Ohio Sales Tax Calculator

Montgomery County, Ohio Sales Tax Rate

Buying in Dayton or anywhere in Montgomery County? The combined sales tax rate is 7.50%. Below is the full breakdown and a calculator already set to Montgomery County.

7.50%Combined rate
  • Ohio state base5.75%
  • Montgomery County & transit1.75%
  • Total you pay7.50%

Montgomery County's 7.50% rate sits above the statewide average of 7.06%. Across Ohio, combined rates run from 6.50% to 8.00%, so where you buy genuinely changes the bill. For online orders, Ohio is destination-based — the rate follows your delivery address, which is why your home county rate is the one that matters.

Whether you're shopping in Dayton or anywhere else in Montgomery County, a taxable purchase adds 1.75% in county and transit tax on top of Ohio's 5.75% state base — the 7.50% combined rate shown above. 1 of Ohio's 88 counties charge this exact rate. Cars, general merchandise, and prepared restaurant food are all taxed at 7.50%, while unprepared groceries and prescription drugs stay exempt statewide.

Calculate tax in Montgomery County

Montgomery County sales tax by purchase amount

Tax and total at Montgomery County's 7.50% combined rate.
PurchaseSales Tax (7.50%)Total
$1.00$0.08$1.08
$5.00$0.38$5.38
$10.00$0.75$10.75
$25.00$1.88$26.88
$50.00$3.75$53.75
$100.00$7.50$107.50
$500.00$37.50$537.50
$1,000.00$75.00$1,075.00

Groceries and prescription drugs are exempt statewide, so they carry $0 tax in Montgomery County. Prepared food and general merchandise are taxed at 7.50%.

Montgomery County sales tax FAQ

The combined sales tax rate in Montgomery County is 7.50% in 2026. That is Ohio's 5.75% state base plus a 1.75% county and transit portion.

At 7.50%, sales tax on a $100 taxable purchase in Montgomery County is $7.50, for a total of $107.50.

No. Unprepared groceries and prescription drugs are exempt from Ohio sales tax statewide, so they are not taxed in Montgomery County. Prepared food is taxable at 7.50%.