Are There Mallards in Minnesota?
Yes, mallards are abundant throughout Minnesota. They breed across the state from spring through summer and return in large numbers during fall migration. Winter populations concentrate along open water in the Mississippi River valley and other ice-free areas where they can find shelter and food.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated July 20, 2026.
- 1
- species recorded
- 731,769
- GBIF records
- 6
- birding hotspots
- April, May, June
- peak months
Yes, mallards are in Minnesota. Next you'll want:
Real sighting data, source iNaturalist
9,952 verified observations on iNaturalist of mallard have been recorded in Minnesota, most often in April, May, June.
When mallard are recorded in Minnesota
Yes, mallards are abundant throughout Minnesota. They breed across the state from spring through summer and return in large numbers during fall migration. Winter populations concentrate along open water in the Mississippi River valley and other ice-free areas where they can find shelter and food.
Where Mallards Are Found in Minnesota
Mallards are found in nearly every county across Minnesota in suitable wetland habitat. They breed in marshes and wetlands throughout the northern prairie regions, particularly in the Red River Valley along the western border and in the Glacial Lakes area of central Minnesota. The Mississippi River corridor from the Twin Cities northward to Brainerd provides critical habitat for migrating and wintering birds. Wooded wetlands in the Arrowhead region of northeastern Minnesota near Duluth host significant breeding populations. The Minnesota River valley, flowing through south-central portions of the state, supports both resident populations and transient migrating flocks. In southern Minnesota, the Blue Wing Teal Bottoms and other shallow lakes in the Big Stone and Murray County areas attract large concentrations of ducks throughout the year. The St. Croix River along the eastern border between Minnesota and Wisconsin also hosts significant populations. Smaller inland lakes and created wetlands throughout the state provide dispersed habitat. VisitMinnesota wildlife informationfor more details about the state's waterfowl and habitat types. Seethe Mallard guide for Minnesotafor more.
Seasonal Timing and Migration
Mallards begin arriving in Minnesota in early March as ice starts breaking on lakes and rivers. Peak breeding activity occurs from April through June across the state with nesting pairs establishing territories. During late summer and fall, young ducklings join adults after fledging, creating vast flocks that build throughout August and September. Fall migration accelerates and peaks in October and November, with hundreds of thousands of ducks passing through Minnesota on their way south. Many mallards remain in Minnesota through the winter if open water persists on the Mississippi River and larger lakes, though harsh freezing conditions can push populations further south. Spring return begins in February and continues through April as birds move back north to breeding grounds. The timing varies significantly each year based on weather patterns and ice conditions. Northern populations tend to breed later than southern ones, with northern Minnesota birds nesting into July. Understanding these seasonal patterns helps predict where and when you might spot mallards across thewildlife guide. Seethe Minnesota wildlife guidefor more.
How to Identify a Mallard
Male mallards are distinctive and easy to identify in all seasons. They have an iridescent green head that looks almost black in certain light, a bright yellow bill, and a white neck ring that separates the green head from a deep chocolate-brown breast. Their back is gray, and their tail shows white outer feathers with curled black feathers in the center. Females look entirely different from males, appearing mottled brown overall with an orange bill bordered in darker color. Female mallards can be confused with other dabbling ducks, but their larger size and the characteristic orange-brown bill usually help separate them from similar species. Young mallards resemble females but males develop their colorful plumage by early fall. Mallards are large ducks, measuring 20 to 28 inches long with a wingspan around 35 inches. In flight, both sexes show a white stripe on their inner wings that is diagnostic. The males produce a low, raspy call that echoes across wetlands, while females produce a loud quack.
Where Mallards Concentrate in Minnesota
The Horicon Marsh complex in south-central Minnesota becomes crowded with mallards during spring and fall migration periods. The Minnesota Valley National Wildlife Refuge south of the Twin Cities hosts thousands of ducks on its restored wetlands and provides excellent observation opportunities. Agassiz National Wildlife Refuge in northwestern Minnesota provides ideal breeding and migration habitat with extensive wetland complexes. The Rice Lake National Wildlife Refuge supports substantial populations during all seasons of the year. The Tamarac National Wildlife Refuge in north-central Minnesota is another premier hotspot for waterfowl viewing. Public boat launches along the Mississippi River from St. Paul northward to Brainerd offer excellent viewing opportunities where mallards gather in the slower backwater areas. The western Minnesota lakes including Marsh Lake and Big Stone Lake regularly host large flocks of migrating and wintering birds. Smaller lakes throughout the central prairie region concentrate mallards during spring thaw when they are seeking open water. Watching thewildlife state guidescan help you plan visits to these areas.
