| Walnut Woods State Park | |
|---|---|
| The Raccoon River on the park's northern border | |
| Location | Polk County, Iowa, United States | 
| Coordinates | 41°32′31″N93°44′34″W / 41.54194°N 93.74278°W | 
| Area | 250 acres (100 ha) [1] | 
| Elevation | 820 ft (250 m) | 
| Administered by | Iowa Department of Natural Resources | 
| Website | Official website   | 
Walnut Woods State Park is a state park in Polk County, Iowa, United States, located in suburban West Des Moines. Within the Des Moines metropolitan area, the park preserves a bottomland hardwood forest featuring the largest natural stand of black walnut trees in North America. [2] The Raccoon River meanders through the 250-acre (100 ha) park, providing fishing and canoeing opportunities. The park also provides picnic areas, a limestone lodge built in the 1930s, and a small campground with 22 sites. More than 90 bird species have been seen in the park. [3]
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