Where to see a Black Swallowtail in the US
State parks in counties where the Black Swallowtail is observed, by state (research-grade iNaturalist records; live sighting data on every park page):
- New York — 209 parks
- Florida — 153 parks
- Massachusetts — 149 parks
- Pennsylvania — 122 parks
- Connecticut — 118 parks
- New Hampshire — 116 parks
- Iowa — 113 parks
- Vermont — 96 parks
- Texas — 89 parks
- Ohio — 81 parks
- Michigan — 77 parks
- Illinois — 68 parks
- Maryland — 61 parks
- New Jersey — 60 parks
- Missouri — 58 parks
- Minnesota — 55 parks
- Indiana — 50 parks
- Nebraska — 47 parks
- Kansas — 47 parks
- Oklahoma — 47 parks
- Wisconsin — 45 parks
- New Mexico — 43 parks
- North Carolina — 35 parks
- Georgia — 35 parks
- Maine — 34 parks
- Virginia — 33 parks
- Tennessee — 33 parks
- Kentucky — 26 parks
- Delaware — 25 parks
- West Virginia — 24 parks
- South Carolina — 24 parks
- Louisiana — 23 parks
- Arkansas — 20 parks
- Rhode Island — 18 parks
- Alabama — 18 parks
- Colorado — 18 parks
- Mississippi — 15 parks
- South Dakota — 14 parks
- Arizona — 13 parks
- Nevada — 12 parks
- California — 7 parks
- North Dakota — 5 parks
- Utah — 5 parks