Los Angeles Almanac Logo
Home | All Almanac Topics | Health

Novel Coronavirus 2019 (COVID-19) Cases
Los Angeles County

COVID-19 Coronavirus

Image courtesy of the Center for Disease Control.

April 4, 2020

Updated Daily by 4:30 PM

Total number of positive cases: 5,277
Number of deaths: 117


Confirmed COVID-19 cases in Los Angeles County by City/Community

Reported COVID-19 Cases in Los Angeles County

COVID-19 Cases, Los Angeles County

Los Angeles Almanac Chart

Note: Until Mar. 8, all confirmed cases were related to travel outside the U.S. or direct exposure to persons who had traveled outside the U.S. On Mar. 9, the first cases of persons infected either elsewhere in the country or in the community were reported.

Source: As reported by the Los Angeles County Dept. of Public Health, Long Beach Health Dept., and Pasadena Public Health Dept. The cities of Long Beach and Pasadena operate public health departments independent of the Los Angeles County Department of Public Health. Los Angeles County's other 86 cities, including the City of Los Angeles, fall under the county's public health department for public health services and monitoring.
Chart created by the Los Angeles Almanac.


Case Density of COVID-19 Coronavirus in Los Angeles County and Italy
How does Los Angeles County's coronavirus trajectory compare to that of Italy?


Confirmed COVID-19 Cases by Age Group and Sex

As of April 4, 2020

For all Los Angeles County, excluding Long Beach and Pasadena. See note in source information below.

Age Group Total Cases Percent
Age 0 to 17 48 1%
Age 18 to 40 1,785 35%
Age 41 to 65 2,160 42%
Age Over 65 1,050 21%
Unknown 26 1%

AGE GROUP FOR EVERY 100 CONFIRMED COVID-19 CASES:

COVID-19 Cases by Age Group, Los Angeles County

Los Angeles Almanac Graphic


CONFIRMED COVID-19 CASES BY SEX:


Sex Total Cases Percent
Male 2,641 52%
Female 2,277 45%
Under Investigation 151 3%


Source: Los Angeles County Department of Public Health. The cities of Long Beach and Pasadena operate public health departments independent of the Los Angeles County Department of Public Health. Los Angeles County's other 86 cities, including the City of Los Angeles, fall under the county's public health department for public health services and monitoring.


Locations by City/Community Where Cases Occurred

Note: Specific numbers are not released for cities/communities with a population of less than 25,000. Communities listed below with "(# withheld)" are these communities, having from 1 to 4 reported cases.

As of April 4, 2020

606 cases are under investigation. Remaining cases distributed as below:

(The City of Los Angeles as a whole has 2,361 cases)

Place cursor over bar for specific number. Click here for mobile version of this list.

Created with Google Charts

Numbers above are subject to change based on further investigation.

* Unincorporated Community

PLEASE NOTE: Los Angeles County Public Health cautions that the public should not assume that any location in the county is safer from exposure than any other. Cases are occurring across the county, so remain aware and practice social distancing.

Sources:
Los Angeles County Department of Public Health
Long Beach Health Department
Pasadena Public Health Department


On Mar. 11, Los Angeles County Public Health reported the county's first virus-connected death. The patient was a 60-year-old female visitor from outside the county who had recently traveled outside the U.S. The second death was reported on Mar. 19 in the Pasadena area.


On Mar. 9, Los Angeles County Public Health reported the county's first positive case of COVID-19 where the patient had an unknown source of exposure to the virus. The second case was reported on Mar. 11.


The first COVID-19 case in Los Angeles County, a foreign traveler passing through Los Angeles International Airport, was announced on Jan. 26, 2020. The patient had since recovered and no person-to-person transmissions of the virus had been connected to this person.


Also see from the Los Angeles County Dept. of Public Health:

Corona Virus Information