Naturally Louisa County
- Collaboration between government agencies, private organizations and individuals interested in showcasing the natural and cultural resources of the county. Provides information about recreation, accommodations and events.
- http://www.naturallylouisacounty.com/

Wikipedia: Louisa County, Iowa
- Encyclopedia article covers geography, demographics and links to localities. Includes maps.
- http://en.wikipedia.org/wiki/Louisa_County,_Iowa

City-Data.com: Louisa 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/Louisa_County-IA.html

Louisa County, Iowa - US Census Bureau
- Provides population, demographic, and housing information.
- http://quickfacts.census.gov/qfd/states/19/19115.html

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

Louisa County, Iowa
- Provides a directory of the county government's departments, a list of elected officials, and an overview of the county.
- http://www.louisacountyiowa.org/

Louisa County Conservation Board
- Dedicated to provide an appreciation of the county's natural resources through environmental education and recreation. Features upcoming events, publications, regulations, park guides, camping and hunting areas, and photos. Located in Wapello, Iowa.
- http://www.lccb.org/

Louisa Development Group
- Countywide organization that works to advance and improve the economic, social, and recreational environment. Includes maps, events calendar, visitor information, business links and contacts, industrial site locator and other business development tools.
- http://www.louisadevelopmentgroup.org