Taxes in Ontario, California
Complete tax guide for Ontario, CA. State income tax up to 9.3%, 0.76% property tax, 7.88% sales tax. Calculate your total tax burden.
State Income Tax
9.3%
California
Property Tax
0.76%
Effective rate
Sales Tax
7.88%
Combined rate
Tax Burden
High
Ontario, CA Tax Overview
Population
175,265
Median Income
$56,000
Cost of Living
120.3 (100 = avg)
State Income Tax
9.3%
Median Home Price
$500,000
Ontario Tax Calculator
Pre-filled with Ontario median: $56,000
Total Tax Burden in Ontario
$14,174
Take-Home: $41,827 · Effective Rate: 25.31%
Federal Tax
$4,682
8.36% eff.
CA State
$5,208
9.30% eff.
FICA
$4,284
7.65% eff.
Take-Home
$41,827
74.69% kept
Tax Breakdown
| Item | Annual | Monthly |
|---|---|---|
| Gross Income | $56,000.00 | $4,666.67 |
| Federal Income Tax | -$4,681.50 | -$390.13 |
| California State Tax | -$5,208.00 | -$434.00 |
| Social Security (6.2%) | -$3,472.00 | -$289.33 |
| Medicare (1.45%) | -$812.00 | -$67.67 |
| Take-Home Pay | $41,826.50 | $3,485.54 |
Property Tax in Ontario
Median Home
$500,000
Annual Tax
$3,800
Monthly Tax
$317
Effective Rate
0.76%
Sales Tax in Ontario
Combined Rate
7.88%
State Portion
~5.4%
Local Portion
~2.5%
The combined sales tax rate in Ontario is 7.88%, which is above the national average of 7.12%. On a $100 purchase, you would pay $7.88 in sales tax.
Tax Burden Comparison
| Tax Type | Ontario | California Avg | National Avg |
|---|---|---|---|
| Income Tax | 9.3% | 9.3% | 4.6% |
| Property Tax | 0.76% | ~0.76% | 1.1% |
| Sales Tax | 7.88% | ~7.88% | 7.12% |
| Overall Burden | High | — | Moderate |
About Taxes in Ontario
Ontario has a population of approximately 175,265 residents with a median household income of $56,000. The cost of living index is 120.3 (20.3% higher than the national average of 100).
Tax burden classification: High. Effective combined tax rate of 33.7% includes federal, state, FICA, property, and sales taxes for a typical Ontario household.
Official Tax Resources for California
For authoritative California tax forms, filing deadlines, and the latest legislative updates, consult these official government resources:
- California Franchise Tax Board — official state revenue agency
- California Individual Income Tax Forms — current tax year forms and instructions
- California Property Tax Information — assessment, exemptions, and appeals
- California Sales Tax Authority — current sales tax rates and rules
- IRS Federal Tax Forms and Instructions — federal income tax filing
Tax Saving Tips for Ontario Residents
- California's income tax rate of 9.3% is above average. Maximize pre-tax retirement contributions (401k up to $23,500, IRA up to $7,000) to reduce both federal and state taxable income.
- Property tax in Ontario (0.76%) is below the national average of 1.1%. This makes homeownership more affordable here relative to property tax burden.
- Use a Health Savings Account (HSA) if eligible. Contributions are tax-deductible ($4,400 individual, $8,750 family), growth is tax-free, and withdrawals for medical expenses are tax-free.
Other Cities in California
Los Angeles
Very HighSan Diego
Very HighSan Jose
Very HighSan Francisco
Very HighFresno
Very HighSacramento
Very HighLong Beach
Very HighOakland
Very HighBakersfield
Very HighAnaheim
Very HighStockton
Very HighRiverside
Very HighSources & Methodology
Tax rate data on this page is compiled from official government sources and updated for the 2026 tax year. Calculations follow the IRS-published 2026 federal tax brackets, FICA rates (6.2% Social Security up to $176,100 wage base, 1.45% Medicare), and California state tax provisions. Property tax estimates use Ontario's median home value of $500,000and the local effective property tax rate of 0.76%.
- • Federal tax brackets and standard deductions: IRS.gov
- • State income tax rates and brackets: California Franchise Tax Board
- • Median household income, home value, and demographics: U.S. Census Bureau ACS
- • Cost of living comparisons: U.S. Bureau of Labor Statistics CES
- • National average benchmarks: Tax Foundation state-level tax burden studies
Disclaimer: Estimates are for informational purposes only. Actual tax liability depends on filing status, deductions, credits, and individual circumstances. Consult a licensed tax professional or your state revenue agency for binding tax guidance.
Reviewed by LevyIO Tax Research Team · Published 2026-01-15 · Last updated 2026-04-30
Calculate Your Full California Tax Burden
See detailed state tax brackets, FICA breakdown, and compare to neighboring states.
Frequently Asked Questions
What are the tax rates in Ontario, CA?
Ontario, California has a state income tax rate up to 9.3%. The property tax rate is 0.76% and the combined sales tax rate is 7.88%.
How much is property tax in Ontario?
The effective property tax rate in Ontario is 0.76%. On the median home price of $500,000, this equals approximately $3,800 per year or $317 per month. This is below the national average of 1.1%.
What is the sales tax rate in Ontario?
The combined sales tax rate in Ontario is 7.88%, which includes both state and local components. This is above the national average combined rate of approximately 7.12%.
How does Ontario's tax burden compare to other cities?
Ontario has a high overall tax burden. The effective total tax rate for a median-income household is approximately 33.7%. The combination of 9.3% state income tax, 0.76% property tax, and 7.88% sales tax determines the total burden. Cost of living index is 120.3 (100 = national average).
Are there any local taxes in Ontario?
Ontario does not impose a separate local or city income tax. Residents pay the state income tax of 9.3%, federal income tax, and FICA (Social Security and Medicare).