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Investments; Taxation; Professional Practices

Assessed Value vs. Appraised Value

Appraised value is an appraiser's opinion of a property's market value. Assessed value is the figure the local tax authority places on the property for the tax roll, and taxable value is that assessed value after exemptions. The tax bill is each taxing district's rate multiplied by the taxable value.

Ad valorem taxation is tested in the investments and taxation section of the national exam, most often as a question about how a tax bill, a tax base, or an equalization factor is derived rather than as a request for a specific dollar figure.

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Two numbers, two very different purposes

Homeowners often see two values for the same property and assume one of them must be wrong. They are not competing figures; they answer different questions. The appraised value estimates what the property would sell for in the open market. The assessed value is what the local tax authority records for the purpose of raising revenue. Keeping the two apart is the whole point of this topic on the exam.

Appraised value: an opinion of market value

An appraised value is an appraiser's supported opinion of what a property is worth in a competitive, arm's-length transaction. It is produced for a lender, a court, an estate, or a buyer, and it follows the appraisal process, including the sales comparison approach for most homes. An appraisal justifies a loan amount or a purchase price, and it changes whenever market conditions change.

Assessed value: the tax roll figure

An assessed value is the value the county or municipal assessor places on the property for the tax roll, the official list of taxable property. It is set on a recurring assessment cycle and is the base on which property taxes are levied. In some states the assessed value is a percentage of market value, while in others it is close to full market value. States differ, so the exam expects you to know the concept rather than one fixed percentage.

Taxable value and the tax bill

Taxable value is the assessed value after all exemptions and adjustments are applied. A homestead exemption, for example, reduces the assessed value before the rate is applied. The tax bill itself is built by multiplying each taxing district's rate (school, county, city, and special districts) by the taxable value and adding the results. A millage rate is a tax per $1,000 of taxable value, which is another way of expressing the same district rate.

Equalization factors and the tax base

An equalization factor corrects for uneven assessment levels across a jurisdiction so that properties are taxed fairly relative to one another. If one county consistently assesses at ten percent below the state average, an equalization board may apply a factor to raise those assessments to the average level. The tax base for a jurisdiction is the total of all assessed values of taxable property minus exemptions, and the tax rate is derived by dividing the budget requirement by that base.

How it appears on the exam

Watch for three patterns. One asks the purpose of an equalization factor: it levels assessments across a jurisdiction, not within a single neighborhood. Another asks for the tax base: total assessed values minus exemptions. The third, and most common, asks how a tax bill is derived: each district's rate times the taxable value. The trap is a choice that multiplies the rate by market value or appraised value instead of taxable value. Remember that assessed value is the starting point, exemptions produce taxable value, and the rate is applied last.

Memory trick

A-T-R

How a property tax bill is built, step by step: remember A-T-R.

  • A

    Assessed value: the tax authority's valuation placed on the property for the tax roll

  • T

    Taxable value: assessed value minus exemptions such as the homestead exemption; the figure the rate is applied to

  • R

    Rate applied: each district's rate (often expressed in mills) times taxable value produces the bill

Screenshot this: A-T-R is how you'll remember assessed value vs. appraised value on exam day.

How the exam tricks you on this

The classic trap is multiplying the tax rate by the market or appraised value instead of the taxable value. The tax bill is always each district's rate times the taxable value, which is the assessed value after exemptions and adjustments have been applied, never the raw market or appraised figure.

Two more patterns to watch for:

  • Assessed is not appraised. An appraiser produces the appraised value as an opinion of market value; the assessor produces the assessed value for the tax roll. Questions often swap the two roles to see whether you know who sets each number and why.
  • Exemptions change the base. A homestead or other exemption reduces assessed value to taxable value before the rate is applied. Skipping the exemption step, or applying it after the rate, produces the wrong bill.

Try real exam questions on assessed value vs. appraised value

These come straight from our question bank: answer to see the explanation instantly.

Question 1 of 3

What is the purpose of an equalization factor in ad valorem taxation?

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Written by ApexAgent Team

Reviewed against 2026 exam outlines · Updated October 4, 2026