Contra Costa County Property Taxes
The median property tax rate in Contra Costa is 1.36%, which is significantly higher than both the national median of 0.99% and the California state median of 1.21%. With the median home value in Contra Costa, the typical annual property tax bill reaches $6,706, far exceeding the national median of $2,690. Property taxes in Contra Costa are calculated based on the tax assessed value, which generally falls below the actual market value due to various property tax exemptions like the primary residence and agricultural exemptions. Understanding Contra Costa's specific property tax system, exploring available exemptions, and identifying opportunities for property tax reductions can provide significant annual savings. Whether you live in Richmond or another part of Contra Costa, gaining a comprehensive knowledge of local property taxes will benefit both homeowners and real estate investors.
Last Updated June 14, 2024
Contra Costa County Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Average Tax Rate
1.36%
Estimate Property Tax Bill
$6,598
$6,122
$1,148
Average Tax Savings
Ownwell’s Contra Costa Property Tax Bill Calculator helps any homeowner, real estate investor, or potential owner to estimate their annual property taxes in Contra Costa with just 2 data points. Enter your property's estimated assessed value, and our calculator applies the median tax rate in Contra Costa to estimate your property tax bill. This insightful tool not only helps you understand potential tax liabilities but also highlights how Ownwell can help lower property taxes in Contra Costa. If you’d like to see trends on a city level, scroll down to navigate to a more local informational page. Your property assessed value is the value assigned to your property by your county for property tax calculations. Assessed value takes into account any exemptions you may have on your property.
Property Tax Rates Across Contra Costa County, California
Property taxes in Contra Costa play a crucial role in funding essential local services like public schools, road maintenance, and emergency services. The median tax rate in Contra Costa is 1.36%, which is higher than the U.S. national median of 0.99%. Local government entities within Contra Costa set these rates annually, and they can vary significantly between different areas within the county. Each year, Contra Costa estimates its required budget to maintain services for the upcoming fiscal year and divides this budget by the total value of all taxable property in the jurisdiction, resulting in the property tax rate. Although tax rates and budgets are influenced by laws and voter input, this calculation forms the basic process for setting property tax rates. The following data compares Contra Costa's effective property tax rate with other areas in California and the national median. For comparison, the city of Port Costa has one of the higher property tax rates in California at 1.95%, while the city of Knightsen boasts one of the lowest at 1.08%. Analyzing how Contra Costa's tax rates stack up against these benchmarks can give homeowners a better understanding of the local tax landscape.
Average Contra Costa County Tax Rate
1.36%
Average California Tax Rate
1.21%
Average United States Tax Rate
0.99%
Property Tax Rates Across Contra Costa County, California
| City | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Alamo | 1.13% | 1.14% | 1.16% | 1.20% | 1.30% |
| Albany | 1.46% | 1.51% | 1.61% | 1.68% | 1.69% |
