Winona County Historical Society
- A private non-profit educational institution dedicated to the collection, preservation, exhibition and interpretation of materials that document the human history of Winona County. The Society currently has some 1400 members and 90 active business suppor
- http://www.winonahistory.org/

The Biography Project for Winona County, Minnesota
- Historical. Lives of local residents, taken from public domain references or submitted by volunteer researchers.
- http://www.rootsweb.com/~mnwinbio/biosproject.htm

National Association of Counties: Winona County
- Elected county officials, links to demographic information and list of placenames in Winona County.
- http://www.naco.org/Template.cfm?Section=Find_a_County&Template=/cffiles/counties/county.cfm&id=27169

National Weather Service: Winona County, MN
- Zone forecast, statewide forecast, current conditions around the area. Statewide weather summary for past 24 hours, including precipitation, temperatures.
- http://weather.noaa.gov/cgi-bin/iwszone?Sites=:mnz088

Winona County Green Party
- Informational resource about the Winona County (Minnesota) Green Party and other Green Party related ideas.
- http://www.winonagreens.org/

Winona County Map
- Shows major highways, county boundary, some cities. Interactive.
- http://tiger.census.gov/cgi-bin/mapsurfer?infact=2&outfact=2&act=place&on=CITIES&on=majroads&on=places&on=interstate&on=statehwy&on=states&on=ushwy&tlevel=-&tvar=-&tmeth=i&mlat=43.98481&mlon=-91.7749

Winona County Chapter of the American Red Cross
- Information on blood banking, health services, classes, disaster relief, volunteering.
- http://www.luminet.net/~winredc/

Winona County Minnesota MNGenWeb
- Genealogy and local history.
- http://www.rootsweb.com/~mnwinona/