Property Tax Calculator

Estimate annual and monthly property taxes with 50-state assessment ratios, homestead exemptions, and effective rates

$
Annual Property Tax
$3,747
Monthly Escrow
$312
Assessed Value (100% ratio)$500,000
Less: Exemptions−$7,000
Taxable Value$493,000
Effective Rate (state avg)0.76%
Effective Rate on Market Value0.749%
Note: This is an estimate based on statewide average effective rates. Actual county rates may differ by ±20-40%. Special assessments (Mello-Roos, school bonds) are not included. Consult your county assessor for the official bill.

50-State Property Tax Comparison (2026)

Sorted by effective tax rate (lowest to highest). Click a state to load it in the calculator above.

RankStateEffective RateAssessment RatioHomestead ExemptionTax on $300K
1Hawaii0.28%100%None$840
2Alabama0.41%10%$4,000$107
3Colorado0.51%7.15%Yes (variable)$109
4Louisiana0.51%10%$7,500$115
5Delaware0.56%100%None$1,680
6District of Columbia0.56%100%$81,250$1,225
7South Carolina0.57%4%$50,000$0
8Utah0.58%100%Yes (variable)$1,740
9West Virginia0.59%60%$20,000$944
10Nevada0.60%35%$6,050$594
11Wyoming0.61%9.5%None$174
12Arizona0.62%10%Yes (variable)$186
13Arkansas0.62%20%$375$370
14Tennessee0.64%25%$47,000$179
15Idaho0.69%100%$125,000$1,207
16California0.76%100%$7,000$2,227
17North Carolina0.77%100%$25,000$2,118
18New Mexico0.78%33.33%$2,000$764
19Mississippi0.79%10%$7,500$178
20Kentucky0.80%100%$46,350$2,029
21Virginia0.82%100%None$2,460
22Montana0.83%100%None$2,490
23Indiana0.85%100%Yes (variable)$2,550
24North Dakota0.86%50%None$1,290
25Oregon0.87%100%None$2,610
26Oklahoma0.90%11%$1,000$288
27Florida0.91%100%$50,000$2,275
28Missouri0.91%19%None$519
29Georgia0.92%40%$2,000$1,086
30Washington0.93%100%None$2,790
31Minnesota1.02%100%Yes (variable)$3,060
32Massachusetts1.04%100%$500,000$0
33Kansas1.06%11.5%None$366
34Maine1.09%100%$30,000$2,943
35Maryland1.09%100%Yes (variable)$3,270
36Alaska1.19%100%$50,000$2,975
37South Dakota1.24%85%None$3,162
38Pennsylvania1.27%100%Yes (variable)$3,810
39New York1.31%100%Yes (variable)$3,930
40Iowa1.38%100%Yes (variable)$4,140
41Rhode Island1.41%100%None$4,230
42Ohio1.45%35%Yes (variable)$1,523
43Michigan1.48%50%Yes (variable)$2,220
44Nebraska1.53%100%Yes (variable)$4,590
45Wisconsin1.58%100%None$4,740
46Texas1.60%100%$40,000$4,160
47Vermont1.68%100%None$5,040
48Connecticut1.75%70%None$3,675
49New Hampshire1.96%100%None$5,880
50Illinois2.05%33.33%$10,000$1,845
51New Jersey2.23%100%None$6,690

How Property Tax Is Calculated

The Four-Step Formula

Unlike a simple percentage of your home's price, property tax follows a multi-step calculation that varies by state:

1. Assessed Value = Market Value × Assessment Ratio
2. Taxable Value = Assessed Value − Exemptions (homestead, senior, veteran)
3. Annual Tax = Taxable Value × (Millage Rate ÷ 1,000)
4. Monthly Escrow = Annual Tax ÷ 12

Why Assessment Ratios Matter

The assessment ratio is the most overlooked factor in property tax. Two homes with the same market value and the same nominal millage rate can have very different tax bills depending on the assessment ratio. For example, a $300,000 home in South Carolina (4% assessment ratio) has an assessed value of $12,000, while the same home in Illinois (33.33% ratio) has an assessed value of $100,000. This is why effective tax rates (tax as a percentage of market value) are the only apples-to-apples comparison across states.

Homestead and Other Exemptions

Most states offer exemptions that reduce the taxable value of a primary residence. The most common is the homestead exemption, which ranges from $7,000 (California) to $500,000 (Massachusetts). Many states also offer additional exemptions for seniors (65+), disabled veterans, and people with disabilities. These exemptions can reduce annual tax bills by hundreds or even thousands of dollars, but they typically require a one-time application with your county assessor.

