These resources are brought to you by the Cooperative Extension System and your Local Institution

Pest Management In and Around Structures Home

How long do head lice live?

Last Updated: March 11, 2009

View as web page


A louse egg hatches about 10 days after being glued to a hair shaft. Upon hatching, a louse will molt three times over a 10 to 12 day period before molting into a mature adult. An adult louse can live up to 40 days.

Browse related Faqs by tag: integrated pest management, school, urban integrated pest management, urbanipm


Have a specific question? Try asking one of our Experts

Unlike most other resources on the web, we have experts from Universities around the country ready to answer your questions.


View this page: