |
Groceries and prescription drugs are exempt statewide, so they carry $0 tax in Warren County. Prepared food and general merchandise are taxed at 7.25%.
Warren County sales tax FAQ
Statutory guidance reconciled against official Ohio Department of Taxation regulations, county permissive levies, and R.C. 5739 sourcing rules.
The combined sales tax rate in Warren County is 7.25% in 2026. That is Ohio's 5.75% state base plus a 1.50% county and transit portion.
At 7.25%, sales tax on a $100 taxable purchase in Warren County is $7.25, for a total of $107.25.
No. Unprepared groceries and prescription drugs are exempt from Ohio sales tax statewide, so they are not taxed in Warren County. Prepared food is taxable at 7.25%.
12 Ohio ZIP codes have Warren County as their primary county, including 45005, 45032, 45034, 45036, 45039. All of them use the 7.25% combined rate. Because ZIP boundaries can cross county lines, a delivery address near the county line should be checked against Ohio's rate-by-address lookup.
Warren County borders Butler (6.50%), Clermont (6.75%), Greene (6.75%), Clinton (7.25%), Montgomery (7.50%), Hamilton (7.80%). Butler County is the cheapest at 6.50%, 0.75% below Warren's 7.25%.
At 7.25%, Warren County has the 8th-highest combined sales tax rate of Ohio's 88 counties, tied with 50 other counties. Statewide, combined rates run from 6.50% to 8.00%.
Counties bordering Warren County
Warren County shares a line with 6 other Ohio counties. Crossing one of these lines genuinely changes the bill — though which side counts depends on who is selling: an Ohio seller charges its own county's rate on an intrastate sale, while an out-of-state or marketplace seller charges yours.
| County | Combined rate | vs Warren | Tax on $30,000.00 |
|---|---|---|---|
| Butler County | 6.50% | −0.75% | $1,950.00 |
| Clermont County | 6.75% | −0.50% | $2,025.00 |
| Greene County | 6.75% | −0.50% | $2,025.00 |
| Clinton County | 7.25% | same | $2,175.00 |
| Montgomery County | 7.50% | +0.25% | $2,250.00 |
| Hamilton County | 7.80% | +0.55% | $2,340.00 |
Butler County is the cheapest county touching Warren at 6.50% — $225.00 less tax on a $30,000.00 vehicle. That only helps you if you actually live there: Ohio charges vehicle sales tax at the rate of the buyer's county of residence, not the seller's.
ZIP codes in Warren County (7.25% sales tax)
12 Ohio ZIP codes have Warren County as its primary county. Every address in them pays the same 7.25% combined rate — 5.75% state plus 1.50% county and transit.
- 45005
- 45032
- 45034
- 45036
- 45039
- 45040
- 45054
- 45065
- 45066
- 45068
- 45152
- 45162
ZIP codes are a USPS delivery construct and a few straddle county lines, so a border address can fall in a different taxing county than its ZIP suggests. Check any borderline address with the ZIP code sales tax lookup or Ohio's official rate-by-address finder before you file.
Cities in Warren County
Compare Warren County rates
- Butler — 6.50%
- Cuyahoga — 8.00%
- Franklin — 8.00%
- Hamilton — 7.80%
- Lucas — 7.75%
- Montgomery — 7.50%
- Stark — 6.50%
- Summit — 6.75%
- Washington — 7.25%
- Williams — 7.25%
- Wyandot — 7.25%
- Adams — 7.25%
- Athens — 7.25%
- Auglaize — 7.25%
- See all 88 counties →
- Browse Ohio rates by city →
Bordering counties: Compare Warren County (7.25%) with neighboring Butler County (6.50%), Clermont County (6.75%), and Greene County (6.75%).
Commercial sellers: Review our guide on Ohio sales tax due dates and monthly filing calendar to stay fully aligned with state tax regulations.
Compare statewide: See where Warren County ranks across the full Ohio sales tax rates by county table.
Address verification: Some postal ZIP codes in Warren County touch adjacent counties. To look up a precise street address, use our Ohio sales tax rate by address tool.
Ohio Sales Tax Core Reference Guides:
Rate source: the 7.25% combined rate for Warren County was verified against the Ohio Department of Taxation's County Rate Table by ZIP Code on . Ohio county rates change on quarterly boundaries; for a legally definitive rate at a specific street address, use the Department's The Finder lookup — our guide to using The Finder walks through it.