Big Oaks National Wildlife Refuge
Big Oaks National Wildlife Refuge is a 50,000-acre (202 km2) wildlife refuge operated by the United States Fish and Wildlife Service in southeast Indiana, United States, near Madison, Indiana. The refuge is the largest of Indiana's three National Wildlife Refuges, and is located in parts of Ripley, Jefferson, and Jennings counties.
From Wikipedia, licensed CC BY-SA 4.0.

| Designation | National Wildlife Refuge |
| Managed by | U.S. Fish and Wildlife Service |
| State | Indiana |
| Size | 50,680 acres |
| FWS region | Region 3 |
| Center point | 38.95° N, 85.42° W |
| Night sky | About as dark as the ground gets (Black Marble reading 13) |
Boundary map
Boundary, simplified to about 0.005 degrees
The outline is the agency boundary simplified for display, so small parcels and inholdings may not show. The agency page has the authoritative map.
Weather by month
Large units span more than one climate. The station stands in for the center point, and the outer parts of the boundary can be warmer or colder.
Explore
Nearby on the other atlases
- 2.9 miEleutherian College ↗National Historic Landmark
- 6.7 miAme Church ↗National Historic Landmark
- 7 miShrewsbury, Charles L., House ↗National Historic Landmark
- under 0.1 miBenville Bridge ↗San Jacinto, IN
- under 0.1 miCollin's Ford Bridge ↗New Marion, IN
- under 0.1 miEdward's Ford Bridge ↗Nebraska, IN
- under 0.1 miMarble Creek Bridge ↗San Jacinto, IN
- under 0.1 miOakdale School ↗Madison, IN
Landmarks are listed first, then by distance from the boundary.
Guidebooks for Indiana
We earn a small commission if you buy through these links. It does not change what we list.
Titles come from Open Library's catalog, matched by subject heading or by title.
Reference
Questions people ask
How big is Big Oaks National Wildlife Refuge?
50,680 acres.
Source: How acreage is computed
Who manages Big Oaks National Wildlife Refuge?
The U.S. Fish and Wildlife Service.
Source: U.S. Fish and Wildlife Service
What state is Big Oaks National Wildlife Refuge in?
Indiana.
Source: How states are assigned
How do I get to Big Oaks National Wildlife Refuge?
A point inside the boundary is at 38.953° N, 85.418° W. The official page carries directions and the office address.
Source: U.S. Fish and Wildlife Service
Are there historic places near Big Oaks National Wildlife Refuge?
The National Register has 49 listings within 15 miles, including Eleutherian College and Ame Church.
Source: Register Atlas
Sources
- Boundary, name: the U.S. Fish and Wildlife Service refuge boundary layer.
- States and territories: computed by intersecting the boundary with Census state polygons and coarse outlines of the territories and outlying islands. A place is listed when it holds at least one percent of the area. A boundary that touches no outline is listed under the nearest one.
- Acreage: geodesic area of the published polygon. The agency’s official acreage can differ where the boundary includes water, easements or inholdings.
- Photograph: the image Wikidata records for this refuge (Q4906088), the item linked to its Wikipedia article. Author and license come from the file page on Wikimedia Commons.
- Description: Big Oaks National Wildlife Refuge on Wikipedia, CC BY-SA 4.0. The article was accepted because its title contains this unit’s name.
- Campgrounds: the Campsite Atlas index of federal campgrounds, matched to this boundary at build time.
- Night sky: NASA Black Marble (VIIRS, 2016 composite) sampled at zoom 6 around the center point.
- Weather, alerts, air quality, river flow and earthquakes load live in your browser from NWS, AirNow, USGS and iNaturalist when you open the page.