Current Asthma by County
Adults who were told they have asthma and say they still have it.
See Current Asthma on the interactive map →
Highest counties
| County | Current Asthma |
| Todd County, South Dakota | 15.3% |
| Oglala Lakota County, South Dakota | 15.0% |
| Kusilvak Census Area, Alaska | 14.7% |
| Sioux County, North Dakota | 14.7% |
| Glacier County, Montana | 14.6% |
| Apache County, Arizona | 14.3% |
| Roosevelt County, Montana | 14.2% |
| McKinley County, New Mexico | 14.2% |
| Big Horn County, Montana | 14.1% |
| Buffalo County, South Dakota | 14.0% |
| Menominee County, Wisconsin | 13.9% |
| Rolette County, North Dakota | 13.8% |
Lowest counties
| County | Current Asthma |
| Aleutians West Census Area, Alaska | 7.8% |
| Aleutians East Borough, Alaska | 7.8% |
| Santa Clara County, California | 7.9% |
| Somerset County, New Jersey | 8.0% |
| Bergen County, New Jersey | 8.0% |
| Morris County, New Jersey | 8.3% |
| Terrell County, Texas | 8.4% |
| Mora County, New Mexico | 8.4% |
| Middlesex County, New Jersey | 8.4% |
| Hudson County, New Jersey | 8.4% |
| Forsyth County, Georgia | 8.4% |
| San Francisco County, California | 8.4% |
Counted among: Adults 18 and over