| Antioch | 1.14% | 1.19% | 1.25% | 1.36% | 1.57% |
| Bay Point | 1.27% | 1.34% | 1.47% | 1.66% | 1.94% |
| Berkeley | 1.38% | 1.43% | 1.50% | 1.59% | 1.76% |
| Bethel Island | 1.10% | 1.26% | 1.41% | 1.80% | 2.24% |
| Brentwood | 1.15% | 1.23% | 1.36% | 1.52% | 1.67% |
| Briones | 1.13% | 1.13% | 1.14% | 1.15% | 1.21% |
| Byron | 1.09% | 1.09% | 1.11% | 1.14% | 1.18% |
| Canyon | 1.10% | 1.12% | 1.20% | 1.37% | 1.97% |
| Clayton | 1.13% | 1.23% | 1.27% | 1.36% | 1.52% |
| Concord | 1.21% | 1.25% | 1.33% | 1.49% | 1.83% |
| Crockett | 1.32% | 1.37% | 1.50% | 1.85% | 2.72% |
| Danville | 1.14% | 1.16% | 1.20% | 1.26% | 1.35% |
| Diablo | 1.13% | 1.14% | 1.17% | 1.22% | 1.44% |
| Discovery Bay | 1.24% | 1.30% | 1.37% | 1.47% | 1.63% |
| El Cerrito | 1.39% | 1.42% | 1.50% | 1.70% | 2.46% |
| El Sobrante | 1.46% | 1.56% | 1.65% | 1.80% | 2.15% |
| Hercules | 1.48% | 1.54% | 1.62% | 1.76% | 1.96% |
| Kensington | 1.40% | 1.44% | 1.52% | 1.77% | 2.87% |
| Knightsen | 1.07% | 1.07% | 1.08% | 1.12% | 1.40% |
| Lafayette | 1.17% | 1.20% | 1.26% | 1.39% | 1.72% |
| Livermore | 1.12% | 1.13% | 1.13% | 1.15% | 1.16% |
| Martinez | 1.24% | 1.29% | 1.36% | 1.51% | 1.83% |
| Moraga | 1.19% | 1.21% | 1.28% | 1.40% | 1.79% |
| Oakley | 1.27% | 1.36% | 1.55% | 1.85% | 2.16% |
| Orinda | 1.23% | 1.27% | 1.32% | 1.46% | 1.90% |
| Pacheco | 1.02% | 1.23% | 1.30% | 1.45% | 1.70% |
| Pinole | 1.44% | 1.48% | 1.58% | 1.73% | 2.24% |
| Pittsburg | 1.25% | 1.29% | 1.39% | 1.55% | 1.82% |
| Pleasant Hill | 1.20% | 1.23% | 1.28% | 1.39% | 1.70% |
| Pleasanton | 1.09% | 1.09% | 1.10% | 1.12% | 1.20% |
| Port Costa | 1.53% | 1.64% | 1.95% | 2.62% | 5.86% |
| Richmond | 1.58% | 1.69% | 1.89% | 2.36% | 3.36% |
| Rodeo | 1.42% | 1.49% | 1.67% | 1.97% | 2.56% |
| San Pablo | 1.49% | 1.59% | 1.74% | 1.99% | 2.53% |
| San Ramon | 1.17% | 1.21% | 1.28% | 1.42% | 1.59% |
| Walnut Creek | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
$1,148
Average Contra Costa County Tax Savings
Save on your property taxes & more with Ownwell.
Property Tax Assessment Values Across Contra Costa County, California
Understanding the difference between "market value" and "assessed value" is key to comprehending property taxes in Contra Costa County, CA. The market value represents the price a willing buyer would pay to a willing seller in an open, competitive market, considering location, property condition, and current economic trends. For tax purposes, this value is estimated by the Contra Costa Appraisal District. The assessed value, however, is the market value minus any applicable exemptions or limits based on local laws and available programs. This assessed value is then used to calculate your property taxes by multiplying it by the combined tax rates of all relevant taxing entities. Assessment notices in Contra Costa County are typically mailed in the spring, usually by the middle of April. These notices provide homeowners with both the market and assessed values, along with an estimate of the annual property tax bill. By distinguishing between these valuation concepts, property owners can better navigate their tax responsibilities and understand how their property taxes are affected. For example, cities like Diablo have the highest median tax bill at $23,253, while Canyon has the lowest at $3,003. Being aware of these valuation processes will help you identify opportunities for appealing assessments or applying for exemptions to manage your tax burden more effectively.
