Hardin County Conservation has two main locations. The Director and general staff are located at the Conservation Headquarters near Ackley, Iowa. The Conservation Board also operates a nature center, Calkins Nature Area, southwest of Iowa Falls, Iowa.
Calkins Nature Center
Hardin County Conservation 15537 S Ave Ackley, IA 50601 phone 641-648-4361 fax 641-648-2739