60 birds were recorded seen in Virginia in September in our iNaturalist sample; 5 of the top 50 are at their peak this month. The list is ranked by number of research-grade observations.
Top birds in September

Great Blue Heron

Northern Cardinal

Mourning Dove

Ruby-throated Hummingbird

Great Egret

Northern Mockingbird
Canada Goose

Carolina Wren

Mallard

American Goldfinch
Common Yellowthroat

Green Heron
All birds seen in Virginia in September
| # | Species | Scientific name | Family | Obs. | Peak in state |
|---|---|---|---|---|---|
| 1 | Great Blue Heron | Ardea herodias | Herons, Egrets, and Bitterns | 1,188 | Apr (past peak) |
| 2 | Northern Cardinal | Cardinalis cardinalis | Cardinals and Allies | 871 | Apr (past peak) |
| 3 | Mourning Dove | Zenaida macroura | Pigeons and Doves | 835 | Apr (past peak) |
| 4 | Ruby-throated Hummingbird | Archilochus colubris | Hummingbirds | 672 | Aug (past peak) |
| 5 | Great Egret | Ardea alba | Herons, Egrets, and Bitterns | 669 | Aug (past peak) |
| 6 | Northern Mockingbird | Mimus polyglottos | Mockingbirds and Thrashers | 548 | Apr (past peak) |
| 7 | Canada Goose | Branta canadensis | Ducks, Geese, and Swans | 530 | Apr (past peak) |
| 8 | Carolina Wren | Thryothorus ludovicianus | Wrens | 466 | Apr (past peak) |
| 9 | Mallard | Anas platyrhynchos | Ducks, Geese, and Swans | 462 | Apr (past peak) |
| 10 | American Goldfinch | Spinus tristis | Finches, Euphonias, and Allies | 459 | Apr (past peak) |
| 11 | Common Yellowthroat | Geothlypis trichas | New World Warblers | 452 | May (past peak) |
| 12 | Green Heron | Butorides virescens | Herons, Egrets, and Bitterns | 434 | Aug (past peak) |
| 13 | Turkey Vulture | Cathartes aura | New World Vultures | 429 | Apr (past peak) |
| 14 | American Redstart | Setophaga ruticilla | New World Warblers | 427 | May (past peak) |
| 15 | Laughing Gull | Leucophaeus atricilla | Gulls, Terns, and Skimmers | 425 | Aug (past peak) |
| 16 | Red-shouldered Hawk | Buteo lineatus | Hawks, Eagles, and Kites | 416 | Jan (past peak) |
| 17 | Eastern Bluebird | Sialia sialis | Thrushes | 405 | Apr (past peak) |
| 18 | Wild Turkey | Meleagris gallopavo | Pheasants, Grouse, and Allies | 402 | Apr (past peak) |
| 19 | Bald Eagle | Haliaeetus leucocephalus | Hawks, Eagles, and Kites | 399 | Apr (past peak) |
| 20 | House Sparrow | Passer domesticus | Old World Sparrows | 390 | Apr (past peak) |
| 21 | Downy Woodpecker | Dryobates pubescens | Woodpeckers | 384 | Jan (past peak) |
| 22 | Gray Catbird | Dumetella carolinensis | Mockingbirds and Thrashers | 383 | May (past peak) |
| 23 | Blue Jay | Cyanocitta cristata | Crows, Jays, and Magpies | 378 | Apr (past peak) |
| 24 | Eastern Wood-Pewee | Contopus virens | Tyrant Flycatchers | 373 | Sep (peak) |
| 25 | Carolina Chickadee | Poecile carolinensis | Tits, Chickadees, and Titmice | 364 | Apr (past peak) |
| 26 | Double-crested Cormorant | Nannopterum auritum | Cormorants and Shags | 348 | Apr (past peak) |
| 27 | Tufted Titmouse | Baeolophus bicolor | Tits, Chickadees, and Titmice | 308 | Apr (past peak) |
| 28 | Magnolia Warbler | Setophaga magnolia | New World Warblers | 302 | Sep (peak) |
| 29 | Eastern Phoebe | Sayornis phoebe | Tyrant Flycatchers | 287 | Apr (past peak) |
| 30 | Osprey | Pandion haliaetus | Ospreys | 282 | Apr (past peak) |
| 31 | Black-and-white Warbler | Mniotilta varia | New World Warblers | 279 | May (past peak) |
| 32 | Red-bellied Woodpecker | Melanerpes carolinus | Woodpeckers | 274 | Apr (past peak) |
| 33 | Cape May Warbler | Setophaga tigrina | New World Warblers | 273 | Sep (peak) |
| 34 | Red-tailed Hawk | Buteo jamaicensis | Hawks, Eagles, and Kites | 267 | Feb (past peak) |
| 35 | Cooper's Hawk | Astur cooperii | Hawks, Eagles, and Kites | 261 | Jan (past peak) |
| 36 | White-breasted Nuthatch | Sitta carolinensis | Nuthatches | 255 | Apr (past peak) |
| 37 | Red-eyed Vireo | Vireo olivaceus | Vireos, Shrike-Babblers, and Erpornis | 252 | May (past peak) |
| 38 | Northern Flicker | Colaptes auratus | Woodpeckers | 248 | Apr (past peak) |
| 39 | Black Vulture | Coragyps atratus | New World Vultures | 234 | Apr (past peak) |
| 40 | American Robin | Turdus migratorius | Thrushes | 231 | Apr (past peak) |
| 41 | Sanderling | Calidris alba | Sandpipers and Allies | 227 | Aug (past peak) |
| 42 | Pileated Woodpecker | Dryocopus pileatus | Woodpeckers | 219 | Apr (past peak) |
| 43 | House Finch | Haemorhous mexicanus | Finches, Euphonias, and Allies | 218 | Apr (past peak) |
| 44 | European Starling | Sturnus vulgaris | Starlings | 215 | Apr (past peak) |
| 45 | Yellow-crowned Night Heron | Nyctanassa violacea | Herons, Egrets, and Bitterns | 212 | Jul (past peak) |
| 46 | Northern Parula | Setophaga americana | New World Warblers | 194 | May (past peak) |
| 47 | Brown Thrasher | Toxostoma rufum | Mockingbirds and Thrashers | 183 | May (past peak) |
| 48 | Black-throated Green Warbler | Setophaga virens | New World Warblers | 167 | Sep (peak) |
| 49 | Song Sparrow | Melospiza melodia | New World Sparrows | 165 | Mar (past peak) |
| 50 | Tennessee Warbler | Leiothlypis peregrina | New World Warblers | 161 | Sep (peak) |