San Mateo County Property Tax

The San Mateo County property tax rate is 0.56% of assessed fair market value, making property taxes in this California county one of the highest in the country.
Written by Elizabeth Sandberg
Reviewed by Melanie Reiff
background
With an average property tax rate of 0.56% and a median home value of $784,800, San Mateo County,
California
, collects an average of $4,424 per resident in property taxes each year
Homeownership comes with its perks and drawbacks—one of which is your responsibility for paying property taxes. Because your property value is subject to change and each county does things differently, it’s easy to feel confused or overwhelmed about paying your taxes each year.   
That’s why your home and
auto insurance
comparison app
Jerry
has gathered all you need to know about how and when to pay your property taxes in California’s
San Francisco
Bay area.  
Let Jerry find you the best homeowners insurance policy for your needs
* checking your rate won’t affect your credit score
Shop Now
* checking your rate won’t affect your credit score

Property tax fundamentals

If you’ve never paid property taxes before, here are some basics: 
  • San Mateo property taxes are applied locally and used to fund city and county initiatives, such as education, law enforcement, fire and public safety, and health and human services.
  • Most property taxes are assessed on real property—also called secured property—such as land, buildings, and homes
  • Local tax assessors assign rates based on current market values and a local tax rate
  • Property taxes are subject to increase based on market conditions and local budget needs
Basically, your property taxes are how you as a homeowner support your community’s public services. 
MORE: Is car insurance tax deductible?

What is the property tax rate in San Mateo County?

San Mateo County’s average tax rate is 0.56% of assessed home values, which is one of the highest in California. 
With a median home value of $784,800, San Mateo County homeowners can expect to pay an average of $4,424 a year in property taxes. 

How San Mateo County property taxes are determined

Your property taxes are determined by the
San Mateo County Assessor's Office
and are based on the
taxable value
of your property. 
If you think your property’s value has been calculated incorrectly, you can
appeal
the assessment with the assessor's office.  
If you own your property and use it as a primary residence, you may qualify for a
Homeowners' Exemption
or
other tax reductions
under California law.  

What do San Mateo County property taxes pay for? 

San Mateo County property tax revenue funds
county and city services
, including the following: 
  • Local school districts
  • Health, welfare, and human services
  • Transportation 
  • Roads and highways
  • Law enforcement
  • Building safety
  • Mosquito control
  • Flood control
MORE: How to deduct a car accident from your taxes

How to pay property taxes in San Mateo County 

San Mateo County property taxes on secured or real property
are due each year
in two installments. The first installment is due between November 1 and December 10. After that date, a 10% penalty will be added to the bill. 
The second installment is due February 1, with a 10% late penalty assessed for payments after April 10.   
Taxpayers in San Mateo County can pay property taxes online, by mail, or in person. Here’s how: 
  • Online: You can use an e-check or a credit or debit card to pay San Mateo County property taxes—card payments have an added convenience fee. 
  • By mail: 
  • Make your check payable to the San Mateo County Tax Collector
  • Mail to: San Mateo County Tax Collector, PO Box 45878, San Francisco, CA 94145-0878
  • By phone: Call (866) 220-0308 and follow the prompts. Additional instructions can be found
    here
     
  • In person: You can visit
    555 County Center, 1st Floor, Redwood City, CA 94063
    to pay in person.
    Satellite locations
    are also available
  • How to save money on homeowners and car insurance in San Mateo County

    Whether you live in Redwood City, Daly City, or San Mateo, you can find savings on homeowners and car insurance with
    Jerry
    Feel the thrill of lowering your car insurance rates with Jerry! In just 45 seconds, you’ll get to compare competitive quotes from top name-brand providers and make an easy in-app switch. 
    How do we do it? By being the best insurance broker around (and the #1 rated insurance app!). We’ll help you
    bundle home and auto insurance
    , walk you through the entire enrollment process, and even help with canceling your old policy upon request. 
    Jerry will never spam you or sell your information to third parties. We won’t even call you (unless you want us to!). All you get from Jerry is great savings and exceptional customer service. 
    “I was worried that adding my 16 year old daughter would spike my insurance rates. I called and spoke to Tim, who was pleasant to work with and got me new rate savings.
    Jerry
    really helped me save thousands.” —Marshall D.
    RECOMMENDED
    Thousands of customers saved on average $887/year on their car insurance with Jerry
    This app is great, but the customer service is even better! Not to mention convenient! My husband and I got the lowest rate (much lower than the rates I was finding online through my own searches), quickly, and pretty much all through text message! Thank you so much for a hassle free experience👍
    avatar
    Gabriella R.
    Find insurance savings
    rating primary
    4.7/5 Rating on App Store

    FAQs

    San Mateo County property taxes are due beginning the first of November each year and can be paid in two installments, with the first installment due no later than December 10th, and the second installment due no later than April 10th.
    Your property tax statement will be mailed to you in early November, just before your first property tax installment is due.
    Save an average of 18% by bundling your home and auto insurance
    Bundle your home and auto insurance with Jerry and save!
    Try Jerry

    Easiest way to compare and buy car insurance

    √
    No long forms
    √
    No spam or unwanted phone calls
    √
    Quotes from top insurance companies
    Find insurance savings