Dr. Grace O. Doane Alden Public Library
- Provides a mission statement, its history, hours, a staff directory, services, policies and hours.
- http://www.aldenlibrary.org/

Tunnel Mill Polymer
- Offers precast foundation solutions for telecommunications anc cabinet manufacturers. Includes product photographs and drawings, installation photograph gallery and contact information.
- http://www.tunnelmill.com/

City-Data.com: Alden, Iowa
- Profiles housing, population demographics, jobs, weather and climate tables. Contains a list of area hospitals, schools, airports, radio and TV broadcast stations, photographs and maps.
- http://www.city-data.com/city/Alden-Iowa.html

Alden Elementary School
- Serves students from pre-school through grade six. Contains principal's page, staff directory, calendar of events, photographs and alumni registration form.
- http://www.alden.k12.ia.us/

Wikipedia: Alden, Iowa
- Encyclopedia article features geography, demographics and history of this community in Hardin County.
- http://en.wikipedia.org/wiki/Alden,_Iowa

Alden, Iowa
- Features information about the endowed Carnegie library and a brief history.
- http://www.hardincountyonline.com/alden/