Species · New Hampshire · BBS 2025 Release · 1966–2024
Killdeer Population Trend in New Hampshire
Killdeer in New Hampshire has collapsed: down 91% on the route-weighted index since 1968.
-91%Since 1968
25Routes In State
58Years
Notable Killdeer Trends in New Hampshire
long arc declinecomputed index
Killdeer has collapsed in New Hampshire: down 91% on the route-weighted index since 1968.
Killdeer Population Forecast in New Hampshire
If the recent trend holds, Killdeer in New Hampshire is projected to stay roughly flat through 2029, near 0.00 (95% range 0.00–0.98). A 5-year backtest shows a typical error of ±37.9%, with 100% of held-out values landing inside the 95% band.
n/aChange by 2029
0.00Projected 2029 index
0.00–0.9895% range
±37.9%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.00 | 0.00 | 0.98 |
| 2026 | 0.00 | 0.00 | 0.98 |
| 2027 | 0.00 | 0.00 | 0.98 |
| 2028 | 0.00 | 0.00 | 0.98 |
| 2029 | 0.00 | 0.00 | 0.98 |
Killdeer Survey Routes in New Hampshire
| Fitzwilliam | 2 | 2023 | 1967 |
| Epsom | 2 | 2021 | 1969 |
| Mt Chocorua | 2 | 1995 | 1970 |
| Marlow | 2 | 2021 | 1966 |
| Crawford Not | 2 | 1971 | 1971 |
| Dixvil Notch | 2 | 2003 | 1967 |
| Peterborough | 1 | 1999 | 1966 |
| Brentwood | 1 | 1987 | 1970 |
| Dover | 1 | 2019 | 1966 |
| Hopkinton | 1 | 2019 | 1971 |
| Concord | 1 | 2013 | 1969 |
| Strafford | 1 | 2014 | 1973 |
| Canterbury | 1 | 2023 | 1966 |
| Gilmantn I W | 1 | 2018 | 1972 |
| Wilmot | 1 | 2001 | 1971 |
| Walpole | 1 | 2015 | 1969 |
| Lempster | 1 | 2008 | 1973 |
| Jefferson Hl | 1 | 2009 | 1967 |
| Franconia | 1 | 2010 | 1967 |
| Milan | 1 | 2006 | 1967 |
| Stratford | 1 | 2004 | 1966 |
| Clarksville | 1 | 2013 | 1967 |
| Glen | 1 | 2002 | 1980 |
| East Kingston | 1 | 2024 | 1999 |
| Jeffers Ntch | 1 | 1998 | 1998 |
Killdeer Population Trend in Other States
alabamaalaskaarizonaarkansascaliforniacoloradoconnecticutdelawarefloridageorgiaidahoillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanevadanew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaohiooklahomaoregonpennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasutahvermontvirginiawashingtonwest-virginiawisconsinwyoming
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.