Contra Costa County, California Property Taxes
Census Bureau ACS property tax data for California. Population: 278,509.
The median annual property tax in Contra Costa County is $6,903, which is 71% higher than the California state average and 259% above the national average. The effective tax rate is 0.83% on a median home value of $830,800. Property taxes represent 5.5% of the median household income in this county.
Median Annual Tax
$6,903
+71% vs State
+259% vs US
Median Home Value
$830,800
+46% vs State
+293% vs US
Effective Tax Rate
0.83%
+17% vs State
-13% vs US
With vs Without Mortgage
With Mortgage
$7,538
$628/mo
Without Mortgage
$5,099
$425/mo
Homeowners with a mortgage typically own higher-valued properties, which can result in higher tax bills.
Property Tax History
| Year | Median Tax | Effective Rate |
|---|---|---|
| 2023 | $6,903 +3.7% | 0.83% |
| 2022 | $6,654 +9.7% | 0.85% |
| 2021 | $6,068 +6.8% | 0.88% |
| 2020 | $5,679 +5.9% | 0.87% |
| 2019 | $5,364 | 0.86% |
Tax Burden
Tax-to-Income Ratio
5.5%
of median household income
Median Income
$125,727
per year
Monthly Tax
$575
per month
Other Counties in California
Glenn County
Tax: $2,190/yr Rate: 0.65%
Modoc County
Tax: $1,445/yr Rate: 0.68%
San Luis Obispo County
Tax: $5,475/yr Rate: 0.70%
Tuolumne County
Tax: $2,737/yr Rate: 0.67%
Solano County
Tax: $4,408/yr Rate: 0.75%
Colusa County
Tax: $2,481/yr Rate: 0.66%
Frequently Asked Questions
What is the average property tax in Contra Costa County, California? ▼
The median annual property tax in Contra Costa County is $6,903 based on the most recent Census Bureau American Community Survey data. The effective tax rate is 0.83% on a median home value of $830,800.
How does Contra Costa County property tax compare to the national average? ▼
Property taxes in Contra Costa County are 259% above the national average of $1,923. The effective rate of 0.83% compares to 0.95% nationally.
Does having a mortgage affect property taxes in Contra Costa County? ▼
In Contra Costa County, homeowners with a mortgage pay a median of $7,538 in annual property taxes, while homeowners without a mortgage pay $5,099. This difference often reflects the value of homes rather than different tax rates.
What percentage of income goes to property taxes in Contra Costa County? ▼
Property taxes in Contra Costa County represent approximately 5.5% of the median household income of $125,727. The national benchmark is generally 2-4% of household income.
Explore More Data
Data source: U.S. Census Bureau, American Community Survey 5-Year Estimates. Property tax data reflects median amounts paid by homeowners. Effective rates are calculated as median tax divided by median home value.