American Robin
American Robin has held roughly steady: down 9% on the route-weighted index since 1968.
About the American Robin
A familiar large thrush of lawns, parks and woodland edges across the continent, the American Robin is one of North America's most widespread songbirds and a classic early sign of spring.
- Size
- 9–11 in long, about 2.7 oz (23–28 cm, 77 g)
- Habitat
- Woodlands and forest edges, including wooded suburbs and parks.
- Diet
- Earthworms and insects pulled from lawns, plus berries and fruit through fall and winter.
- Range
- Recorded on 3,794 Breeding Bird Survey routes across 49 states, most concentrated in the Appalachian Mountains.
- Family
- Turdidae · Forest birds
- Conservation
- Least Concern
Notable American Robin Trends
No notable trend signals for American Robin. See the full index history below.
American Robin Population Forecast
If the recent trend holds, American Robin is projected to stay roughly flat through 2029, near 29 (95% range 25–33). A 5-year backtest shows a typical error of ±12.7%, with 40% of held-out values landing inside the 95% band.
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 29 | 26 | 33 |
| 2026 | 29 | 26 | 33 |
| 2027 | 29 | 26 | 33 |
| 2028 | 29 | 25 | 33 |
| 2029 | 29 | 25 | 33 |
Where the American Robin Is Detected
BBS routes recording American Robin, sized by most recent count.
American Robin Population Trend by State
| Alabama | -22% | 1968 | 85 |
| Alaska | +37% | 1972 | 131 |
| Arizona | +276% | 1970 | 37 |
| Arkansas | +15% | 1969 | 58 |
| California | +33% | 1970 | 226 |
| Colorado | +20% | 1970 | 155 |
| Connecticut | -12% | 1968 | 20 |
| Delaware | +38% | 1968 | 17 |
| Florida | +33% | 1990 | 8 |
| Georgia | +25% | 1968 | 89 |
| Idaho | -30% | 1970 | 65 |
| Illinois | +84% | 1968 | 105 |
| Indiana | +124% | 1968 | 69 |
| Iowa | +155% | 1969 | 39 |
| Kansas | +54% | 1969 | 67 |
| Kentucky | +32% | 1968 | 64 |
| Louisiana | +113% | 1969 | 56 |
| Maine | -53% | 1968 | 78 |
| Maryland | +6% | 1968 | 76 |
| Massachusetts | -19% | 1968 | 32 |
| Michigan | +9% | 1968 | 108 |
| Minnesota | +24% | 1969 | 92 |
| Mississippi | -57% | 1968 | 53 |
| Missouri | +6% | 1969 | 95 |
| Montana | +26% | 1970 | 116 |
| Nebraska | +114% | 1969 | 75 |
| Nevada | +93% | 1970 | 44 |
| New Hampshire | -44% | 1968 | 26 |
| New Jersey | -6% | 1968 | 44 |
| New Mexico | -8% | 1970 | 56 |
| New York | -4% | 1968 | 129 |
| North Carolina | +29% | 1968 | 110 |
| North Dakota | +257% | 1969 | 51 |
| Ohio | +72% | 1968 | 89 |
| Oklahoma | -55% | 1969 | 66 |
| Oregon | -19% | 1970 | 142 |
| Pennsylvania | -7% | 1968 | 138 |
| Rhode Island | +123% | 1968 | 7 |
| South Carolina | -11% | 1968 | 47 |
| South Dakota | +178% | 1969 | 65 |
| Tennessee | +49% | 1968 | 55 |
| Texas | +26% | 1969 | 101 |
| Utah | +11% | 1970 | 97 |
| Vermont | -39% | 1968 | 26 |
| Virginia | -39% | 1968 | 87 |
| Washington | -30% | 1970 | 112 |
| West Virginia | -5% | 1968 | 63 |
| Wisconsin | +58% | 1968 | 98 |
| Wyoming | -1% | 1970 | 125 |
American Robin Population Trend by Region
Bird Conservation Regions are the ecological unit for trends.
American Robin Conservation Status
Least Concern
The IUCN Red List rates this species as Least Concern. Our route-weighted index shows it down about 9% since 1968.
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. Trend is a route-weighted relative-abundance index, not an absolute population.