Swamp Sparrows in Minnesota
When swamp sparrows are present in Minnesota, when they nest, which native Minnesota plants feed them, and how to host them in a USDA 3a–5b yard.
- Status in Minnesota
- Summer breeder
- Nesting window
- June–July
- Broods
- 1–2 per season
- Hardiness zones
- USDA 3a–5b
When to expect swamp sparrows in Minnesota
Swamp Sparrows are summer residents in Minnesota, arriving shortly before nesting begins in June and leaving after the young are independent.
Continental, with very cold winters and warm summers; prairie in the west, boreal forest in the northeast.
Nesting in Minnesota
Across Minnesota, swamp sparrows typically nest from June–July. Plan around that window: May for setup, July for clean-out.
A short, intense breeding season; most nesting runs May through July.
- Swamp Sparrows don't use nest boxes. Keep dense native shrubs and trees such as bur oak, serviceberry, white oak for nest sites.
- Delay heavy pruning of shrubs until after July.
Native Minnesota plants that attract swamp sparrows
Of the regional native plants we track for Minnesota, these 8 provide food or cover swamp sparrows use:
Acorns and bark insects.
Nectar and seed.
Early-summer berries arrive exactly when nestlings are being fed.
Acorns plus hundreds of caterpillar species for nestling food.
Summer fruit and one of the top caterpillar host trees.
Late-summer berry clusters taken by over 40 bird species.
Lipid-rich red fruit fuels fall migrants.
Leave seed heads up through winter for goldfinches.
Feeding swamp sparrows through the Minnesota year
- Top foods: Millet, Hulled sunflower (on the ground).
- In Minnesota's summer: offer water and insect foods; natural food is abundant.
Full diet breakdown for swamp sparrows · Best feeder for swamp sparrows
Frequently asked
Are swamp sparrows in Minnesota year-round?
No. Swamp Sparrows are summer breeders in Minnesota and leave for the winter.
When do swamp sparrows nest in Minnesota?
Nesting in Minnesota typically runs June–July, with 1–2 per season. Clutches are 1–6 eggs, incubated for 12–15 days.
What native plants attract swamp sparrows in Minnesota?
Bur oak, Wild bergamot, Serviceberry, White oak, Black cherry, American elderberry, Spicebush, Purple coneflower are native plants in Minnesota that provide food or cover for swamp sparrows.
Swamp Sparrows in other regions
Other backyard birds in Minnesota
Sources
- Swamp Sparrow — All About Birds, Cornell Lab of Ornithology
- Swamp Sparrow life history — Cornell Lab of Ornithology
- Swamp Sparrow — Audubon Guide to North American Birds
- eBird region overview and bar charts — Minnesota
- USDA Plant Hardiness Zone Map (2023)
- Audubon Native Plants Database
Timing reflects typical patterns for the region as a whole; local dates vary with elevation and year. Check the linked eBird bar charts for your county.