City of Princeton
- Contains information about government departments and services, city forms and permits, codes, business directory, Boll's Community Center, parks and the library.
- http://www.princetoniowa.us/

City-Data.com: Princeton, 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/Princeton-Iowa.html

Virgil Grissom Elementary School
- Serves students from pre-kindergarten through grade five. Includes faculty and staff list, district calendars, newsletter, benchmarks and information about kindergarten registration.
- http://www.north-scott.k12.ia.us/vg/index.html

Wikipedia: Princeton, Iowa
- Encyclopedia article features geography, demographics, education and churches of this city in Scott County.
- http://en.wikipedia.org/wiki/Princeton,_Iowa