How to Calculate Property Taxes for the Real Estate Exam

Property-tax questions are common on real estate licensing exams because they test several essential skills at once: converting tax rates, determining taxable value, applying exemptions, calculating prorations, and distinguishing between annual taxes and monthly escrow payments.

The calculations are usually straightforward once the terminology is clear. The most important habit is to identify what the tax rate is based on—a percentage, a mill rate, or a dollar amount per $1,000—and then use the correct conversion.

The Basic Property Tax Formula

The most common formula is:

[
\text{Property taxes} = \text{Taxable value} \times \text{Tax rate}
]

When the tax rate is expressed as a percentage:

[
\text{Property taxes} = \text{Taxable value} \times \frac{\text{Tax rate}}{100}
]

Example: Rate Given as a Percentage

A property has a taxable value of $250,000 and a tax rate of 1.2%.

[
\$250,000 \times 0.012 = \$3,000
]

Answer: $3,000 in annual property taxes

Understanding Assessed Value and Taxable Value

A property’s market value is the price it might reasonably sell for. The assessed value is the value assigned by the local assessor for taxation purposes. The taxable value is the assessed value after allowable exemptions or reductions.

The general formula is:

[
\text{Taxable value} = \text{Assessed value} - \text{Exemptions}
]

New York’s official property-tax guidance uses this same approach: taxable assessment equals assessed value minus applicable exemptions.

Example: Applying an Exemption

A property is assessed at $300,000 and qualifies for a $50,000 homestead exemption. The tax rate is 1.5%.

First calculate taxable value:

[
\$300,000 - \$50,000 = \$250,000
]

Then calculate the tax:

[
\$250,000 \times 0.015 = \$3,750
]

Answer: $3,750 in annual property taxes

Exam Tip

Do not subtract an exemption from the tax bill unless the question specifically says the exemption is a tax-credit amount. Most real estate exam questions treat an exemption as a reduction in assessed or taxable value.

Converting a Tax Rate to a Decimal

When a tax rate is stated as a percentage, move the decimal point two places to the left.

| Tax rate | Decimal equivalent |
|---|---:|
| 1% | 0.01 |
| 1.25% | 0.0125 |
| 2% | 0.02 |
| 2.75% | 0.0275 |
| 3.5% | 0.035 |

Example

A property is assessed at $180,000 and taxed at 2.75%.

[
\$180,000 \times 0.0275 = \$4,950
]

Answer: $4,950

Calculating Taxes When the Rate Is Per $1,000

Some jurisdictions express property-tax rates as a dollar amount per $1,000 of assessed value. New York’s official formula, for example, states that taxes owed equal taxable assessment multiplied by the property-tax rate per thousand.

Use this formula:

[
\text{Property taxes} =
\frac{\text{Taxable value}}{1,000}
\times
\text{Tax rate per } \$1,000
]

Example: Rate of $20 Per $1,000

A property has a taxable value of $275,000. The tax rate is $20 per $1,000.

[
\$275,000 \div 1,000 = 275
]

[
275 \times \$20 = \$5,500
]

Answer: $5,500 in annual property taxes

Shortcut

You can also write the calculation as:

[
\$275,000 \times \frac{\$20}{\$1,000} = \$5,500
]

Converting Mills or Millage Rates

A mill is one-tenth of one cent, or $1 for every $1,000 of taxable value.

Therefore:

[
1 \text{ mill} = \$1 \text{ per } \$1,000
]

To convert mills to a percentage:

[
\text{Millage rate as a percentage} =
\frac{\text{Mills}}{10}
\%
]

Examples:

• 10 mills = 1%
• 15 mills = 1.5%
• 25 mills = 2.5%
• 32 mills = 3.2%

Example: Millage Rate

A property has a taxable value of $400,000 and a millage rate of 18 mills.

[
\$400,000 \div 1,000 = 400
]

[
400 \times \$18 = \$7,200
]

Answer: $7,200 in annual property taxes

Or convert 18 mills to a percentage:

[
18 \div 10 = 1.8\%
]

[
\$400,000 \times 0.018 = \$7,200
]

Both methods produce the same answer.

Multiple Taxing Authorities

A property may be subject to taxes from several jurisdictions, such as:

• County
• City or municipality
• School district
• Special assessment district
• Fire district
• Sewer or other local district

When separate rates are provided, add them together before calculating the total tax.

Example: Combined Tax Rates

A property has a taxable value of $220,000 and the following rates:

• County: 0.75%
• City: 0.50%
• School district: 1.10%
• Special district: 0.15%

Combined tax rate:

[
0.75\% + 0.50\% + 1.10\% + 0.15\% = 2.50\%
]

Annual property taxes:

[
\$220,000 \times 0.025 = \$5,500
]

Answer: $5,500

Alternative Method

Calculate each tax separately:

[
\$220,000 \times 0.0075 = \$1,650
]

[
\$220,000 \times 0.005 = \$1,100
]

[
\$220,000 \times 0.011 = \$2,420
]

[
\$220,000 \times 0.0015 = \$330
]

[
\$1,650 + \$1,100 + \$2,420 + \$330 = \$5,500
]

Calculating the Property Tax Rate

Some exam questions provide the tax levy and the total taxable assessed value of a jurisdiction instead of providing the tax rate.

