Electoral votes: 10
2004 result: Kerry 56%, Bush 43%
2000 result: Gore 57%, Bush 40%
Most recent Republican win (1988): Bush 51%, Dukakis 48%
African American percentage: 29.5% (national average is 12.8%)
Link to polls in Real Clear Politics
Obama has a good, but not overwhelming, lead in Maryland polls. I don't see much reason to think McCain can overcome that lead. Maryland seems fairly secure for Obama.