Birds in the United States: State-by-State Bird Guides
The United States spans deserts, coastlines, mountains, wetlands, and forests which is why the birds you’ll see change so much from one state to the next. Climate, elevation, and habitat all play a part, but so does geography most people never think about: migratory flyways.
Four major flyways cross the country the Atlantic, Mississippi, Central, and Pacific and birds tend to follow them north in spring and south in fall. A state’s position along one of these routes often explains why certain species show up there and not somewhere else, especially during migration season.
This guide brings together our state-by-state bird guides so you can explore birds close to home, plan a birding trip, or understand what to expect in a state you’re visiting. Each guide covers common backyard birds, notable local species, seasonal visitors, and the best times and places to go birdwatching.
Best States for Bird Diversity
If you’re not sure where to start, these states tend to offer the widest range of species thanks to varied habitat and location along major flyways:
- Arizona — desert specialists alongside mountain “sky island” species
- Texas — coastal wetlands, plains, and one of the busiest migration corridors in the country
- California — coastline, forest, desert, and mountain habitats in one state
- Florida — subtropical wetlands and a major stopover for wintering and migrating species
Explore Birds by Region
Northeast
Compact but varied, the Northeast mixes coastal habitat with inland forest and farmland. Expect strong seasonal migration and a good mix of woodland songbirds.
| State | Guide |
| Connecticut | Birds in Connecticut |
| Delaware | Birds in Delaware |
| New Hampshire | Birds in New Hampshire |
Southeast
Warm, humid, and habitat-rich — pine woods, hardwood forest, swamps, and coastline combine to make the Southeast one of the most bird-diverse regions in the country, with strong wading bird and songbird populations.
| State | Guide |
| Alabama | Birds in Alabama |
| Florida | Birds in Florida |
| Georgia | Birds in Georgia |
| South Carolina | Birds in South Carolina |
| West Virginia | Birds in West Virginia |
South & Gulf Coast
This region blends coastal wetlands, bayous, and open plains, making it a key stopover for migrating waterfowl and songbirds moving along the Mississippi and Central flyways.
| State | Guide |
| Arkansas | Birds in Arkansas |
| Louisiana | Birds in Louisiana |
| Texas | Birds in Texas |
Midwest
Open farmland, prairie remnants, and wooded river corridors define much of the Midwest, supporting both resident songbirds and large numbers of migrating waterfowl.
| State | Guide |
| Illinois | Birds in Illinois |
West & Mountain
From desert basins to alpine forest, the West offers some of the most dramatic habitat shifts in the country — and with it, species you won’t find anywhere else in the U.S.
| State | Guide |
| Arizona | Birds in Arizona |
| California | Birds in California |
| Colorado | Birds in Colorado |
| Wyoming | Birds in Wyoming |
Hawaii
Isolated in the Pacific for millions of years, Hawaii’s birdlife is unlike
anywhere else in the country native honeycreepers found nowhere else on
Earth alongside introduced backyard species from Asia and South America.
| State | Guide |
|---|---|
| Hawaii | Birds in Hawaii |
Alaska
Alaska stands apart from the rest of the country — coastal cliffs, tundra, and boreal forest support species found nowhere else in the lower 48, along with major seabird colonies.
| State | Guide |
| Alaska | Birds in Alaska |
What You Can Find in Each State Bird Guide
| Section | What It Helps With |
| Common backyard birds | Learn which birds may visit feeders, gardens, parks, and neighborhoods |
| Water birds | Find ducks, herons, gulls, shorebirds, and wetland species |
| Birds of prey | Identify hawks, owls, eagles, vultures, and falcons |
| Songbirds | Recognize finches, warblers, sparrows, wrens, robins, and other small birds |
| Seasonal birds | Understand which birds may appear during migration or winter |
| Birdwatching tips | Learn where and when to look for birds in that state |
We’re actively expanding this into a full 50-state library — new state guides are added regularly.
FAQs
What birds are common across the United States?
Some birds are seen across many parts of the country, including the American Robin, Northern Cardinal, Blue Jay, Mourning Dove, Red-winged Blackbird, Downy Woodpecker, and House Finch. The exact mix changes by state, season, habitat, and local climate.
Which state has the most bird species?
States with many habitat types usually have high bird variety. Texas, California, Arizona, and Florida are especially popular with birdwatchers because they have coastlines, wetlands, forests, deserts, grasslands, or major migration routes.
Do bird species change by season?
Yes. Many birds migrate. A bird that is common in one state during spring may be rare or absent in winter — that’s why local state guides are useful for checking seasonal visitors.
How is a state guide different from a general bird guide?
A national bird guide covers hundreds of species with no sense of what’s actually likely near you. A state guide narrows that down to birds realistically found in your area, based on that state’s climate, habitat, and position along migratory flyways.
What’s the easiest way to start birdwatching?
Start close to home. Watch birds in your yard, street, park, or local pond. A simple pair of binoculars, a notebook, and your state’s bird guide can help you learn quickly.