The formula is:

[
\text{Tax rate per } \$1,000 =
\left(
\frac{\text{Tax levy}}{\text{Total taxable assessments}}
\right)
\times 1,000
]

Official assessment guidance describes the tax levy as the amount that must be raised through property taxes after other revenue sources are considered.

Example: Finding the Rate

A county must raise $12,000,000 through property taxes. The total taxable assessed value of all property in the county is $600,000,000.

[
\frac{\$12,000,000}{\$600,000,000} = 0.02
]

As a percentage:

[
0.02 = 2\%
]

As a rate per $1,000:

[
0.02 \times 1,000 = \$20 \text{ per } \$1,000
]

Answer: 2%, or $20 per $1,000

Calculating Taxes From Market Value and an Assessment Ratio

Some jurisdictions assess property at a percentage of market value. When an assessment ratio is provided, calculate assessed value first.

[
\text{Assessed value} =
\text{Market value} \times \text{Assessment ratio}
]

Then calculate the tax using the assessed value.

A property has a market value of $500,000. The assessment ratio is 40%, and the tax rate is 2%.

Assessed value:

[
\$500,000 \times 0.40 = \$200,000
]

Property taxes:

[
\$200,000 \times 0.02 = \$4,000
]

Answer: $4,000

Common Mistake

Do not apply the tax rate directly to market value when the question gives an assessment ratio. The tax rate generally applies to the assessed or taxable value, not automatically to the full market value.

Calculating the Effective Property Tax Rate

The effective tax rate expresses the tax as a percentage of market value:

[
\text{Effective tax rate} =
\frac{\text{Annual property taxes}}{\text{Market value}}
\times 100
]

A property has a market value of $400,000 and annual property taxes of $6,000.

[
\frac{\$6,000}{\$400,000} \times 100 = 1.5\%
]

Answer: The effective tax rate is 1.5%.

This differs from the nominal tax rate when the jurisdiction assesses property at less than 100% of market value.

Property Tax Proration at Closing

Real estate exams often test the division of property taxes between a buyer and seller at closing.

The basic proration formula is:

[
\text{Daily tax} =
\frac{\text{Annual property taxes}}{\text{Number of days in the tax year}}
]

Then:

[
\text{Party's share} =
\text{Daily tax} \times \text{Number of days owned}
]

The tax year may be calculated using either:

• A calendar-year method: 365 days, or 366 in a leap year
• A 30-day month/360-day year method: 12 months of 30 days each

Use the method stated in the question. If no method is stated, examine conventions provided by the question or the applicable state practice.

Example: Calendar-Year Proration

Annual property taxes are $3,650. Closing occurs on April 30. Assume the seller owns the property through April 30 and the buyer owns it beginning May 1. Use a 365-day year.

Daily tax:

[
\$3,650 \div 365 = \$10
]

Seller’s ownership period:

• January: 31 days
• February: 28 days
• March: 31 days
• April: 30 days

Total seller days:

[
31 + 28 + 31 + 30 = 120 \text{ days}
]

Seller’s share:

[
120 \times \$10 = \$1,200
]

Buyer’s share:

[
365 - 120 = 245 \text{ days}
]

[
245 \times \$10 = \$2,450
]

Answer: Seller’s share is $1,200; buyer’s share is $2,450.

Determining Who Receives the Proration Credit

The party who has already paid more than their share generally receives a credit at closing.

Taxes Paid in Advance

If the seller has already paid the full year’s taxes, the seller is entitled to a credit from the buyer for the buyer’s portion.

Taxes Paid in Arrears

If taxes have not yet been paid, the seller typically gives the buyer a credit for the seller’s share. The buyer then pays the tax bill after closing.

The direction of the credit depends on:

1. Who owned the property during the relevant period
2. Whether the taxes were paid or unpaid
3. The contract and local closing customs

Exam Strategy

Do the math first. Then ask:

• Who owned the property for the period?
• Has that party already paid the taxes?
• Who will pay the tax bill when it becomes due?
• Which party needs a credit to make the final burden fair?

Example Using a 360-Day Year

Annual taxes are $7,200, and the closing date is June 15. Assume the seller owns the property through June 15 and the question uses a 360-day year.

Daily tax:

[
\$7,200 \div 360 = \$20
]

Under the 30-day-month method:

[
(6 \times 30) + 15 = 195 \text{ days}
]

Seller’s share:

[
195 \times \$20 = \$3,900
]

Buyer’s share:

[
360 - 195 = 165 \text{ days}
]

[
165 \times \$20 = \$3,300
]

Answer: Seller’s share is $3,900; buyer’s share is $3,300.

