Wikipedia: Carroll County, Iowa
- Encyclopedia article contains geography, demographics and links to cities and towns. Includes maps.
- http://en.wikipedia.org/wiki/Carroll_County,_Iowa

City-Data.com: Carroll County, Iowa
- Profiles population demographics, jobs, housing, agriculture and crime statistics. Contains a list of recreational areas, churches, cemeteries, post offices, charts, graphs and maps.
- http://www.city-data.com/county/Carroll_County-IA.html

Carroll County , Iowa - US Census Bureau
- Provides population, demographic, and housing information.
- http://quickfacts.census.gov/qfd/states/19/19027.html

Carroll County Assessor
- Search for parcels, residential, commercial and agricultural land sales. Includes information about assessor's duties and reducing property tax liability.
- http://carroll.iowaassessors.com/

Iowa State University Extension - Carroll County
- Offers agricultural, business, family and 4-H programs and resources. Includes staff directory, news, events, hours and directions. Located in Carroll.
- http://www.extension.iastate.edu/carroll/

Carroll County Conservation Board
- Maintains and preserves parks, lakes, timber, streams, wetlands, and other natural resources. Contains information about programs, events, facilities, history and staff profiles.
- http://www.carrollcountyconservation.com/

Carroll County, Iowa
- Government portal to departments. Contains history, FAQs, and resource links.
- http://www.co.carroll.ia.us/

Carroll County Freecycle
- Yahoo group for the free exchange of unneeded items. Post items available or wanted.
- http://groups.yahoo.com/group/Carroll_County_Freecycle/