Registration for the Chevron Houston Marathon and Aramco Houston Half Marathon is limited to 27,000 total participants.

We Are Houston 5K presented by Aramco and Chevron is limited to 6,000 total participants. 5K Add-On Price ($30) – Available when the 5K is added at the same time as when a participant is registering for the marathon or half marathon.

All pricing schedules are dependent upon registration still being available before reaching capacity, with the exception of Guaranteed Registration which is available for a limited time from January 20, 2019 through March 31, 2019.