Oak Grove Big Sioux Park

Big Sioux River
Big Sioux River
Oak Grove Big Sioux Park

This park is 413 acres, and is the main headquarters for Sioux County Conservation Board.  There is camping of both electrical and non electrical sites available.  Environmental Education Programs are offered to local boy and girl scouts, civic groups, nursing homes, assisted living, schools, cadets, and many more groups throughout the county.  Programs can be brought to meeting locations or hosted at Oak Grove Park.  The Oak Grove Park boarders the Big Sioux River along with boat ramp access to the river and shoreline fishing. 


7 North of Hawarden on K 18
Click here for a map.


  • Hiking trails
  • Electrical Camping Sites
  • Tent Camping Sites
  • Camping Cabins (seasonal)
  • Enclosed Shelters (rental)
  • Open Picnic Shelters
  • Dump Stations
  • Modern Restroom Facilities
  • Fishing
  • Boat Ramp Access to the Big Sioux River
  • Environmental Programs 
  • Canoe & Kayak Rental
  • Snowshoeing
  • Cross Country Skiing
  • Geocaching

Operating Hours & Seasons

Park is open daily 7:30 am- 10:30 pm
Administration Office Monday- Friday 8 am- 4:30 pm

Contact Us:
Sioux County Conservation Board
4051 Cherry Ave
Hawarden, IA 51023
Phone: (712) 552-1047
Email: soococon@siouxcounty.org