Behavior and Feeding Habits
Mallards are dabbling ducks that feed by tipping forward in shallow water to reach aquatic plants and invertebrates on the bottom of wetlands. They consume pondweed, sedges, and algae, along with aquatic insects and small fish. On land, they graze on grasses and grain in agricultural fields, particularly in fall when they build body reserves for migration. Mallards are highly social ducks, gathering in flocks that can number in the thousands during migration periods. They nest on the ground near water, usually hidden in tall marsh grasses or under brush and vegetation. A female will lay 8 to 13 eggs and incubates them alone for about 28 days without assistance. Mallards are vocal ducks, especially at dawn and dusk when activity peaks. They often make distinctive quacking sounds around feeding and breeding areas. During winter, mallards roost on open water at night and fly to feeding areas during the day. Pairs often form in late fall and remain bonded through winter and into the breeding season.
Safety and Coexistence Notes
Mallards are protected under the Migratory Bird Treaty Act and are highly regulated by state and federal law. Hunting of mallards is allowed in Minnesota during designated seasons in fall and winter under specific regulations and with proper licensing. Check current Minnesota Department of Natural Resources hunting regulations before pursuing any waterfowl harvest. These ducks habituate readily to humans and will accept bread, crackers, and other food items at parks and public areas. However, feeding waterfowl can cause serious nutritional problems and increase disease transmission in concentrated populations. Bread lacks the nutrients ducks need, especially in winter or breeding season. If you encounter nesting mallards, give females plenty of distance and never attempt to touch eggs or ducklings. Mallards can be aggressive during breeding season and may hiss, flap wings, or lunge at perceived threats to their young. Pet dogs should be kept away from areas where mallards congregate. The presence of mallards indicates healthy wetland habitat that supports many other species as well.
Similar Ducks to Avoid Confusion
Northern Pintails are more slender and polished than mallards with males showing a white breast and neck while females remain brown. Gadwall females resemble female mallards superficially but are distinctly grayer overall and lack the characteristic orange bill marking. American Wigeon males have a distinctive white forehead and green patch behind the eye rather than the full iridescent green head of mallards. Wood Ducks are noticeably smaller with more ornate and colorful plumage on males featuring distinctive facial markings and iridescent coloration. Green-winged Teal are significantly smaller ducks with males showing a reddish chestnut head and a white vertical crescent marking on the body side. Blue-winged Teal are also quite small and males display a white crescent shaped mark on a slate-blue face. Northern Shovelers share the green head coloration with mallards but their enormous distinctive spatulate or shovel-shaped bills immediately identify them from any distance. Cinnamon Teal males are rust-colored and uniformly smaller than mallards making size comparison helpful. Learning these distinctions and practicing field identification enriches your waterfowl viewing experience.
Frequently Asked Questions
Are mallards found year-round in this state? Mallard presence depends on water availability and freezing conditions varying considerably by location. Where can you hunt mallards legally? Specific hunting seasons and bag limits vary by state so check local hunting regulations before any harvest. How do mallards differ from other dabbling ducks in behavior? Mallards are more adaptable to human presence and habitats compared to many other duck species. What is the best time of year to observe mallards? Migration periods in spring and fall typically offer the largest concentrations. Do mallards travel alone or in groups? Mallards are highly social birds gathering in flocks ranging from dozens to hundreds or thousands. How fast can mallards fly when they need to escape danger? Mallards are surprisingly swift fliers reaching speeds of 40 to 60 miles per hour. Can mallards dive underwater to feed? Unlike diving ducks, mallards are dabbling ducks that tip forward in shallow water only.
Plan your trip
Best time to see mallard in Minnesota: April, May, June
See the month-by-month sighting calendar.
Plan your mallard sighting in Minnesota
731,769 verified mallard records have been logged in Minnesota, most recently in 2026. See the GBIF records.
Where to look in Minnesota
- Grand Portage National Monument · Wildlife Watching, Birdwatching · Find hotels
- Mississippi National River & Recreation Area · Wildlife Watching, Birdwatching · Find hotels
- North Country National Scenic Trail · Wildlife Watching, Birdwatching · Find hotels
- Pipestone National Monument · Wildlife Watching, Birdwatching · Find hotels
- Saint Croix National Scenic Riverway · Wildlife Watching, Birdwatching · Find hotels
- Voyageurs National Park · Wildlife Watching, Birdwatching · Find hotels
- Park Point--Park Point Rec. Area · 303 species recorded
- Minnesota Valley NWR · 290 species recorded
- Two Harbors (town) · 286 species recorded
- Grand Marais (town) · 275 species recorded
- Agassiz NWR · 271 species recorded
- Minnesota Valley NWR--Bass Ponds · 266 species recorded
Birding hotspots via eBird (Cornell Lab).
Recent mallard sightings
- Watermark Retention Pond · 2026-07-20 11:34 · 52 seen
- Sullivan Lake Park · 2026-07-20 11:21 · 41 seen
- CR 61 and Hwy 28 Wetlands · 2026-07-20 11:19 · 18 seen
- Clifton French Regional Park · 2026-07-20 10:48 · 98 seen
- Crystal Lake · 2026-07-20 10:26 · 7 seen
More wildlife in Minnesota