The New York City Marathon charity program has surpassed $100 million in fundraising, a record for the event. With four days left before the race, the total has already exceeded last year's high. Over 14,000 charity runners contributed to the previous $80 million total.

The New York Road Runners organization expanded its charity program this year, signing up over 670 official partners, the most in its history. More than half of these are New York City organizations. Each charity sets its own fundraising target, with some asking runners to raise at least $3,500. Read more culture coverage.

The marathon's charity fundraising program has raised nearly $700 million for over 1,000 nonprofits since it began in 2006. The program's success highlights the dedication of runners and the charities that recruit them, according to NYRR's chief executive. Related: NYC Marathon: Elite Runners Share Strategies Ahead of Race.

This original Runner World brief is based on reporting from Marathon Handbook. Visit the source for its complete reporting, context and any later corrections.