Waterfowl Production Area · Marquette County, Wisconsin

Duffy's Marsh Waterfowl Production Area

Public land (fee title)Walk-in access

Duffy's Marsh Waterfowl Production Area is a 182-acre tract of federally owned wetland and grassland habitat in Marquette County, Wisconsin. It is managed by the Leopold Wetland Management District as part of the Marquette County Waterfowl Production Area group of WPAs. Waterfowl Production Areas are purchased largely with Federal Duck Stamp dollars and are generally open to hunting, trapping and fishing under state regulations, with some federal restrictions.

Navigate here Satellite map Leopold WMD rules →
182GIS acres
182deeded acres
Marquette Countycounty
8WPAs within 40 mi

Duffy's Marsh WPA satellite map

Gold outlines are fee-title Waterfowl Production Areas — public land. Everything outside is typically private; always look for boundary signs.

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Waterfowl Production Area (public)County lineRefuge / station Tip: switch to Satellite or USGS Topo in the layer menu · click the map for GPS coordinates
All WPAs in Marquette County:KMLGPX

Hunting on Duffy's Marsh WPA

What you can typically do

  • Hunt waterfowl, upland birds, deer and other game in season under Wisconsin regulations
  • Walk in from roads or designated parking areas — vehicles generally stay off the tract
  • Fish and trap where state rules and district regulations allow
  • Wildlife watching, photography and hiking

Common restrictions

  • No camping, fires or overnight use on most WPAs
  • Motorized vehicles only on designated roads/parking
  • Temporary blinds and stands usually must be removed daily
  • Non-toxic shot required for waterfowl — many districts require it for all shotgun hunting
  • Some tracts have closed areas or special regulations — check signs

How to get to Duffy's Marsh WPA

Navigate

Destination: Duffy's Marsh Waterfowl Production Area

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Decimal
43.75570, -89.30757
DMS
43°45′20.5″N 89°18′27.3″W

Nearest towns

  • Oshkosh, WI42 mi SW of town
  • Necedah, WI42 mi SE of town
  • Fond du Lac, WI43 mi W of town

Closest airports

  • MSN Madison Dane County43 mi

Straight-line distances. Driving routes are longer; many refuge roads are gravel and may close seasonally.

Shooting hours at Duffy's Marsh WPA

Today at Duffy's Marsh WPA

Legal light*–
Sunrise–
Sunset–

*½ hour before sunrise — the standard federal shooting-hour start for migratory game birds. Times in Chicago local time.

Full season calculator →

2026–2027 season sun table

DateShooting lightSunriseSunsetDaylight
Tue, Sep 1, 20265:49 AM6:19 AM7:35 PM13h 16m
Tue, Sep 15, 20266:05 AM6:35 AM7:10 PM12h 35m
Thu, Oct 1, 20266:23 AM6:53 AM6:40 PM11h 47m
Thu, Oct 15, 20266:39 AM7:09 AM6:15 PM11h 06m
Sun, Nov 1, 20266:01 AM6:31 AM4:49 PM10h 18m
Sun, Nov 15, 20266:20 AM6:50 AM4:33 PM9h 42m
Tue, Dec 1, 20266:40 AM7:10 AM4:22 PM9h 12m
Tue, Dec 15, 20266:53 AM7:23 AM4:20 PM8h 57m
Fri, Jan 1, 20277:00 AM7:30 AM4:29 PM8h 58m
Fri, Jan 15, 20276:58 AM7:28 AM4:43 PM9h 16m
Mon, Feb 1, 20276:44 AM7:14 AM5:05 PM9h 51m

Computed for 43.756, -89.308 (CDT / DST-aware). Check state rules — big game hours vary.

7-day forecast

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Forecast from the National Weather Service. Wind direction matters — plan your approach downwind of where game beds.

Nearby Waterfowl Production Areas

WPAAcresDistanceCounty
Muir WPA1246.0 mi SWMarquette County
WPA 1 WPA897.2 mi SWMarquette County
Becker Lake WPA15210 mi SColumbia County
Becker WPA35713 mi SColumbia County
New Chester WPA34318 mi NWAdams County
Wilcox WPA26719 mi NWaushara County
Baraboo River WPA95020 mi SWColumbia County
WPA 2 WPA12721 mi SWColumbia County

Closest refuges & districts

Fox River NWR

Marquette County, WI · 6.8 mi SW

1 open1 closed
🦌

988 huntable acres

Leopold WMD

Columbia County, WI · 20 mi SW

1 open2 closed
🦌🦆🦃🐦🕊️🐇🐗🎣

13.8K huntable acres

Horicon NWR

Dodge County, WI · 35 mi E

3 special1 closed
🦌🦆🦃🐦🕊️🐇🎣

21.6K huntable acres

Source: USFWS Realty Tracts (fee-title interest), Marquette County Waterfowl Production Area. Acreage from GIS polygons; deeded acreage from realty records.