Nebraska (5) — Romney's with ease. Republican Deb Fischer, surprise winner of Senate primary, hopes to hold off late charge by former Sen. Bob Kerrey.
Nevada (6) — Obama has upper hand in long-time presidential battleground with large early vote. Appointed Republican Sen. Dean Heller narrow favorite for full term.
New Hampshire (4) — New England battleground, where Romney sets election eve rally. A pair of rematches in state's House seats, and open governor's office.
New Jersey (14) — Obama's, even before glowing praise from Republican Gov. Christie. Democratic Sen. Bob Menendez safe.
New Mexico (5) — Obama. Democratic Rep. Martin Heinrich narrowly favored to hold vacant Senate seat despite late push from former Rep. Heather Wilson.
New York (29) — Big for Obama. Sen. Kirsten Gillibrand coasting to new term. Dems target GOP Reps. Nan Hayworth, Ann Marie Buerkle and Chris Gibson after redistricting. Republicans go after Rep. Kathy Hochul.
North Carolina (15) — May be Romney's best battleground state, but Dems have big early voting lead and polls are close. Republican Pat McCrory favorite in governor's race.
North Dakota (3) — Safe for Romney. GOP Rep. Rick Berg slight favorite for open Democratic-held Senate seat. GOP Gov. Jack Dalrymple seems safe.
Ohio (18) — Late polls consistently show narrow advantage for Obama in battleground of battlegrounds. Sen. Sherrod Brown expected to survive $30 million ad onslaught from GOP groups.
Oklahoma (7) — Romney's easily. Republicans eye House seat left open by Democrat.
Oregon (7) — West Coast win for Obama.
Pennsylvania (20) — Should be Obama's, despite Romney campaign visit on Sunday. Polls show narrow advantage for Democratic Sen. Bob Casey.
Rhode Island (4) — Obama's with ease. Democratic Sen. Sheldon Whitehouse coasting to second term, but Rep. David Cicilline faces strong challenge.
South Carolina (9) — Romney will win easily in state where he lost presidential primary overwhelmingly.
South Dakota (3) — Republican state for Romney. Also for GOP Rep. Kristi Noem.
Tennessee (11) — Romney with ease. GOP Sen. Bob Corker, too. Tougher times for GOP Rep. Scott DesJarlais after revelations he once discussed abortion with mistress.
Texas (38) — Romney's biggest single-state prize. Ted Cruz will be a new Republican senator.
Utah (6) — Mormon votes could make this Romney's best state. Republicans Orrin Hatch in Senate, and Gary Herbert, governor, safe for new terms.
Vermont (3) — Obama territory. Independent Sen. Bernie Sanders coasting, and Dem. Gov. Peter Shumlin, too.
Virginia (13) — Battleground presidential state, with former independent Rep. Virgil Goode also on the ballot. Costly race between former Democratic Gov. Tim Kaine and former Sen. George Allen for Senate.
Washington (12) — Obama winning easily. So, too, Democratic Sen. Maria Cantwell. Very competitive governor's race.
West Virginia (5) — Romney by far. Sen. Joe Manchin and Gov. Earl Ray Tomblin, both Democrats, safe.
Wisconsin (10) — Battleground in White House race trending Obama's way. Democratic Rep. Tammy Baldwin and former GOP Gov. Tommy Thompson in close Senate contest. GOP vice presidential candidate Paul Ryan safe for new House term — if he needs it.
Wyoming (3) — Romney's with ease. GOP Sen. John Barrasso coasting to new term.