Property Tax Assessment Values Across Contra Costa County, California
Source: Ownwell
$16,243
$1,002,640
$1,989,037
Average Contra Costa County Assessed Value
$485,124
Average California Assessed Value
$378,421
Average United States Assessed Value
$244,900
Property Tax Assessment Values Across Contra Costa County, California
| City | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Alamo | $419,098 | $837,783 | $1,401,127 | $2,009,556 | $2,701,514 |
| Albany | $394,718 | $409,816 | $534,006 | $779,587 | $1,013,187 |
| Antioch | $144,982 | $240,451 | $371,311 | $514,208 | $639,950 |
| Bay Point | $90,534 | $171,584 | $307,730 | $493,157 | $651,500 |
| Berkeley | $365,304 | $612,076 | $814,855 | $1,366,137 | $1,733,661 |
| Bethel Island | $21,710 | $120,363 | $362,654 | $636,000 | $1,036,650 |
| Brentwood | $263,490 | $404,431 | $567,634 | $729,482 | $885,805 |
| Briones | $85,634 | $459,254 | $746,140 | $1,076,962 | $1,677,884 |
| Byron | $21,182 | $99,716 | $280,953 | $504,877 | $721,724 |
| Canyon | $36,303 | $82,774 | $250,447 | $486,000 | $889,211 |
| Clayton | $193,960 | $396,506 | $639,288 | $870,431 | $1,069,353 |
| Concord | $115,400 | $222,758 | $384,948 | $617,906 | $797,843 |
| Crockett | $73,787 | $202,965 | $352,854 | $542,905 | $674,568 |
| Danville | $382,167 | $635,550 | $1,015,349 | $1,479,112 | $2,028,780 |
| Diablo | $469,956 | $1,198,809 | $1,989,037 | $3,111,960 | $4,051,605 |
| Discovery Bay | $322,768 | $443,774 | $603,432 | $754,290 | $942,928 |
| El Cerrito | $101,083 | $288,634 | $543,267 | $851,946 | $1,147,352 |
| El Sobrante | $133,646 | $250,140 | $392,950 | $589,708 | $756,847 |
| Hercules | $206,000 | $300,587 | $436,888 | $655,000 | $817,000 |
| Kensington | $108,796 | $344,226 | $742,113 | $1,120,984 | $1,502,131 |
| Knightsen | $34,787 | $161,392 | $396,713 | $698,249 | $1,073,171 |
| Lafayette | $211,578 | $538,452 | $994,500 | $1,580,939 | $2,251,780 |
| Livermore | $260,036 | $448,971 | $768,074 | $1,391,626 | $1,868,000 |
| Martinez | $144,983 | $262,741 | $435,304 | $647,140 | $829,078 |
| Moraga | $216,203 | $498,018 | $849,866 | $1,337,206 | $1,757,291 |
| Oakley | $195,561 | $286,699 | $446,748 | $600,000 | $708,000 |
| Orinda | $251,901 | $626,972 | $1,170,149 | $1,749,958 | $2,392,205 |
| Pacheco | $31,930 | $83,264 | $288,333 | $514,127 | $663,037 |
| Pinole | $111,768 | $245,030 | $369,847 | $555,490 | $709,000 |
| Pittsburg | $102,439 | $182,106 | $306,518 | $468,911 | $601,800 |
| Pleasant Hill | $143,772 | $306,599 | $538,721 | $789,093 | $1,014,388 |
| Pleasanton | $210,566 | $908,529 | $1,362,806 | $2,193,188 | $2,868,072 |
| Port Costa | $66,768 | $199,904 | $312,897 | $497,796 | $619,613 |
| Richmond | $71,579 | $156,937 | $302,428 | $508,317 | $696,172 |
| Rodeo | $117,806 | $207,856 | $323,496 | $502,662 | $633,797 |
| San Pablo | $88,905 | $170,188 | $285,134 | $468,515 | $609,682 |
| San Ramon | $333,089 | $572,445 | $909,018 | $1,220,837 | $1,587,257 |
| Walnut Creek | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
$1,148
Average Contra Costa County Tax Savings
Save on your property taxes & more with Ownwell.
Property Tax Bills Across Contra Costa County, California
In Contra Costa County, CA, property tax bills are calculated based on the assessed value of the home, which is determined by the county assessor. This assessed value is typically a percentage of the market value, and the tax rate is applied to this assessed value. Factors like the property's location, size, and improvements can influence its assessed value. Homeowners in Contra Costa County face a median home price of $485,124, with tax bills ranging significantly—from the 25th percentile at $4,096 to the 90th percentile at $15,329. The highest median tax bill in the county is in Diablo at $23,253, while Canyon has the lowest at $3,003. These figures are notably higher than the national median property tax rate of 0.99%. Ownwell assists homeowners by identifying potential errors in their property assessments and filing appeals on their behalf. By leveraging expert knowledge and local data, Ownwell can help reduce the assessed value, leading to substantial savings on property tax bills.
