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Worst US cities for allergies in 2026
The AAFA's 2026 Allergy Capitals: the 20 worst US cities for seasonal allergies.
What is on this chart
The Asthma and Allergy Foundation of America's Allergy Capitals ranking of the 100 largest metro areas: the top 20.
| Rank | City | State |
|---|---|---|
| 1 | Boise | ID |
| 2 | San Diego | CA |
| 3 | Tulsa | OK |
| 4 | Provo | UT |
| 5 | Rochester | NY |
| 6 | Wichita | KS |
| 7 | Raleigh | NC |
| 8 | Ogden | UT |
| 9 | Spokane | WA |
| 10 | Greenville | SC |
| Rank | City | State |
|---|---|---|
| 11 | San Francisco | CA |
| 12 | Minneapolis | MN |
| 13 | Salt Lake City | UT |
| 14 | Richmond | VA |
| 15 | Colorado Springs | CO |
| 16 | Little Rock | AR |
| 17 | Toledo | OH |
| 18 | New Orleans | LA |
| 19 | Winston-Salem | NC |
| 20 | Lakeland | FL |
