Select Page

Property Tax and Assessor Data for San Diego County, California

Home > Real Estate Data > Property Data > Assessor Data > San Diego, CA Property Tax and Assessor Data

San Diego’s Soaring Housing Market

San Diego County encompasses 18 cities, including the downtown’s historic Gaslamp Quarter, Little Italy, Coronado, La Jolla, Del Mar, Carlsbad, Escondido, La Mesa, Hillcrest, Barrio Logan, and Chula Vista. The county has a population of 3.3 million. It’s a popular place to live and taxes are rising in San Diego County because of the soaring housing market.

ATTOM releases an annual property tax analysis for almost 87 million U.S. single-family homes. Overall, the report showed that the average tax on single-family homes in the U.S. in 2020 was $3,719 — resulting in an effective tax rate of 1.1 percent.

The latest ATTOM property tax and assessor data report shows that San Diego County is one of the major markets posting an increase in average property taxes that is above the national average of 4.4 percent. Average property taxes for a single-family home in San Diego have increased from around $5,000 in 2014 to close to $6,500 in 2021. That’s an increase of just over 10 percent in the last year.

Property Tax and Assessor Data Highlights for San Diego County, California

Here are the latest data highlights for San Diego County, California.

Financial Services

The average estimated value of a single-family home in 2020 was just over $800,000, and the estimated value of a single-family home in 2019 was around $570,000.

New Borrowers

Average taxes for a single-family home were around $6,500 in 2020.

New Borrowers

In 2019, the average taxes were around $5,800.

Financial Services

The effective tax rate is around 0.8 percent and has increased by about 10 percent from 2019 to 2020.

Map data ©2021 Google, INEGI

How You Can Use Property Tax and Assessor Data for San Diego County, California

ATTOM’s County Tax Assessor data is a key resource for real estate portals that offer extensive data points for their users.

Financial Services

Home valuers need reliable source data for accurate home valuations. ATTOM’s tax assessor data can automate these processes making them faster and more efficient.

New Borrowers

Insurance companies rely on assessed and appraised market values for their policies, and mortgage providers need tax assessor data to underwrite loans.

New Borrowers

For marketers, property tax data helps purveyors to create targeted lists of homes and homeowners for real estate professionals.

ATTOM analyzes property tax data collected from county tax assessor offices nationwide at the state, metro, and county levels. The data includes estimated market values of single-family homes. The effective tax rate is the average annual property tax expressed as a percentage of the average estimated market value of homes in each geographic area.

Get ATTOM’s San Diego County Data Right Away – It’s Quick and Easy!

Attom NewsletterATTOM Newsletter

Sign up to get free Real Estate & Housing Market Trends!

  • This field is for validation purposes and should be left unchanged.