Looks like they're saying 432,700 (as of 2008). See table 3 -- reporting that North Carolina had an Obama victory margin of 14,177, 432,700 adult non-citizens,

Looks like they're saying 432,700 (as of 2008). See table 3 -- reporting that North Carolina had an Obama victory margin of 14,177, 432,700 adult non-citizens, and would've needed 5.1% non-citizen votes to win.