Pride in the Past, Faith in the Future Home County Info ▼ Departments ▼ Public Info ▼ Felony Alerts Jail Inmate List Schedule A Visit Important Information Sheridan Lake Road Open For Immediate Release Sheridan Lake Road, from Highway 385 to Rapid City, was open to through traffic November 20, 2021. If you have any questions, please contact the Highway Department at (605) 394-2166. Mission Statement The mission of Pennington County, SD is to provide quality public services, as determined by law and citizen needs, through innovative leadership and the teamwork of its people, officials and employees. Services shall be provided in a fair, respectful and professional manner consistent with available human, natural and economic resources. For department-specific questions, please visit the Contact Us page and e-mail the department most closely related to your question. If you have any problems with the functionality of this website please contact the website manager. View the site map. BOC Agendas & Minutes The Pennington County Board of Commissioners typically meets twice a month on the first and third Tuesdays. View agendas, minutes and videos Board of Commissioners Calendar NOTE: Any one or all Commissioners may be in attendance at any of the following scheduled meetings. Official Website of Pennington County, South Dakota. All Rights Reserved. Physical Address: 130 Kansas City Street Rapid City, SD 57701 Phone: (605) 394-2174 Mailing Address: PO Box 6160 Rapid City, SD 57709-6160 Administration Office Hours: Monday - Friday 8:00 AM - 5:00 PM Site Map Contact Us Disclaimer Accessibility Government Websites by GovOffice