Wikipedia: Crawford County, Iowa
- Encyclopedia article features geography, demographics and links to cities and towns. With maps.
- http://en.wikipedia.org/wiki/Crawford_County,_Iowa

City-Data.com: Crawford 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/Crawford_County-IA.html

Crawford County, Iowa - US Census Bureau
- Provides population, demographic, and housing information.
- http://quickfacts.census.gov/qfd/states/19/19047.html

Crawford County Assessor
- Provides information about duties, parcel search and reducing property tax liability.
- http://crawford.iowaassessors.com/

Crawford County Memorial Hospital
- Provides visitor and patient information, list of services, physician biographies, calendar of events, billing FAQs and employment opportunities. Located in Denison.
- http://www.ccmhia.com/

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

Crawford County Development Corporation
- Offers community profiles, building sites, financial assistance programs and local resource links.
- http://www.cdcia.org/

Crawford County Conservation Board
- Established for the purpose of acquiring, developing and maintaining parks and conservation areas, and providing educational programs. Includes its history, list of board members and links to parks and historical sites.
- http://www.crawfordcountyconservationboard.com/