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  • 3377 East Swallowtail Lane, Pima County, Arizona, 85739, United States
    OpenStreetMap Google Maps
    Distance: 21 km from Oracle
    Sun, Dec 13, 2026 at 7:15 AM

    SUNDAY, DECEMBER 13, 2026

    Biosphere to Oro Valley, AZ

    Net downhill courses along the foothills of the Santa Catalina mountains run since 1969. The full Marathon, 50K & Marathon Relay start at Biosphere 2 near Oracle and run down past Catalina, through Oro Valley and finishing at Pima Community College Northwest Campus. The full marathon has net elevation loss of 1,493 feet and is a Boston Qualifier with NO TIME PENALTY.

    The Half Marathon starts at Golder Ranch Fire Administration in Catalina and runs down through Oro Valley, join The Loop Bike Path next to the Cañada del Oro to the finish at Pima Community College.

    Join us for beautiful winter weather and a fast downhill courses!

    Marathon & Marathon Relay Courses

    The marathon runners line up at the spectacular and storied Biosphere 2 near Oracle, AZ running on some rolling hills until the course reaches Oracle Road / SR 77. Traveling along the majestic Santa Catalina Mountains, through the quaint towns of Catalina and then down into Oro Valley, the course brings the runners along the Canada del Oro River Bike Path to the new finish at Pima Community College Northwest Campus. For those who do not want to tackle the longer distances, the Marathon Relay requires four runners, each running a proportionate leg of the marathon course. (60 Team Limit)

    Half Marathon Course

    The Half Marathon now starts at Golder Ranch Fire Administration Building (former finish) and follows the second half of the marathon course into Oro Valley and along The Loop bike path. Both the Full and Half Marathon events are USA Track & Field certified and all results are sent directly to Boston.

    50K Ultra Course

    The 50 kilometer course is now USATF Certified and follows the Marathon course with a new addition extending to Ted Walker Park and back on The Loop bike path.

    Packet

    Packet Pickup

    Friday, December 11, 2026

    3:00pm - 6:00pm

    Aravaipa Running

    2401 S. 24th Street

    Phoenix, AZ 85034

    or

    Saturday, December 12, 2026

    11:00am - 6:00pm

    Pima Community College -

    North West Campus

    7600 N Shannon Rd,

    Tucson, AZ 85709

    0000 North Oracle Road, Tucson, AZ 85704

    See full details
    42k50kHalf MarathonMarathonRelayRunUltraWheelchair via RaceRoster
  • Distance: 36.6 km from Oracle
    Sun, Oct 25, 2026 at 7:00 AM

    Join us for the 9th Annual Wicked Half Marathon, 10K, 5K and Spooky Sprint!

    This event is fun for the whole family and we guarantee a wicked good time!

    Bring the whole family out for a wicked good time!

    All kids registered for the Spooky Sprint will receive a trick or treat bag at check in and will be able to trick or treat along the course from our volunteers!

    COSTUMES ARE HIGHLY ENCOURAGED!!

    This event is is limited to 600 participants!

    Event details and schedule

    Mail-in Registration Form

    To register by mail please complete and return our Mail-in Registration Form! Please make checks payable to StartLine Racing.

    Virtual Run Details

    Of course we want you to participate in the Wicked Half Marathon, 10K and 5K event locally but we know things come up. So, if you can't join us on race day and still want to run, get the medal and the shirt then you still can! Here is your way to take part in this event no matter where you are! And of course, all prices include shipping! Prior to the event all virtual participants will receive an email with instructions on how to submit your time. Please note that all items will be shipped following the event on October 25th.

    Virtual Registrations are restricted to US addresses only. If you reside outside of the US and wish to participate please contact StartLine Racing at [email protected]

    What You Get!

    Custom Event Finisher's Medal for all participants

    Custom Event Dri-Fit Tech T-Shirt for all participants.

    Age Group Awards for Top Three Male and Female in all Age Groups in the half marathon, 10K and 5K distances (Race Day Participants only). Our age groups are the following:

    • 8 & Under, 9 & 10, 11-13, 14-17, 18-24, 25-29, 30-34, 35-39, 40-44, 45-49, 50-54, 55-59, 60-64, 65-69, 70-74, 75 -79, 80 & Over

    Pre- and Post-Race "Runner's Brunch" (granola bars, fruit, water, Gatorade, etc)

    Chip Timed with Real Time Results and Photos on our Website or Mobile App (on Apple and Google)

    Owned and operated by StartLine Racing!

    Please note any race related items (shirts, medals, etc.) will NOT be mailed to those who register for the in person event and choose not to attend.

    Course and Elevation Maps

    Half Marathon Course Map

    10K Course Map

    5K Course Map

    Spooky Sprint Course Map

    Water Station and Course Support Information

    Gatorade and Water will be available at all water stations.

    Water will be located at:

    • Half Marathon - Miles 1.55, 3.1, 5.1, 6.55, 8.1, 10, and 11.55

    • 10K - Miles 1.55, 3.1, and 4.65

    • 5K - Mile 1.55

    Restrooms will be located on the course at:

    • Half Marathon - Miles 3.11, 5.1, 6.2, 7.1, 8.1, and 10
    • Restrooms at Miles 3.11 and 10 will be at Rillito Regional Park (restrooms directly next to the running trail)

    • Restrooms at Miles 5.1 and 8.1 will be at Children's Memorial Park (restrooms directly next to the running trail)

    • 10K - Mile 3.11

    GU Gels will be located on the course at:

    • Half Marathon - Miles 5.1 and 8.1

    The cut-off time for the Half Marathon will be 4 hours.