Calculating Monthly Property-Tax Escrow

A mortgage payment may include an amount for property-tax escrow. To estimate the monthly tax portion:

[
\text{Monthly tax escrow} =
\frac{\text{Annual property taxes}}{12}
]

Annual property taxes are $4,800.

[
\$4,800 \div 12 = \$400
]

Answer: The monthly property-tax escrow is $400.

This calculation does not necessarily represent the entire mortgage payment. Principal, interest, homeowners insurance, mortgage insurance, and other charges may also be included.

A Complete Exam-Style Problem

A property sells for $360,000. The county assesses property at 80% of market value. The combined tax rate is 2.25%. The buyer qualifies for a $20,000 exemption.

What are the annual property taxes?

Step 1: Calculate assessed value

[
\$360,000 \times 0.80 = \$288,000
]

Step 2: Subtract the exemption

[
\$288,000 - \$20,000 = \$268,000
]

Step 3: Convert the rate to a decimal

[
2.25\% = 0.0225
]

Step 4: Calculate the tax

[
\$268,000 \times 0.0225 = \$6,030
]

Answer: $6,030 in annual property taxes

Common Property-Tax Calculation Mistakes

Confusing Market Value With Assessed Value

A property’s sale price or market value may not equal its taxable assessed value. Always check whether an assessment ratio is provided.

Forgetting to Subtract Exemptions

If an exemption is listed, subtract it before applying the tax rate unless the question identifies it as a tax credit.

Misreading a Rate Per $1,000

A rate of $25 per $1,000 is not 25%. It equals:

[
\$25 \div \$1,000 = 0.025 = 2.5\%
]

Forgetting to Add Separate Rates

County, municipal, school, and special-district rates may all apply. Add them together when the question asks for total taxes.

Using the Wrong Number of Days

Read carefully for:

• 365-day year
• 366-day leap year
• 360-day year
• Whether the closing day belongs to the buyer or seller

Reversing the Closing Credit

The calculation may be correct even if the credit direction is wrong. Determine who paid or will pay the taxes and who owned the property during the period.

Rounding Too Early

Keep several decimal places during intermediate steps. Round only the final answer unless the question directs otherwise.

Treating Every Government Charge as Property Tax

A special assessment, utility charge, service fee, or improvement charge may not be calculated like an ad valorem property tax. The IRS distinguishes general real-property taxes from charges for specific local benefits or services.

A Reliable Five-Step Method

For most exam questions, use this process:

1. Identify the taxable base. Determine whether the question provides market value, assessed value, or taxable value.
2. Apply the assessment ratio. If given, multiply market value by the ratio to find assessed value.
3. Apply exemptions. Subtract exemptions from assessed value to find taxable value.
4. Convert the tax rate. Change a percentage to a decimal, or divide the taxable value by $1,000 when the rate is stated per $1,000.
5. Check the result. Confirm that the answer is reasonable and that the units match the question.

Practice Questions

Question 1

A property is assessed at $180,000 and taxed at 1.8%. What are the annual taxes?

[
\$180,000 \times 0.018 = \$3,240
]

Answer: $3,240

Question 2

A property has a taxable value of $425,000. The tax rate is $16 per $1,000. What are the annual taxes?

[
\$425,000 \div 1,000 = 425
]

[
425 \times \$16 = \$6,800
]

Answer: $6,800

Question 3

A property has a market value of $250,000. It is assessed at 60%, has a $15,000 exemption, and is taxed at 2.5%. What are the annual taxes?

Assessed value:

[
\$250,000 \times 0.60 = \$150,000
]

Taxable value:

[
\$150,000 - \$15,000 = \$135,000
]

Taxes:

[
\$135,000 \times 0.025 = \$3,375
]

Answer: $3,375

Question 4

Annual taxes are $5,475. The buyer owns the property for 100 days of a 365-day year. What is the buyer’s share?

Daily tax:

[
\$5,475 \div 365 = \$15
]

Buyer’s share:

[
100 \times \$15 = \$1,500
]

Answer: $1,500

Final Review Checklist

Before selecting an answer, confirm:

• Is the value market value, assessed value, or taxable value?
• Is there an assessment ratio?
• Is there an exemption?
• Is the rate a percentage, millage rate, or amount per $1,000?
• Are multiple taxing authorities involved?
• Is the question asking for annual, monthly, daily, buyer, or seller taxes?
• Does the question use a 365-day or 360-day year?
• Who owns the property on the closing date?
• Who has paid or will pay the tax bill?
• Did you round only at the end?

Consistent practice is the fastest way to master these problems. LeapRealEstate.com can also serve as a useful next step for structured real estate exam preparation, review lessons, and additional practice with calculations and terminology.

Authoritative Sources

• How property taxes are calculated — New York State Department of Taxation and Finance
• Property tax and assessment web content — New York State Department of Taxation and Finance
• Assessments vs. Taxes: What’s the difference? — New York State Department of Taxation and Finance
• Publication 530, Tax Information for Homeowners — Internal Revenue Service
• Real Estate Tax Center — Internal Revenue Service