Active Community Transportation Act of 2010 - Directs the Secretary of Transportation to carry out an active transportation investment program to encourage a mode shift to active transportation within selected communities that have development plans that provide safe and convenient opportunities to travel by bicycling and walking.
Requires the Secretary to make grants to communities through local or regional governmental organizations, multi-county special districts, or Indian tribes to carry out active transportation (bicycling and walking) infrastructure projects that connect people with public transportation, workplaces, residences, businesses, recreation areas, and other community activity centers.