How much do wild birds visiting bird feeders weigh?

Well they’re not quite light as a feather, but they don’t go down like a lead balloon when they fly either. So how much do your favorite backyards birds truly weigh? Here are the average weights of some of the most common visitors to backyard bird feeders as well some feeder foes.

Most Desired & Common Backyard Bird Feeder Bird Weights

American Goldfinch: 0.4-0.7 oz / 11-20 g
American Robin: 2.7-3 oz / 76-85 g
Baltimore Oriole: 1.1-1.4 oz / 31-40 g
Black-capped Chickadee: 0.3-0.5 oz / 8-14 g
Blue Jay: 2.5-3.5 oz / 70-100 g
Carolina Wren: 0.6-0.8 oz / 17-23 g
Downy Woodpecker: 0.7-1 oz / 19-28 g
Dark-eyed Junco: 0.6-1.1 oz / 17-31 g
Eastern Bluebird: 1-1.1 oz / 28-32 g
Evening Grosbeak: 1.9-2.6 oz / 53-74 g
Hairy Woodpecker: 1.4-3.4 oz / 39-96 g
House Finch: 0.6-1 oz / 17-28 g
House Sparrow: 1-1 oz / 27-29 g
Indigo Bunting: 0.4-0.6 oz / 11-17 g
Mourning Dove: 3.4-6 oz / 96-170 g
Northern Cardinal: 1.5-1.7 oz /42-48 g
Northern Flicker: 3.9-5.6 oz / 110-160 g
Purple Finch: 0.6-1.1 oz / 17-32 g
Red-bellied Woodpecker: 2-3.2 oz / 56-91 g
Rose-breasted Grosbeak: 1.4-1.7 oz / 39-49 g
Ruby-throated Hummingbird: 0.1-0.2 oz / 2-6 g
Tufted Titmouse: 0.6-0.9 oz / 17-26 g
White-breasted Nuthatch: 0.6-1.1 oz / 17-31 g

Least Desired Backyard Bird Visitors

Common Grackle: 2.6-5 oz / 73-142 g
European Starling: 2.1-3.4 oz / 59-96 g
Chipmunk:  2.2-5.3 oz / 66-150 g
Grey Squirrel: 14-28.2 oz / 400-800 g
Red Squirrel: 6.9-10 oz /195-282 g

Click the following link to download this list: BirdWeights-DrollYankees