Items corresponding to entire populations or subpopulations. Might be geographically or temporally temporally limited.

population

The data includes daily COVID-19 cases by different demographic factors such as age, sex, and ethnicity in California. It also includes the incident and cumulative daily positive confirmed cases and deaths from COVID-19 both in numbers and percentage form. The dataset also contains test information with the daily new number of tests and cumulative number of tests.

non-collection specific

(Complex) Released

Comma-separated values: a delimited text file format for tabular data.

County

State

California

English

California Open Data Portal - California Department of Public Health (CDPH)

Email

COVID-19 Response Data, Informatics, Surveillance, Clinical and Outbreaks (DISCO) Team

COVID-19 Time-Series Metrics by County and State

A species of BETACORONAVIRUS causing atypical respiratory disease (COVID-19) in humans. The organism was first identified in 2019 in Wuhan, China. The natural host is the Chinese intermediate horseshoe bat, RHINOLOPHUS affinis.

Severe acute respiratory syndrome coronavirus 2

SARS-CoV2

Information about diagnostic tests, results, including serology tests, PCR, and other tests

diagnostic tests

Tests

An organism of a particular biological taxon that is the site of reproduction of an organism of a different taxon.

host organism

Host

Homo sapiens

A disease is a disposition (i) to undergo pathological processes that (ii) exists in an organism because of one or more disorders in that organism.

disease

Disease

A disease whose physical basis is an infectious disorder

infectious disease

Infectious Disease

A Coronavirus infection that is characterized by fever, cough and shortness of breath and that has_material_basis_in SARS-CoV-2.

COVID-19

viral Infectious disease

Viruses Infection

 A count of simulated or physical individuals in a population.

Population count

Population Count

A data set that is about either some mortality rate or the death events themselves of some individuals of a given population of a particular biological taxon.

mortality data

Mortality

A respiratory tract infection caused by a virus. Viruses represent the most common causes of upper and lower respiratory tract infections and include rhinoviruses, influenza viruses, parainfluenza viruses, and respiratory syncytial virus.

viral respiratory tract infection

Viral Respiratory Tract Infection

A census that is the specific outcome of a population demographic survey.

population demographic census

Population Demographic

Minute infectious agents whose genomes are composed of DNA or RNA, but not both. They are characterized by a lack of independent metabolism and the inability to replicate outside living host cells.

Viruses

A count of deaths in a population that is the total number of deaths that occur during a reference temporal interval.

cumulative death count

Cumulative Death Count

A count of individuals in a population who meet the criteria of some case definition during some time interval.

count of disease cases

Case Count

A count of deaths in a population that is the number of deaths that occurred during a proper part of a reference temporal interval.

incident death count

Incident Death Count

A count of cases in a population that is the number of individuals who come to meet the criteria of some case definition during a proper part of a reference temporal interval.

incident case count

Incident Case Count

A count of disease cases that is the total number of individuals who come to meet the criteria of some case definition during a reference temporal interval.

cumulative case count

Cumulative Case Count

A social identity information content entity that is about whether some person identifies as some ethnicity.

ethnic identity information content entity

Ethnicity

A social identity information content entity that is about whether some person identifies as some gender.

gender identity information content entity

Gender

A social identity information content entity that is about whether some person identifies as some race.

racial identity information content entity

Race

age-stratified

Age-Stratified

Vaccine preventable diseases are those infectious diseases that can be prevented by vaccination

vaccine-preventable Disease

Vaccine-Preventable Disease

An organism of a particular biological taxon that is the bearer of an infectious dispositions towards an organism of a different particular biological taxon.

pathogen

Pathogen

A collection of information in various types of structured or non-structured formats.

repository

The 'about' property contains mixed types: DefinedTerm objects represent subject matter/topics, while Place objects represent geographical scope or applicability

about-property-structure

Apache 2.0

Schema.org vocabulary for structured data on the web

Schema.org

A structured data markup specification for describing datasets in the life sciences, extending schema.org Dataset

Bioschemas Dataset Profile

Dublin Core Metadata Initiative Terms - refined elements for precise resource description

DCMI Metadata Terms

W3C Data Catalog Vocabulary for describing data catalogs

Data Catalog Vocabulary

DataCite metadata schema for research data citation

DataCite Metadata Schema

W3C Provenance Ontology for describing provenance information

PROV Ontology

Provenance, Authoring and Versioning ontology for metadata about web resources

PAV Ontology

Custom MIDAS vocabulary for epidemiological data and modeling

MIDAS Metadata Vocabulary

OBO Foundry ontologies for life sciences and biomedical research

Open Biological and Biomedical Ontology

GeoNames Ontology

Health Level 7 Fast Healthcare Interoperability Resources

HL7 FHIR

Systematized Nomenclature of Medicine Clinical Terms

SNOMED Clinical Terms

LOINC database for laboratory and clinical observations

Logical Observation Identifiers Names and Codes

JSON Schema (Draft 2020-12) defining the structure of MIDAS Catalog JSON-LD metadata records

MIDAS Catalog JSON-LD Schema

Landing page where users can browse and download dataset files in various formats.

Identifier	URL: https://data.chhs.ca.gov/dataset/covid-19-time-series-metrics-by-county-and-state
Type	Repository
Topics/About	Disease Infectious Disease Vaccine-Preventable Disease COVID-19 Viruses Infection Viral Respiratory Tract Infection COVID-19 Host Homo sapiens Pathogen Viruses SARS-CoV2 Population Count Case Count Cumulative Case Count Incident Case Count Mortality Cumulative Death Count Incident Death Count Tests Population Demographic Age-Stratified Ethnicity Gender Race
Language	English
Rights	https://data.chhs.ca.gov/pages/terms
Accessible For Free	TRUE
Biological Scale	population
Geographical Scope	California
Geographical Resolution	County, State
Start Date	2020/02/01
End Date	2023/12/19
Collection End Date	2023/12/01
File Format	CSV, ZIP
Version	unspecified
HTTP Status Code	200
HTTP Checked On	2026/09/06