Species · Tennessee · BBS 2025 Release · 1966–2024
Downy Woodpecker Population Trend in Tennessee
Downy Woodpecker in Tennessee has surged: up 122% on the route-weighted index since 1968.
+122%Since 1968
55Routes In State
58Years
Notable Downy Woodpecker Trends in Tennessee
long arc increasecomputed index
Downy Woodpecker has surged in Tennessee: up 122% on the route-weighted index since 1968.
Downy Woodpecker Population Forecast in Tennessee
If the recent trend holds, Downy Woodpecker in Tennessee is projected to fall about 32% by 2029 — from 6.0 in 2024 to a central estimate of 4.1 (95% range 2.4–5.7). A 5-year backtest shows a typical error of ±23.6%, with 80% of held-out values landing inside the 95% band.
-32%Change by 2029
4.1Projected 2029 index
2.4–5.795% range
±23.6%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 4.0 | 2.3 | 5.6 |
| 2026 | 4.0 | 2.4 | 5.7 |
| 2027 | 4.0 | 2.4 | 5.7 |
| 2028 | 4.1 | 2.4 | 5.7 |
| 2029 | 4.1 | 2.4 | 5.7 |
Downy Woodpecker Survey Routes in Tennessee
| Big Sandy | 18 | 2024 | 1966 |
| Humboldt | 18 | 2024 | 1966 |
| Collinwood | 13 | 2024 | 1966 |
| Indian Mound 2 | 12 | 2023 | 2004 |
| Mansfield | 11 | 2024 | 1966 |
| Silerton | 9 | 2024 | 1966 |
| Pond Creek | 9 | 2024 | 1966 |
| Jasper | 8 | 2024 | 1967 |
| Corryton Rd | 8 | 2019 | 1966 |
| Wrigley | 7 | 2022 | 1966 |
| Red Bank | 7 | 1978 | 1966 |
| Brownsville | 6 | 2024 | 1969 |
| Campbellsville | 6 | 2017 | 1966 |
| Lovell | 6 | 2019 | 1966 |
| Oliver Spgs | 6 | 2022 | 1966 |
| Moscow | 5 | 2024 | 1976 |
| White House | 5 | 2019 | 1966 |
| Soddy | 5 | 1980 | 1967 |
| Climer | 5 | 2004 | 1968 |
| Signal Mtn | 4 | 2024 | 1979 |
| Sweetlips | 4 | 2023 | 1966 |
| Lewis Forest | 4 | 2024 | 1966 |
| Petersburg | 4 | 2019 | 1966 |
| Union Hill | 4 | 2024 | 1967 |
| Mt Olive | 4 | 2024 | 1966 |
Downy Woodpecker Population Trend in Other States
alabamaalaskaarizonaarkansascaliforniacoloradoconnecticutdelawarefloridageorgiaidahoillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanevadanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaohiooklahomaoregonpennsylvaniarhode-islandsouth-carolinasouth-dakotatexasutahvermontvirginiawashingtonwest-virginiawisconsinwyoming
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.