How Hillary Clinton lost

Hispanics inched up to 11% of the electorate, up from 10% in 2012.

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Beyond the Obama coalition, Clinton was also not as popular with white voters as Obama was. She won only 37% of the white vote, compared to Obama's 39%. Surprisingly, Trump also garnered a slightly smaller share than Romney, capturing 58% of the vote to Romney's 59%.

White voters made up 70% of the electorate this year, down from 72% four years ago.

Read: White, working class and worried

Asian voters, which made up a tiny 4% of the electorate, were also less supportive of Clinton than of Obama. Some 65% of Asian voters cast ballots for her, as opposed to 73% for Obama in 2012.

Clinton also failed to capture as many young voters, who flocked to her rival Bernie Sanders in the primary and to Obama four years ago.

She won 55% of voters age 18 to 29, compared to 37% who cast ballots for Trump. But Obama secured 60% of these young voters to Romney's 37%.

Read: Donald Trump's trouble with women -- an incomplete list

When it came to women voters, Clinton won 54% compared to Trump's 42%. Even though 70% of voters said that Trump's treatment of women bothered them, they still didn't flock to the woman who could have broken the glass ceiling. Obama won 55% of the women's vote in 2012