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

City-Data.com: Ida 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/Ida_County-IA.html

Ida County, Iowa - US Census Bureau
- Provides population, demographic, and housing information.
- http://quickfacts.census.gov/qfd/states/19/19093.html

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

Ida County Courier
- Prints four weekly publications including the Reminder, Green Saver and Heartland Connection for Ida Grove, Holstein, Arthur and Battle Creek. Includes news, classifieds and subscription information.
- http://www.idacountycourier.com/

Ida County Economic Development Corporation
- Nonprofit volunteer-led organization that seeks to enhance economic opportunities. Contains local news and events, information about market access, tax and financial incentives, business resources and available housing resources.
- http://www.idacounty.org/

Ida County Conservation Board
- Established to preserve and manage recreation and natural areas in western Iowa. Includes information about area parks.
- http://frontiernet.net/~idaccb/