Special Assessments and Mello-Roos

In some states, particularly California, Florida, and Texas, your property tax bill may include special assessments or community facilities district taxes (like Mello-Roos in California). These pay for local infrastructure such as roads, schools, parks, and sewer systems, and can add 0.2% to 1.0% to your effective tax rate. They are often tied to specific developments and may expire after a set number of years. Always check your county tax bill for these line items, as they are not included in standard millage rate comparisons.

Official Standards & Authoritative Sources

Tax Foundation

State and Local Property Tax Rates

taxfoundation.org

Census Bureau

ACS 5-Year Estimates — Median Home Value & Taxes

census.gov

Texas Comptroller

Property Tax Assistance & Protest Guide

comptroller.texas.gov

CA State Board of Equalization

Proposition 13 & Assessment Appeals

boe.ca.gov

Lincoln Institute

Significant Features of the Property Tax

lincolninst.edu

NCSL

Property Tax Assessment Limits by State

ncsl.org

Frequently Asked Questions

How is property tax calculated?
Property tax is calculated by multiplying the assessed value of your home by the local tax rate (millage rate). The assessed value is typically a percentage of the market value (assessment ratio), and exemptions like homestead, senior, or veteran exemptions reduce the taxable value. The formula is: Taxable Value = (Market Value × Assessment Ratio) − Exemptions; Annual Tax = Taxable Value × Effective Rate.
What is an assessment ratio?
An assessment ratio is the percentage of a property's market value that is used to calculate its assessed value. For example, if your home has a market value of $300,000 and the assessment ratio is 10%, the assessed value is $30,000. Assessment ratios vary widely by state: some use 100% of market value, while others use 10%, 20%, or 35%. This is why effective tax rates (tax as % of market value) are more useful for comparison than nominal millage rates.
What is a homestead exemption?
A homestead exemption reduces the taxable value of a primary residence. For example, a $50,000 homestead exemption on a home with a $300,000 assessed value means only $250,000 is taxed. Exemption amounts vary by state: Texas offers $40,000, Florida $50,000, California $7,000, and some states offer additional exemptions for seniors, veterans, or disabled homeowners. You typically must file an application with your county assessor to claim it.
Which state has the highest property taxes?
New Jersey consistently has the highest effective property tax rate in the US at approximately 2.23%, followed by Illinois (2.05%), New Hampshire (1.96%), Connecticut (1.75%), and Vermont (1.68%). These states often rely heavily on property taxes to fund local services because they have no or low state income or sales taxes. However, high home values in some states mean the actual dollar amount may be higher in states with lower rates.
Which state has the lowest property taxes?
Hawaii has the lowest effective property tax rate at approximately 0.28%, followed by Alabama (0.41%), Colorado (0.51%), Louisiana (0.51%), and South Carolina (0.57%). However, Hawaii's high median home values mean the actual dollar amount of property tax may not be the lowest. States with low property taxes often fund services through other revenue sources like sales taxes, income taxes, or natural resource revenues.
Can I appeal my property tax assessment?
Yes, every state provides a process to appeal your property tax assessment. The appeal window is typically 30-90 days after you receive your assessment notice. Common grounds for appeal include: the assessed value exceeds the actual market value, the assessor made factual errors (square footage, number of rooms, condition), or the property is assessed at a higher ratio than comparable properties. Most appeals are resolved at an informal hearing with the assessor; if unresolved, you can escalate to a formal board of review or assessment appeals board.
When is my property tax appeal deadline?
Appeal deadlines vary by state and county. Some states have fixed deadlines (Texas: May 15 or 30 days after notice; California: November 30; New York: 4th Tuesday in May), while others use rolling deadlines based on when your assessment notice is mailed (typically 30-45 days after notice). Some states like Illinois and New York have county-specific calendars that override state rules. Always verify the exact deadline with your local county assessor's office, as missing the deadline can lock you into the assessment for the full cycle (1-3 years depending on the state).
RateFig Editorial Team

Reviewed & verified by the RateFig Editorial Team. Data retrieved 2026-08-27. Estimates are planning aids, not financial advice — see our editorial standards.

Disclaimer:

All calculations are approximate for planning purposes only. This tool does not provide official financial, legal, or tax advice. All financial decisions should be verified with a qualified mortgage lender or financial advisor.