New Trier Township Technology Cooperative (NTTC)
- Provides communication and information services to the member school districts out of which it is formed. Features details on a range of Internet, cable, broadcasting, networking, and video production services.
- http://www.newtrier.k12.il.us/academics/it/

New Trier Township High School District 203
- District administration for and links to Northfield Campus (freshmen) and Winnetka Campus (sophomores, juniors, seniors)
- http://nths.newtrier.k12.il.us/

New Trier News
- Online news magazine created by students at New Trier High School. Features community and school news, sports, and events.
- http://www.newtriernews.org/

Committee for New Trier Excellence
- Advocates passage of tax referendum for New Trier High School District. Schedule and volunteer opportunities. Provides links to other school districts, and serves as a forum and resource.
- http://www.ntnow.org/

New Trier Township Government
- Offers a township map, contact details and information on officials, agencies and programs. Office is in Winnetka. The township consists Wilmette, Kenilworth, Winnetka, Glencoe, portions of Glenview and Northfield, and a small unincorporated area.
- http://www.newtriertownship.com/