Average Contra Costa County Tax Bill
$6,706
Average California Tax Bill
$4,683
Average United States Tax Bill
$2,690
Property Tax Bills Across Contra Costa County, California
| City | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| Alamo | $5,490 | $10,051 | $16,270 | $22,983 | $30,524 |
| Albany | $6,664 | $6,887 | $8,494 | $11,664 | $14,701 |
| Antioch | $2,086 | $3,161 | $4,606 | $6,202 | $7,768 |
| Bay Point | $1,789 | $2,740 | $4,419 | $7,073 | $10,195 |
| Berkeley | $6,165 | $9,030 | $12,197 | $19,630 | $24,005 |
| Bethel Island | $198 | $2,461 | $5,152 | $8,882 | $20,840 |
| Brentwood | $3,480 | $5,545 | $7,899 | $10,400 | $12,447 |
| Briones | $1,071 | $5,216 | $8,467 | $12,257 | $19,019 |
| Byron | $269 | $1,128 | $3,077 | $5,603 | $8,031 |
| Canyon | $682 | $1,300 | $3,003 | $5,504 | $9,847 |
| Clayton | $3,153 | $5,485 | $8,210 | $10,797 | $12,995 |
| Concord | $2,133 | $3,333 | $5,159 | $7,763 | $9,775 |
| Crockett | $2,139 | $3,711 | $5,327 | $7,515 | $9,091 |
| Danville | $5,117 | $8,001 | $12,192 | $17,376 | $23,351 |
| Diablo | $6,782 | $14,654 | $23,253 | $35,639 | $45,695 |
| Discovery Bay | $5,153 | $6,526 | $8,295 | $9,948 | $11,853 |
| El Cerrito | $2,486 | $4,887 | $8,232 | $12,158 | $16,005 |
| El Sobrante | $2,785 | $4,398 | $6,461 | $9,183 | $11,663 |
| Hercules | $3,944 | $5,197 | $7,103 | $10,009 | $12,642 |
| Kensington | $3,097 | $6,186 | $11,261 | $16,095 | $21,040 |
| Knightsen | $436 | $1,823 | $4,256 | $7,473 | $11,498 |
| Lafayette | $3,910 | $7,443 | $12,669 | $19,223 | $26,630 |
| Livermore | $3,073 | $5,158 | $8,715 | $15,744 | $21,054 |
| Martinez | $2,600 | $3,936 | $5,938 | $8,367 | $10,482 |
| Moraga | $3,935 | $6,983 | $10,835 | $16,220 | $20,785 |
| Oakley | $3,186 | $4,341 | $6,697 | $10,245 | $12,495 |
| Orinda | $4,698 | $9,039 | $15,377 | $22,083 | $30,786 |
| Pacheco | $322 | $1,681 | $4,045 | $6,643 | $8,392 |
| Pinole | $2,468 | $4,227 | $5,885 | $8,300 | $10,235 |
| Pittsburg | $1,842 | $2,760 | $4,242 | $6,178 | $8,076 |
| Pleasant Hill | $2,407 | $4,250 | $6,886 | $9,731 | $12,282 |
| Pleasanton | $2,516 | $9,926 | $15,016 | $24,563 | $31,364 |
| Port Costa | $3,614 | $4,918 | $6,282 | $8,472 | $9,652 |
| Richmond | $2,379 | $3,720 | $5,890 | $8,829 | $11,509 |
| Rodeo | $2,953 | $4,030 | $5,464 | $7,553 | $9,128 |
| San Pablo | $2,300 | $3,354 | $4,949 | $7,428 | $9,653 |
| San Ramon | $4,469 | $7,279 | $11,722 | $16,491 | $21,027 |
| Walnut Creek | N/A | N/A | N/A | N/A | N/A |
Source: Ownwell
$1,148
Average Contra Costa County Tax Savings
Save on your property taxes & more with Ownwell.
Want to lower your Contra Costa County property taxes?
