Pennington County, South Dakota

• Box Elder@
• Hill City@
• Keystone@
• Rapid City@
• Wall@

• Regional: United States: South Dakota 

• National Association of Counties: Pennington County, SD  - Features information regarding the county population, elected officials, demographic data, and census facts.
• National Register of Historical Places: Pennington County, South Dakota  - Offers a list of properties, historic districts, and landmarks in the county. Information about the historic function, significance, and architectural style.
• Pennington County  - Official portal provides departments and services, history and county maps.
• Pennington County Democrats  - Offers principles for the party, newsletter and blog.
• Pennington County Sheriff  - Offers law enforcement, juvenile services, alcohol and drug programs.