Nestbox Specifications

Nestbox Specifications

View Enclosed Box
View Nest Shelf
Floor
Size
Depth of Box Height of
Nestbox
Entrance
Hole
Height to
Hole
Height
Above
Ground
Preferred Habitat Notes
American Kestrel 8×8″ 16-18″ 18″ 3″ 9-12″ 10-30′ Open Fields, Farmlands and Wooded Edges Line with woodchips
American Robin 7×8″ 8″ Open Sides Open Sides N/A 6-15′ Open Country with Water Nearby Uses Shelf Nestbox
Place on side of building or in tree
Ash-throated
Flycatcher
6×6″ 8-10″ 12″ 1 3/4″ 6″ 6-20′ Semi-Arid Open Country
Barn Owl 10-18″ 15-18″ 18″ 6″ 4″ 15-25′ Farmlands, High on Barn or Large Tree Line with 2-3″ of woodchips
Barn Swallow 6×6″ 6″ Open Sides Open Sides N/A 8-12′ Open Country with Water Nearby Uses Shelf Nestbox
Place on side of building or in tree
Bewick’s Wren 4×4″ 6-8″ 12″ 1 1/4″ 4-7″ 4-10′ Open Fields and Thickets
Brown-headed Nuthatch 4×4″ 8-10″ 12″ 1 1/2″ 7″ 8-20′ Open Woods and Edges Line with woodchips
Carolina Wren 4×4″ 6 – 10″ 12″ 1 1/2″ 4-6″ 6-10′ Open Fields and Thickets
Chickadees 4×4″ 8-10″ 12″ 1 1/8″ 7″ 4-15′ Open woods and edges Line with Woodchips
Common Goldeneye 12×12″ 20″ 24″ 5″ 12-16″ 15-20′ Wooded Lakeshores and Marshes Line with 3-4″ of Woodchips
Common Merganser 12×12″ 30-32″ 36″ 5″ 10-14″ 8-20′ Wooded Lakeshores and Marshes Line with 3-4″ of Woodchips
Downy Woodpecker 4×4″ 8-10″ 12″ 1 1/4″ 6-8″ 6-20′ Forest Openings and Edges Pack with sawdust for excavation
Eastern Bluebird 5×5″ 8″ 12″ 1 1/2″ 6-7″ 4-6′ Open Land with Scattered Trees
Great-creasted
Flycatcher
6×6″ 8-10″ 12″ 1 1/2″ 2″ 6-20′ Open Woods and Edges If Starlings are a problem, make entrance hole 1 9/16″
Hairy Woodpecker 6×6″ 12-14″ 14″ 1 1/2″ 8-12″ 12-20′ Forest Openings and Edges Pack with sawdust for excavation
House Finch 5 1/2-5 1/2″ 6-7″ 8″ 2″ 4-5″ 5-7′ Backyards and Porches
House Wren 4×4″ 6-8″ 12″ 1 1/8″ 4-7″ 4-10′ Open Fields and Thickets
Mountain Bluebird 5×5″ 8″ 12″ 1 9/16″ 6-7″ 4-6′ Open Meadows, Fields, Pastures
Northern Flicker 7×7″ 16-18″ 18″ 2 1/2″ 12-16″ 15-20′ Wooded Lakeshores, forest openings and Edges Line with 3-4″ of Woodchips
Osprey 48×48″ Platform 3 Sides N/A Water Nearby Uses Platform Nestbox
Phoebe 6×6″ 6″ Open Sides Open Sides N/A 8-12′ Open Country with Water Nearby Uses Shelf Nestbox
Place on side of building or in tree
Pileated
Woodpecker
12×12″ 16-18″ 24″ 4″ 14-16″ 15-25′ Forests Pack with sawdust for excavation
Prothonotary
Warbler
4×4″ 8″ 12″ 1 1/8″ 6-8″ 4-12′ Wooded Swamps and Streams Mount 3-4′ above open water
Purple Martin 8×8″ 6″ 6″ 2 1/4″ 1″ 15-25′ Open Country near Water Nestbox size is for one compartment
Pygmy Nuthatch 4×4″ 8-10″ 12″ 1 1/4″ 7″ 8-20′ Open Woods and Edges Line with woodchips
Red-bellied
Woodpecker
6×6″ 12-15″ 14″ 2 1/2″ 9-12″ 12-20′ Forest Openings and Edges Pack with sawdust for excavation
Red-breasted Nuthatch 4×4″ 8-10″ 12″ 1 1/4″ 7″ 8-20′ Open Woods and Edges Line with woodchips
Red-headed
Woodpecker
6×6″ 12-15″ 14″ 2″ 9-12″ 12-20′ Forest Openings and Edges Pack with sawdust for excavation
Red-tailed Hawk 24×24″ Platform 3 Sides N/A Uses Platform Nestbox
Saw-whet Owl 7×7″ 10-12″ 12″ 2 1/2″ 8-10″ 10-20′ Forest Clearings and Edges Line with 2-3″ of woodchips
Screech Owl 9×9″ 12-15″ 18″ 3 1/4″ 9-12″ 10-30′ Woods, Farmlands, Orchards Line with 2-3″ of woodchips
Song Sparrow 6×6″ 6″ Open Sides Open Sides N/A 1-3′ Open Country with Water Nearby Uses Shelf Nestbox
Place on side of building or in tree
Starlings 6×6″ 16-18″ 20-24″ 2″ 14-16″ 10-25′ Just about anywhere
Titmice 4×4″ 8-10″ 12″ 1 1/4″ 7″ 8-20′ Open Woods and Edges Line with woodchips
Tree Swallow 5×5″ 6″ 10″ 1 1/2″ 4-5″ 4-8′ Open Land near Ponds & Lakes Nail piece of tree bark directly below entrance hole for young to climb in/out
Violet-green
Swallow
5×5″ 6″ 10″ 1 1/2″ 4-5″ 4-8′ Open Fields, Golf Courses, Pastures Nail piece of tree bark directly below entrance hole for young to climb in/out
Western Bluebird 5×5″ 8″ 12″ 1 9/16″ 6-7″ 4-6′ Open Meadows, Fields, Pastures
White-breasted Nuthatch 4×4″ 8-10″ 12″ 1 3/8″ 7″ 8-20′ Open Woods and Edges Line with woodchips
Winter Wren 4×4″ 6-8″ 12″ 1 1/4″ 4-6″ 6-10′ Open Fields and Thickets
Wood Duck 12×12″ 20-22″ 24″ 4″ 12-16″ 8-30′ Wooded Rivers or Marshes Mount nestbox on post 3-4′ above open water
Yellow-bellied Sapsucker 5×5″ 12-15″ 12″ 1 1/2″ 12-16″ 15-20′ Wooded Lakeshores and Marshes Line with 3-4″ of Woodchips