Get started

Quick Answer

Property taxes usually go up because your assessed value increased, your local tax rate changed, exemptions changed, or your city, county, school district, or township approved higher budgets.

Property tax rules vary by state, county, city, township, and school district. The right next step is to review your assessment, confirm your property record, check exemptions, compare recent sales, and act before the local appeal deadline.

Why Property Taxes Increase

A property tax increase usually comes from one of two places: the value assigned to your home or the tax rate applied by local governments.

Your tax bill can rise even if you made no improvements. Local reassessment cycles, market changes, school funding, municipal budgets, and exemption changes can all affect what you owe.

That is why homeowners should review both the tax bill and the assessment notice. The bill tells you what you owe. The assessment notice explains the value that helps create the bill.

Common Reasons Your Property Taxes Went Up

  • Your assessed value increased because local home values rose.
  • Your county, city, school district, township, or municipality increased the tax rate or millage.
  • A temporary exemption, credit, or cap changed or expired.
  • The property was reassessed after a purchase, remodel, addition, or permit.
  • The assessor’s record shows incorrect information about your home.
  • Comparable homes were used that do not truly match your property.

What Homeowners Should Check First

  • Compare your assessed value with recent nearby sales.
  • Review your property record for mistakes in square footage, bathrooms, finished basement, garage, lot size, condition, or improvements.
  • Confirm that your homestead, senior, veteran, disability, or other local exemptions are applied.
  • Check the appeal deadline listed on your notice or local assessor website.

Can You Do Anything About a Higher Tax Bill?

In most places, homeowners do not appeal the tax bill itself. They appeal the assessed value or taxable value used to calculate the bill.

If your home is assessed higher than market value, higher than similar homes, or based on incorrect property details, you may have a reason to challenge the assessment.

How LowerPropertyTax.com Helps

LowerPropertyTax.com helps homeowners review whether their property tax assessment may be too high and prepare a ready-to-file appeal packet. You enter your address, answer a few questions, and receive guidance designed to make the appeal process easier.

Click. Print. Mail. One flat fee. No percentage of savings. You keep 100% of your savings.

Think You May Be Overpaying Property Taxes?

Start with your address and see whether your property deserves a closer review.

Check My Savings

FAQ: Why Did My Property Taxes Go Up?

Why did my property taxes go up if I did not change my home?

Your taxes can rise because of market value changes, reassessment cycles, local tax rate changes, or exemption changes, even if you made no improvements.

Can I appeal a property tax increase?

Often yes, but you usually appeal the assessed value rather than the bill itself. If the assessed value is too high, a successful appeal may lower the tax basis.

What is the first thing I should check?

Start with your assessment notice, property record, exemptions, comparable sales, and appeal deadline.

Can LowerPropertyTax.com help?

LowerPropertyTax.com helps homeowners review their property tax assessment and prepare a ready-to-file appeal packet.

Related Property Tax Guides

Shakeeb Omar author photo

Written by

Shakeeb Omar

The Lower Property Tax team helps homeowners review assessments, identify possible savings, and prepare ready-to-file property tax appeal packets.

Check your property tax savings

Start with your property address and get a preliminary savings estimate.

Check My Savings