There are over 1500 Habitat Affiliates in over 70 countries. They engage over 2 million volunteers each year. Since their inception in 1976, Habitat for Humanity has helped over 22 million people build or improve the place they call home. - habitat.org
Teen volunteering is growing at a faster rate than the national average. 93% of teens say they want to volunteer. - rawhide.org
There were 77.3 million volunteers in the U.S. in 2018. This is up over 23% from 62.6 million in 2016. - nationalservice.gov
In 2018, nearly 20 million millennial volunteers contributed 1.5 billion hours of service. - nationalservice.gov
The 100 largest charities pulled in $51.5 billion in donations during their most recent reported fiscal years. That’s up 5% from the year before and equals an impressive 12% of the $427.7 billion in total contributions received by the nation’s one million-plus charities in 2018, as reported by Giving USA.
If you Google the term "Random Acts of Kindness", you get about 26,000,000 results!