Looking to reduce your Contra Costa property taxes? Ownwell is the leading property tax protest company serving Contra Costa. We specialize in helping property owners in the area and beyond lower their taxes by working directly with the Contra Costa Assessor's Office. Through our tax monitoring service, we collect all necessary information to maximize your tax reductions. We navigate the complexities of the Contra Costa property tax protest process and identify all available property tax exemptions so you don’t have to. Whether you are a homeowner, a real estate investor, or an asset manager, our local team at Ownwell has the expertise to assess your current property tax situation and identify strategic opportunities for reducing your tax burden. By managing the protest process from beginning to end, we not only simplify the procedure but also increase your chances of obtaining a favorable result. Let Ownwell be your trusted partner in lowering your Contra Costa property tax expenses through our proven strategies and expert advocacy.
Property Tax Appeals in California
Homeowners in Contra Costa County have the opportunity to appeal their property tax assessments if they believe their property has been overvalued. The appeal process begins with filing an Assessment Appeal Application with the Contra Costa County Assessment Appeals Board. This application must be submitted within a specific timeframe, typically between July 2 and November 30. Once the application is submitted, the next step is to gather evidence to support the claim that the property's assessed value is higher than its market value. This evidence can include recent sales data of comparable properties, independent appraisals, and other relevant documentation. Homeowners should be prepared to present a compelling case to the Assessment Appeals Board. The board will review the evidence and may hold a hearing where the homeowner can present their case. During the hearing, both the homeowner and a representative from the county assessor's office will have the opportunity to present their evidence and arguments. The board will then make a decision based on the information provided. Potential outcomes of the appeal process include a reduction in the property's assessed value, which would result in a lower property tax bill, or a decision to maintain the current assessment. In some cases, the board may also increase the assessed value if the evidence supports such an adjustment. Ownwell can assist homeowners throughout the appeal process by providing expert guidance and support. Our team of property tax consultants can help gather and present the necessary evidence, represent homeowners during hearings, and ensure that all deadlines and requirements are met. By leveraging our expertise, homeowners can maximize their chances of a successful appeal and potentially achieve significant savings on their property tax bills.
Exemptions in California
In Contra Costa County, homeowners have access to several property tax exemption programs designed to provide financial relief. The most notable is the Homeowners' Exemption, which is available to residents who own and occupy their primary residence. This exemption reduces the assessed value of the property, thereby lowering the annual property tax bill. To qualify, homeowners must file a claim with the county assessor's office. Another important exemption is the Disabled Veterans' Exemption, which offers significant tax relief to veterans who have a service-connected disability. This exemption can also extend to the surviving spouse of a deceased veteran, provided they meet certain criteria. The exemption amount varies based on the level of disability and income. Seniors and low-income residents may benefit from the Property Tax Postponement Program, allowing eligible homeowners to defer their property taxes until they sell their home or pass away. This program is particularly beneficial for those on a fixed income, providing immediate financial relief. Ownwell can assist homeowners in Contra Costa County by identifying which exemptions they qualify for and guiding them through the application process. Our expertise ensures that homeowners take full advantage of available programs, potentially saving them hundreds of dollars annually on their property taxes. By leveraging these exemptions, residents can significantly reduce their financial burden and maintain their quality of life.
Available Exemptions
Disabled
Home Stead
Solar/Wind
Non-Profit
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Property Valuation Date | January 1 |
| Appeal Deadline | November 30 |
| Tax Bill | |
| Issued | October 1 |
| Due Date #1 | December 10 |
| Due Date #2 | April 10 |
Links | |
|---|---|
| Contra Costa Tax Assessor | |
| Website | www.contracosta.ca.gov |
Save money on your property taxes with Ownwell.
Enter your address.
With just your address Ownwell will analyze your property expenses to find you savings using real time market data, local expertise and AI.
Answer some questions.
The more we know about your property, the more we can save you. There's no up-front costs, it's risk-free to sign up. Only pay if you save!
Unlock your savings.
We gather evidence, file all documentation, and attend hearings on your behalf year after year, so you never overpay again.
Find your City
A
B
C
D
E
H
K
L
M
O
P
R
S