Local income tax rates maryland's 23 counties and baltimore city levy a local income tax which we collect on the state income tax return as a convenience for local governments. The local income tax is calculated as a percentage of your taxable income. Local officials set the rates, which range between 2. 25% and 3. 20% for the current tax year. You should report your local income tax amount on line 28 of form 502. Your local income tax is based on where you live - not where you work, or where your tax preparer is located. Be sure to use the correct rate for the local jurisdiction in which you live. For the 2022 tax year, you'll only be taxed 10% of your income up to a maximum of $10,275, after which it would be taxed at 12% for a maximum of $41,775, and so on. However, since the income floors for tax brackets have increased for 2023, you will pay less in taxes if your total income doesn't change between 2022 and 2023. Here's a simplified example: if your taxable income is $75,000 in 2022, you'll owe $12,117 in taxes. But if it stays at $75,000