Nelson Dewey State Park: hunting and access
Nelson Dewey State Park is 745 acres of land managed by the Wisconsin DNR in Grant County, next to Cassville. Hunters registered 5,741 deer in Grant County in 2025.
Data updated October 2026. Area facts: the DNR's DNR property data, read 2026-10. Harvest: DNR Deer Metrics.
State wildlife areas, forests and other DNR landNational wildlife refuges and waterfowl production areasU.S. Army Corps of Engineers landState parksVoluntary Public Access landNelson Dewey State ParkCounty lineLakeHighway
| Size | 745 acres |
|---|---|
| County | Grant County |
| Deer Management Unit | Grant County |
| Public access (DNR) | Open to Hiking, Fishing, Hunting and Trapping |
| DNR property page | Nelson Dewey |
| Nearest towns | Cassville (next to it), Glen Haven (6 mi) and Bloomington (11 mi) |
What is Nelson Dewey State Park like?
Nelson Dewey State Park overlooks the Mississippi River from a 500-foot bluff. At this park combine your interest in history with your enjoyment of the outdoors. Camp, hike or picnic high above the Mighty Mississippi. Named for Wisconsin’s first governor, Nelson Dewey, the park offers a rich history, featuring the Dewey home and the nearby Stonefield Historic site.
In the DNR's words, from its page for the property.
What are the rules on Nelson Dewey State Park?
The DNR's property map lists Nelson Dewey State Park as "Open to Hiking, Fishing, Hunting and Trapping". Hunting follows Wisconsin's statewide seasons and the rules posted on the property.
In Wisconsin state parks and recreation areas, hunting is limited to the seasons and the parts of the property the DNR sets for each one; the DNR's page has the details.
How many deer are taken around Nelson Dewey State Park?
Nelson Dewey State Park lies in Grant County. The DNR registered 5,741 deer in Grant County in 2025, against 6,014 in 2024.
| DMU | Nelson Dewey State Park acres in it | Deer, 2025 | Deer, 2024 | Deer, 2023 |
|---|---|---|---|---|
| Grant County | 745 | 5,741 | 6,014 | 6,464 |
Harvest for the whole deer management unit, not the property alone: Wisconsin DNR Deer Metrics (registered harvest by deer management unit).
How do you get to Nelson Dewey State Park?
Nearest towns: Cassville (next to it), Glen Haven (6 miles), Bloomington (11 miles) and Bagley (11 miles). Highways within 5 miles: WI 133 and WI 81. 1 VPA property within 3 miles.
What other public land is near Nelson Dewey State Park?
DNR properties within 10 miles:
- Cassville Bluffs State Natural Area: 59 acres, 3.9 miles away
Public land within 3 miles of Nelson Dewey State Park
Counting Nelson Dewey State Park itself, 1,579 of the 28,311 acres within 3 miles of its boundary are public land open to the public (5.6%), by USGS PAD-US 4.1 (fee land open to the public).
| Manager | Acres within 3 miles |
|---|---|
| State wildlife areas, forests and other DNR land | 745 |
| U.S. Army Corps of Engineers land | 723 |
| National wildlife refuges and waterfowl production areas | 109 |
| State parks | 2 |
Questions hunters ask
Where is Nelson Dewey State Park?
In Grant County, next to Cassville. The DNR's property page has its maps and parking.
Is Nelson Dewey State Park open to hunting?
Yes. The DNR's property map lists it as "Open to Hiking, Fishing, Hunting and Trapping". Posted refuges or closed areas, where there are any, are marked on site.
Which deer management unit is Nelson Dewey State Park in?
Grant County.
How much public land is around Nelson Dewey State Park?
1,579 acres within 3 miles of its boundary, Nelson Dewey State Park included, by PAD-US 4.1. The closest other DNR property is Cassville Bluffs State Natural Area (3.9 miles).
Get a Wisconsin hunt plan when they open
Hunt plans for Wisconsin are coming. Join the list and you'll hear first. The first 50 hunters in each new state get their plan free.
Until then, the free FilledTag app for iPhone has a map that works in every state, Wisconsin included.
Where these facts come from
- Area description, species, rules and directions: DNR, Nelson Dewey State Park; Wisconsin DNR managed lands open to hunting.
- Boundary and acres: the DNR's map layer above. Surrounding public land: USGS PAD-US 4.1 (fee land open to the public).
- Deer harvest: Wisconsin DNR Deer Metrics (registered harvest by deer management unit).
FilledTag is not part of the Wisconsin Department of Natural Resources. Check the DNR's rules and posted signs before you go.