Largest US Races by Distance (2011)

Source: http://www.runningusa.org


1 Mile
 4,709 NYRR Fifth Avenue Mile (New York, NY)

2 Mile
4,687 Montana Women’s Run (Billings, MT)

5K
34,751 Race for the Cure: DC (6,951 timed) (Washington, DC)

3.5 Mile
15,923 JPMorgan Corporate Challenge: NYC #1 (New York, NY)

4 Mile
22,676 Pat’s Run 4.2 Mile (Tempe, AZ)

8K
32,442 Bank of America Shamrock Shuffle (Chicago, IL)

5 Mile
13,472 75th Manchester Road Race 4.75 Mile (Manchester, CT)

10K
55,077 Atlanta Journal-Constitution Peachtree Road Race (Atlanta, GA) – largest ever

7 Mile
11,144 Quad-City Times Bix 7 (Davenport, IA)

12K
51,303 Lilac Bloomsday Run (Spokane, WA)

15K
14,979 Gate River Run (Jacksonville, FL)

10 Mile
25,244 Blue Cross Broad Street Run (Philadelphia, PA)

20K
7,037 Dam to Dam (Des Moines, IA)

Half-Marathon
33,257 Zappos.com Rock ‘n’ Roll Las Vegas (Las Vegas, NV) – largest U.S. ever

25K
5,586 Fifth Third River Bank Run (Grand Rapids, MI)

30K
3,832 ING New York City Marathon Tune-Up 18 Mile (New York, NY)

Marathon
47,133 ING New York City Marathon (New York, NY) – largest ever

Ultra
864 JFK 50 Mile Trail (Boonsboro, MD)

Relay
14,616 Beach to Bay Relay Marathon (Corpus Christi, TX)