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
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
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
Purple Finch: 0.6-1.1 oz / 17-32 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
Downy Woodpecker: 0.7-1 oz / 19-28 g
Hairy Woodpecker: 1.4-3.4 oz / 39-96 g
Northern Flicker: 3.9-5.6 oz / 110-160 g
Red-bellied Woodpecker: 2-3.2 oz / 56-91 g

Least Desired Backyard Bird Visitors

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

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