| Civic, political, professional, or international | 5.5 |
|---|---|
| Educational or youth service | 25.5 |
| Environmental or animal care | 2.6 |
| Hospital or other health | 7.8 |
| Public safety | 1.2 |
| Religious | 33.1 |
| Social or community service | 14.2 |
| Sport, hobby, cultural, or arts | 3.8 |
| Other | 4 |
| Not determined | 2.3 |
Sources:
bls.gov

The most common volunteering activity in the U.S. involves working for religious organizations, which 33.1% of all volunteers did in 2012. Also popular is volunteering for educational or youth services.