Asthma in the U.S.- Statistics & Facts

Asthma is a chronic disease that affects the airways of the lungs. Asthma can be mild or severe and is caused by genetic and environmental factors. Symptoms of asthma include shortness of breath, tightness or pain in the chest, coughing, and wheezing. In 2019, around 7.8 percent of the population of the United States currently had asthma. Asthma is more common among females and children aged 5 to 14 years.

Percentage of persons in the U.S. with current asthma: 7.7%

Age group with the highest rate of current asthma: 20-24yrs

Rate of death with asthma as the underlying cause (per 100,000 population): 1

Editor’s Picks Current statistics on this topic

Number of montelukast prescriptions in the U.S. from 2004 to 2020 (in millions)

Pharmaceuticals

Number of montelukast prescriptions in the U.S. 2004-2020

Current asthma prevalence in the United States in 2021, by age, gender, and race/ethnicity*

Diseases

Current asthma prevalence in the U.S. by age, gender, and ethnicity 2021

U.S. states with the highest current prevalence of asthma among adults as of 2020

Diseases

U.S. states with highest current asthma prevalence among adults 2020

Recommended statistics

Prevalence

Premium Statistic Current asthma prevalence in the U.S. by age, gender, and ethnicity 2021
Current asthma prevalence in the U.S. by age, gender, and ethnicity 2021
Current asthma prevalence in the United States in 2021, by age, gender, and race/ethnicity*
Basic Statistic Prevalence of current asthma in the United States 2001-2021
Prevalence of current asthma in the United States 2001-2021
Percentage of persons with current asthma in the United States from 2001 to 2021
Basic Statistic Percentage of current asthma in the United States 2001-2021, by gender
Percentage of current asthma in the United States 2001-2021, by gender
Percentage of persons with current asthma in the United States from 2001 to 2021, by gender
Premium Statistic Percentage of current asthma in the United States 2001-2021, by race/ethnicity
Percentage of current asthma in the United States 2001-2021, by race/ethnicity
Percentage of persons with current asthma in the United States from 2001 to 2021, by race and ethnicity
Basic Statistic Percentage of current asthma in the United States 2001-2021, by age group
Percentage of current asthma in the United States 2001-2021, by age group
Percentage of persons with current asthma in the United States from 2001 to 2021, by age group

Asthma attacks

Premium Statistic Share of those with asthma who had an asthma attack in the past year U.S. 2001-2021
Share of those with asthma who had an asthma attack in the past year U.S. 2001-2021
Percentage of people in the U.S. with asthma who had one or more asthma attacks in the past 12 months from 2001 to 2021
Basic Statistic Share of U.S. adults with asthma who had an asthma attack in the past year 2001-2021
Share of U.S. adults with asthma who had an asthma attack in the past year 2001-2021
Percentage of adults in the U.S. with asthma who had one or more asthma attacks in the past 12 months from 2001 to 2021
Basic Statistic Share of U.S. children with asthma who had an asthma attack in the past year 2001-21
Share of U.S. children with asthma who had an asthma attack in the past year 2001-21
Percentage of children in the U.S. with asthma who had one or more asthma attacks in the past 12 months from 2001 to 2021
Basic Statistic Share of U.S. people with asthma who had an asthma attack in the past year in 2020
Share of U.S. people with asthma who had an asthma attack in the past year in 2020
Percentage of individuals in the U.S. with asthma who had one or more asthma attacks in the past 12 months as of 2020, by age
Basic Statistic Share of those in the U.S. with asthma who had a past-year asthma attack 2020, by sex
Share of those in the U.S. with asthma who had a past-year asthma attack 2020, by sex
Percentage of adults and children in the U.S. with asthma who had one or more asthma attacks in the past 12 months as of 2020, by gender
Basic Statistic Share of U.S. adults with asthma who had a recent attack 2019-21, by race/ethnicity
Share of U.S. adults with asthma who had a recent attack 2019-21, by race/ethnicity
Percentage of adults in the U.S. with asthma who had one or more asthma attacks in the past 12 months from 2019-2021, by race and ethnicity
Premium Statistic Share of U.S. children with asthma who had a recent attack 2019-21, by race/ethnicity
Share of U.S. children with asthma who had a recent attack 2019-21, by race/ethnicity
Percentage of children in the U.S. with asthma who had one or more asthma attacks in the past 12 months from 2019-2021, by race and ethnicity

Deaths

Premium Statistic Rate of deaths with asthma as the underlying cause in the U.S. 1999-2020
Rate of deaths with asthma as the underlying cause in the U.S. 1999-2020
Rate of deaths with asthma as the underlying cause in the United States from 1999 to 2020 (per 100,000 population)
Premium Statistic Rate of deaths with asthma as underlying cause in the U.S. by gender 1999-2020
Rate of deaths with asthma as underlying cause in the U.S. by gender 1999-2020
Rate of deaths with asthma as the underlying cause in the U.S. from 1999 to 2020, by gender (per 100,000 population)
Premium Statistic Number of asthma deaths in the United States from 2001 to 2021
Number of asthma deaths in the United States from 2001 to 2021
Number of deaths due to asthma in the United States from 2001 to 2021
Basic Statistic Rate of asthma deaths in the U.S. in 2021, by age
Rate of asthma deaths in the U.S. in 2021, by age
Rate of deaths due to asthma in the United States in 2021, by age (per million population)
Premium Statistic Rate of asthma deaths in the U.S. in 2021, by race/ethnicity
Rate of asthma deaths in the U.S. in 2021, by race/ethnicity
Rate of deaths due to asthma in the United States in 2021, by race/ethnicity (per million population)
Basic Statistic Rate of asthma deaths among adults in the U.S. in 2021, by gender
Rate of asthma deaths among adults in the U.S. in 2021, by gender
Rate of adult deaths due to asthma in the United States in 2021, by gender (per million population)
Basic Statistic Rate of child asthma deaths in the U.S. in 2021, by gender
Rate of child asthma deaths in the U.S. in 2021, by gender
Rate of child deaths due to asthma in the United States in 2021, by gender (per million population)

Regions and states

Basic Statistic Percentage of current asthma in the United States 2001-2021, by region
Percentage of current asthma in the United States 2001-2021, by region
Percentage of persons with current asthma in the United States from 2001 to 2021, by region
Basic Statistic Current asthma prevalence among U.S. children in 2021, by state
Current asthma prevalence among U.S. children in 2021, by state
Prevalence of current asthma among children in the United States as of 2021, by state*
Basic Statistic Asthma death rates in the United States in 2021, by state
Asthma death rates in the United States in 2021, by state
Death rates from asthma in the United States in 2021, by state (per million population)

Medication

Basic Statistic OTC sales volume of upper respiratory medicine in the U.S. 2011-2022
OTC sales volume of upper respiratory medicine in the U.S. 2011-2022
Upper respiratory medicine OTC sales volume in the United States from 2011 to 2022 (in million units)
Premium Statistic Number of fluticasone prescriptions in the U.S. 2004-2020
Number of fluticasone prescriptions in the U.S. 2004-2020
Number of fluticasone prescriptions in the U.S. from 2004 to 2020 (in millions)
Premium Statistic Number of montelukast prescriptions in the U.S. 2004-2020
Number of montelukast prescriptions in the U.S. 2004-2020
Number of montelukast prescriptions in the U.S. from 2004 to 2020 (in millions)
Basic Statistic Albuterol out-of-pocket price U.S. 2004-2020
Albuterol out-of-pocket price U.S. 2004-2020
Albuterol out-of-pocket cost in the U.S. from 2004 to 2020* (in U.S. dollars)
Premium Statistic Fluticasone out of pocket cost in the U.S. 2004-2020
Fluticasone out of pocket cost in the U.S. 2004-2020
Fluticasone out-of-pocket cost in the U.S. from 2004 to 2020 (in U.S. dollars)
Basic Statistic Share of patients for which a certain drug is ineffective by therapy class
Share of patients for which a certain drug is ineffective by therapy class
Percentage of patients for which a certain drug is ineffective, by therapy class

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Key figures

The most important key figures provide you with a compact summary of the topic of "Asthma in the U.S." and take you straight to the corresponding statistics.

Share of females with current asthma
8.9%
Detailed statistics
Percentage of current asthma in the United States 2001-2021, by gender
Race/ethnicity with the highest prevalence of current asthma
Black, non-Hispanic
Detailed statistics
Percentage of current asthma in the United States 2001-2021, by race/ethnicity
Share of children with current asthma
6.5%
Detailed statistics
Current asthma prevalence in the U.S. by age, gender, and ethnicity 2021