Waterfowl Production Area · Dickinson County, Iowa

Cory Marsh Waterfowl Production Area

Public land (fee title)Walk-in access

Covering about 71 acres, Cory Marsh Waterfowl Production Area protects prairie wetlands and uplands in Dickinson County, Iowa. It is managed by the Iowa Wetland Management District as part of the Dickinson 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 Iowa WMD rules →
71GIS acres
69deeded acres
Dickinson Countycounty
8WPAs within 40 mi

Cory 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 Dickinson County:KMLGPX

Hunting on Cory Marsh WPA

What you can typically do

  • Hunt waterfowl, upland birds, deer and other game in season under Iowa 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 Cory Marsh WPA

Navigate

Destination: Cory Marsh Waterfowl Production Area

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Decimal
43.45399, -95.27641
DMS
43°27′14.4″N 95°16′35.1″W

Nearest towns

  • Spencer, IA23 mi N of town
  • Windom, MN30 mi S of town
  • Sioux Falls, SD73 mi E of town

Closest airports

  • FSD Sioux Falls Regional74 mi

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

Shooting hours at Cory Marsh WPA

Today at Cory 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, 20266:13 AM6:43 AM7:59 PM13h 15m
Tue, Sep 15, 20266:29 AM6:59 AM7:33 PM12h 35m
Thu, Oct 1, 20266:46 AM7:16 AM7:04 PM11h 47m
Thu, Oct 15, 20267:03 AM7:33 AM6:39 PM11h 06m
Sun, Nov 1, 20266:25 AM6:55 AM5:14 PM10h 19m
Sun, Nov 15, 20266:43 AM7:13 AM4:57 PM9h 44m
Tue, Dec 1, 20267:03 AM7:33 AM4:47 PM9h 14m
Tue, Dec 15, 20267:16 AM7:46 AM4:45 PM8h 59m
Fri, Jan 1, 20277:23 AM7:53 AM4:54 PM9h 01m
Fri, Jan 15, 20277:21 AM7:51 AM5:08 PM9h 17m
Mon, Feb 1, 20277:08 AM7:38 AM5:30 PM9h 52m

Computed for 43.454, -95.276 (CDT / DST-aware). Check state rules — big game hours vary.

7-day forecast

Loading National Weather Service forecast…

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

Nearby Waterfowl Production Areas

WPAAcresDistanceCounty
Santee Prairie WPA4542.6 mi SEDickinson County
Dugout Creek WPA7883.7 mi SWDickinson County
Cayler Prairie WPA713.9 mi SDickinson County
Yager Slough WPA5394.0 mi SDickinson County
Minnesota WPA3164.0 mi NWJackson County
West Lake Okoboji WPA1404.7 mi SEDickinson County
Diamond Lake WPA5614.8 mi NEDickinson County
Welsh Lake WPA9624.8 mi EDickinson County

Closest refuges & districts

Windom WMD

Cottonwood County, MN · 29 mi N

1 special1 closed
🦌🦆🦃🐦🕊️🐇🐗🎣

17.8K huntable acres

Union Slough NWR

Kossuth County, IA · 58 mi E

3 special1 closed
🦌🦆🦃🐦🕊️🐇🐗🎣

2.8K huntable acres

Iowa WMD

Kossuth County, IA · 60 mi E

1 open3 special1 closed
🦌🦆🦃🐦🕊️🐇🐗🎣

27.5K huntable acres

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