Public Bike Share Systems  Double in the US!

Nationwide, the total number of cities with bike sharing expanded from 8 to 18, and the total number of bikesharing stations more than doubled, from 251 to 559.

1. Washington/Arlington, DC/VA: 140 stations – Bixi
2. Minneapolis/Saint Paul, MN: 115 stations – Bixi
3. Miami Beach, FL: 70 stations – SandVault
4. Boston, MA: 61 stations – Bixi
5. Denver, CO: 52 stations* – Bcycle
6. Madison, WI: 27 stations – Bcycle
7. Broward County, FL: 20 stations – Bcycle
8. San Antonio, TX: 20 stations – Bcycle
9. Boulder, CO: 15 stations* – Bcycle
10. Washington State University – Pullman, WA: 8 stations – Bixi
11. Chicago, IL: 7 stations – Bcycle
12. Omaha, NE: 5 stations – Bcycle
13. University of California – Irvine: 4 stations – Zot Wheels
14. Des Moines, IA: 4 stations – Bcycle
15. Tulsa, OK: 4 stations – SandVault
16. Louisville, KY: 3 stations – Bcycle
17. Kailua, HI: 2 stations – Bcycle
18. Spartanburg, SC: 2 stations – Bcycle

http://greatergreaterwashington.org/post/13187/american-bike-sharing-systems-more-than-doubled-in-2011/