About This Race
Choose your distance: Half Marathon, 30K, Marathon, 50K, 50 Miles, 100K, or 100 Miles.
Choose your own start time: You have 2 options.
If you enjoy running with your peers, we are offering Corral selections with set wave start times as depicted below. Selections may be made when registering. Please note: If you are registering for the 50-mile, 100K, or 100-mile HKUR to qualify for a HURT event, you must choose a "wave start" to ensure your timing is officially certified.
- Saturday, 7/25/2026 - 6am Wave Start
- Saturday, 7/25/2026 - 7pm Wave Start
- Sunday, 7/26/2026 - 6am Wave Start
Or you can simply show up and sign in with your own start time at the start/finish tent for all distances. Start Saturday (3AM or after) or Sunday (most people start between 3AM and 7AM on Saturday morning.) You must start before noon on Saturday and remain on the course to be eligible for no cutoff time. ALL DISTANCES MUST BE STARTED BY NOON ON SUNDAY, 7/26/2026 UNLESS ARRANGEMENTS HAVE BEEN MADE WITH THE RACE DIRECTOR IN ADVANCE.
Location: The start and finish is at Kalama Valley Park at 555 Kealahou St. in Hawaii Kai. Bus Information - Bus #23, Bus Stop ID #288 is at Kealahou St. and Mokuhano St. across from the Check-In Tent at Kalama Valley Park.
Course: 9-mile loop with aid stations approximately 2.5 miles apart. Follow the arrows and cones running in the opposite direction of traffic. Begin at Kalama Valley Park (Aid Station #1) running towards Sandy Beach on Kealahou St, turn at the turnaround point at Kealahou St. and Kalanianaole Hwy, continue back on Kealahou St. and make a left on Hawaii Kai Dr for about a mile including down Heartbreak Hill where you will find Aid Station #2 at Kamilo'iki Community Park; make a left on Lunalilo Home Rd. running for about 0.8 miles, then make a right on Wailua St. for about 0.4 miles, then left on Hawaii Kai Dr. for about 0.2 mile; make a right to continue on Hawaii Kai Dr for about 1/2 mile; turn right running on Hahaione St. for about 0.3 miles and make a left on Pepeeko St. to find Aid Station #3 at Hahaione Neighborhood Park. Continue on Pepeeko St. around the park and make a left on Hawaii Kai Dr. to return the same route back to Kalama Valley Park to complete a loop.
COURSE MAP: https://goo.gl/maps/9sN2pmZKzBj8udjg9
Distance Maps: Maps | Hawaii Kai Ultra Run (wordpress.com)
Aid Stations: Water, electrolytes, and snacks will be provided at all 3 aid stations. To minimize our environmental footprint, HKUR is proud to be a "CUPLESS" event. Paper cups will not be provided at aid stations, so please bring your own reusable receptacle or hydration pack. For your convenience, official reusable HRP cups are available for purchase during registration.
Public restrooms are available at every station.
Aid Station #1 - Start/Finish - Kalama Valley Park - 555 Kealahou St.
Aid Station #2 - Kamilo'iki Community Park - 7750 Hawaii Kai Dr.
Aid Station #3 - Hahaione Neighborhood Park - 663 Pepeekeo St.
PLEASE NOTE THE RACE PRICE INCREASES BY $5.00 STARTING 7/1/2026
Other Information:
This is a Show Up and Sign In event with no packet pick up.
HYDRATION: Water, ice and snacks will also be provided at all 3 aid stations. Just a reminder to bring a reusable water receptacle or hydration pack to reduce waste as HKUR will be "cupless" event.
RESTROOMS: Public restrooms are available 24 hours at the Start/Finish tent.
CERTIFICATES/SHIRTS:
Certificates, medals, and stickers will be awarded to all registered finishers. HKUR 2026 Finisher shirts will be available for purchase for $25 at time of registration UNTIL 7/1/2026. A LIMITED SUPPLY OF HKUR SHIRTS MAY BE AVAILABLE FOR PURCHASE ON RACE DAY FOR $30 (not guaranteed). NO SHOWS will forfeit all Finisher branded materials.
Check out the HKUR Store for other HKUR merchandise available for purchase in advance and on race day:
https://runsignup.com/Race/Store/HI/Honolulu/HawaiiKaiUltraRunXTreme.
IF YOU DO NOT COMPLETE YOUR REGISTERED DISTANCE, please let us know so we may modify your certificate to the highest level of completion. This run is not pass/fail - you will be awarded for your effort!
Special Hotel Room Rates for HKUR Runners!
Need Accommodations while in Hawaii? Our longtime partner Queen Kapiolani Hotel has a special HKUR participant rate available for guests coming from abroad to the run. Please email us @ [email protected] to obtain the partner code for your hotel stay.
Visit the Hawaii Running Project (HPR) store for HRP merchandise:
https://runsignup.com/Club/Store/HI/Honolulu/HawaiiRunningProject
Follow us on Instagram @hawaii.kai.ultra.run @HawaiiRunningProject
Note:
1) This event is a 50 States Marathon Club qualifier and will count towards your totals.
2) Completing a 50-mile, 100K or 100-mile HKUR run will qualify you to enter any HURT race. You must use a "wave start" option to certify timing.
Course & Race Day Details
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