Where to see a Cliff Swallow in the US
State parks where the Cliff Swallow is regularly recorded, by state (eBird historical checklist data; live sighting odds on every park page):
- California — 216 parks
- Washington — 193 parks
- New York — 169 parks
- Oregon — 164 parks
- Minnesota — 135 parks
- Pennsylvania — 123 parks
- Massachusetts — 110 parks
- Texas — 104 parks
- Michigan — 100 parks
- Florida — 88 parks
- Ohio — 85 parks
- Missouri — 79 parks
- Iowa — 72 parks
- Vermont — 71 parks
- Connecticut — 69 parks
- Illinois — 68 parks
- Wisconsin — 65 parks
- Montana — 58 parks
- Colorado — 52 parks
- New Jersey — 51 parks
- Nebraska — 51 parks
- Tennessee — 48 parks
- New Mexico — 48 parks
- New Hampshire — 47 parks
- Utah — 47 parks
- Maryland — 46 parks
- Oklahoma — 44 parks
- Maine — 41 parks
- North Carolina — 39 parks
- Indiana — 39 parks
- Kansas — 38 parks
- South Carolina — 36 parks
- Idaho — 32 parks
- Nevada — 26 parks
- Delaware — 25 parks
- Georgia — 25 parks
- Arizona — 25 parks
- Virginia — 23 parks
- Alaska — 23 parks
- West Virginia — 19 parks
- North Dakota — 19 parks
- Alabama — 18 parks
- Kentucky — 17 parks
- Louisiana — 16 parks
- Arkansas — 16 parks
- South Dakota — 14 parks
- Wyoming — 13 parks
- Mississippi — 8 parks