The Political Graveyard: Holt County, Nebraska
- Database provides brief biographies of politicians who were born or lived in the county, a cemetery list, and political history.
- http://politicalgraveyard.com/geo/NE/HO.html

Holt County - NEGenWeb
- Highlights queries and surnames, genealogy resources, and a list of lookup volunteers.
- http://www.rootsweb.com/~neholt/

Visit Holt County Nebraska
- A guide to recreation, lodging, restaurants.
- http://www.visitholtcounty.com/

Holt County Government Online
- Offers population and school information, elected officials listing, calendar, and services.
- http://www.co.holt.ne.us/