Baltimore Orioles in Massachusetts
When Baltimore orioles are present in Massachusetts, when they nest, which native Massachusetts plants feed them, and how to host them in a USDA 5a–7b yard.
- Status in Massachusetts
- Summer breeder
- Nesting window
- May–July
- Broods
- 1 per season
- Hardiness zones
- USDA 5a–7b
When to expect Baltimore orioles in Massachusetts
Baltimore Orioles are summer residents in Massachusetts, arriving shortly before nesting begins in May and leaving after the young are independent. Through the season they feed on tent caterpillars and gypsy moth larvae.
Humid continental with maritime influence on Cape Cod and the islands.
Nesting in Massachusetts
Across Massachusetts, Baltimore orioles typically nest from May–July. Nest site: deep hanging pouch woven at the tip of a tall branch. Females lay 3–7 eggs, incubate for 11–14 days, and young leave the nest after 12–14 days.
Warm summers; nesting peaks late May to July.
- Baltimore Orioles don't use nest boxes. Keep dense native shrubs and trees such as flowering dogwood, eastern red cedar, serviceberry for nest sites.
- Delay heavy pruning of shrubs until after July.
Native Massachusetts plants that attract Baltimore orioles
Of the regional native plants we track for Massachusetts, these 8 provide food or cover Baltimore orioles use:
Fat-rich red fall fruit taken by thrushes, bluebirds and woodpeckers.
Dense evergreen roost cover and bluish 'berries' eaten through winter.
Early-summer berries arrive exactly when nestlings are being fed.
Deciduous holly holding red fruit into mid-winter.
Fruit clusters persist all winter as emergency food.
Red fruit heads hang on through winter.
Acorns plus hundreds of caterpillar species for nestling food.
Summer fruit and one of the top caterpillar host trees.
Feeding Baltimore orioles through the Massachusetts year
Put orange halves out the week orioles are due back — they stay where they find food on arrival.
- Best foods: Orange halves, Grape jelly (in small amounts), Nectar.
- Avoid: Large amounts of jelly for nestlings — offer mealworms instead once young hatch.
- In Massachusetts's summer: offer water and insect foods; natural food is abundant.
Full diet breakdown for Baltimore orioles · Best feeder for Baltimore orioles
Frequently asked
Are Baltimore orioles in Massachusetts year-round?
No. Baltimore Orioles are summer breeders in Massachusetts and leave for the winter.
When do Baltimore orioles nest in Massachusetts?
Nesting in Massachusetts typically runs May–July, with 1 per season. Clutches are 3–7 eggs, incubated for 11–14 days.
What native plants attract Baltimore orioles in Massachusetts?
Flowering dogwood, Eastern red cedar, Serviceberry, Winterberry, Staghorn sumac, Smooth sumac, White oak, Black cherry are native plants in Massachusetts that provide food or cover for Baltimore orioles.
Baltimore Orioles in other regions
Other backyard birds in Massachusetts
Sources
- Baltimore Oriole — All About Birds, Cornell Lab of Ornithology
- Baltimore Oriole life history — Cornell Lab of Ornithology
- Baltimore Oriole — Audubon Guide to North American Birds
- eBird region overview and bar charts — Massachusetts
- 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.