Species · Arkansas · BBS 2025 Release · 1966–2024
Purple Martin Population Trend in Arkansas
Purple Martin in Arkansas has collapsed: down 78% on the route-weighted index since 1969.
-78%Since 1969
57Routes In State
57Years
Notable Purple Martin Trends in Arkansas
long arc declinecomputed index
Purple Martin has collapsed in Arkansas: down 78% on the route-weighted index since 1969.
Purple Martin Population Forecast in Arkansas
If the recent trend holds, Purple Martin in Arkansas is projected to rise about 18% by 2029 — from 2.8 in 2024 to a central estimate of 3.3 (95% range 0.00–8.3). A 5-year backtest shows a typical error of ±165.2%, with 100% of held-out values landing inside the 95% band.
+18%Change by 2029
3.3Projected 2029 index
0.00–8.395% range
±165.2%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 4.0 | 0.00 | 9.0 |
| 2026 | 3.8 | 0.00 | 8.8 |
| 2027 | 3.7 | 0.00 | 8.7 |
| 2028 | 3.5 | 0.00 | 8.5 |
| 2029 | 3.3 | 0.00 | 8.3 |
Purple Martin Survey Routes in Arkansas
| Saffell | 36 | 2019 | 1967 |
| Massard | 26 | 2021 | 1967 |
| Farwell | 26 | 2018 | 2010 |
| Dell | 16 | 2024 | 2017 |
| England | 16 | 2024 | 2010 |
| Eudora | 14 | 2016 | 1967 |
| Centerton | 12 | 2014 | 2010 |
| Wilson | 12 | 2024 | 1993 |
| Ashdown | 11 | 2021 | 1967 |
| Whitton | 11 | 1991 | 1968 |
| Russell | 11 | 2021 | 2010 |
| Lockesburg | 11 | 2015 | 2010 |
| Zion | 10 | 2024 | 1967 |
| Springhill | 9 | 2022 | 2010 |
| Havana | 8 | 2021 | 2010 |
| Poyen | 7 | 2007 | 1967 |
| Blakely | 7 | 1999 | 1969 |
| Lurton | 7 | 2013 | 1970 |
| Hope | 6 | 2021 | 1967 |
| Crows | 6 | 1991 | 1967 |
| Stephens | 6 | 2024 | 2010 |
| Yellville | 5 | 2010 | 2010 |
| Ravenden Springs | 5 | 2015 | 2010 |
| Augusta 2 | 5 | 2011 | 2002 |
| Stark | 4 | 2023 | 1967 |
Purple Martin Population Trend in Other States
alabamaarizonacaliforniacoloradoconnecticutdelawarefloridageorgiaillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaohiooklahomaoregonpennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasutahvermontvirginiawashingtonwest-virginiawisconsinwyoming
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.