    Race Day Information

    Race Day Registration and check in will be available beginning at 6:00am

    We accept cash, and credit cards on race day

    Prices on race will be:

    • Half Marathon - $90

    • 10K - $60

    • 5K - $50

    • Spooky Sprint - $25

    We welcome wheelchairs, strollers & wagons. You must start at the back of the pack.

    Bicycles, roller blades/skates, skateboards or motorized devices are not allowed on the run or walk courses.

    Leashed pet friendly event

    Due to the common start/finish line, there is no bag check for this event.

    The course will take you through dedicated running trails (all asphalt and concrete), starting and ending at Brandi Fenton Park in Tucson - meaning no need for transportation before or after the race just to get back to your car! Please note - this is an open use trail system and does not close for our event.

    The Spooky Sprint will be an untimed half mile kids run. All kids who register will receive a trick or treat bag at check in and will be able to trick or treat along the course from our volunteers. Tricks and treats are handed out by volunteers so that everyone will come away with equal amount of goodies. Parents who only want to accompany their children on the course do not need to register. Costumes are highly encouraged! All Spooky Sprint participants will receive a custom event finisher's medal and event dri-fit shirt.

    This event will take place rain or shine. There are no refunds or transfers due to weather.

    Packet Pick-Up Opportunities

    Packet Pick-up is available on Saturday, October 24th from 2:00 - 5:00pm at Road Runner Sports (map).

    • Road Runner Sports is located at 7113 N Oracle Rd, Tucson, AZ 85704

    You can also pickup your packet on race day starting at 6:00am.

    Event schedule

    Sat, October 24, 2026 2:00 PM - Packet Pick-up at Road Runner Sports from 2-5pm

    Sun, October 25, 2026 6:00 AM - Race day packet pickup and registration opens

    Sun, October 25, 2026 7:00 AM - Half Marathon Begins

    Sun, October 25, 2026 7:10 AM - Spooky Kids Sprint

    Sun, October 25, 2026 7:45 AM - 10K Begins

    Sun, October 25, 2026 7:55 AM - Race day packet pickup and registration closes

    Sun, October 25, 2026 8:00 AM - 5K Begins

    Sun, October 25, 2026 9:00 AM - Awards Ceremony (approx.)

    See full details
    5k10kHalf MarathonRunSprintTrailVirtualWheelchair via Active.com
  • Distance: 36.6 km from Oracle
    Sun, Dec 06, 2026 at 8:00 AM

    Join us as we get Rudolph & the rest of the reindeer ready for delivery day!

    The Tucson Run Run Rudolph Half Marathon, 10K,

    5K, and Reindeer Dash will take place on

    Sunday, December 6, 2026.

    5bcbeb36ddf18.png

    Event details and schedule

    Mail-in and Virtual Registration

    To register by mail please complete and return our Mail-in Registration Form! Please make checks payable to StartLine Racing.

    Virtual Run Details

    Of course we want you to participate in the Tucson Run Rudolph Half Marathon, 10K and 5K event locally but we understand things come up. So, if you can't join us on race day and still want to run, get the medal, and shirt then you still can! Here is your chance to take part in this event no matter where you are! And of course, all prices include shipping! Please note that all items will ship following the event on December 6th. Prior to the event all virtual participants will receive an email with instructions on how to submit your time.

    Virtual Registrations are restricted to US addresses only. If you reside outside of the US and wish to participate please contact StartLine Racing at [email protected]

    What You Get!

    • Custom Event Medal for ALL participants.

    • Custom Event Dri-Fit Tech Long Sleeve or Short Sleeve Shirt for ALL participants.

    • Chance to hang out with Santa!

    • Male and female Age Group Awards for Top Three in all Age Groups for the half marathon, quarter marathon and 5K (Race day participants only). Our age groups are the following:

    • 8 & Under, 9 & 10, 11-13, 14-17, 18-24, 25-29, 30-34, 35-39, 40-44, 45-49, 50-54, 55-59, 60-64, 65-69, 70-74, 75-79, 80 & Over
    • Pre- and Post-Race "Runner's Brunch" (granola bars, fruit, water, Gatorade, etc)

    • Chip Timed with Real Time Results and Photos on our Website or Mobile App (on Apple and Google)

    • Owned and operated by StartLine Racing

    Race Day Information

    Race Day Registration will be available beginning at 7am at Brandi Fenton Park in Tucson.

    We accept cash, and credit cards on race day.

    PLEASE NOTE - Your swag selection and size are not guaranteed for those who register on race day.

    Race day registration fees will be:

    Half Marathon - $90

    Quarter - $60

    5K - $50

    Reindeer Dash - $30

    Strollers welcome

    Leashed pets welcome

    Reindeer dash will be an untimed half mile run. All Reindeer Dash participants will receive a medal, and tech shirt. Parents who only want to accompany their children on the course do not need to register.

    The course will take you through dedicated running trails (all asphalt and concrete), starting and ending at Brandi Fenton Park - meaning no need for transportation before or after the race just to get back to your car! Please note - this is an open use trail system and does not close for our event.

    Due to the common start/finish line, there is no bag check for this event.

    This event will take place rain or shine. There are no refunds for due to weather.

    Course Maps

    Half Marathon

    10K

    5K

    Reindeer Dash

    Water Stations & Course Support Information

    Gatorade and Water will be available at all water stations.

    Water will be located at:

    • Half Marathon - Miles 1.55, 3.1, 5.1, 6.55, 8.1, 10, and 11.55

    • 10K - Miles 1.55, 3.1, and 4.65

    • 5K - Mile 1.55

    Restrooms will be located on the course at:

    • Half Marathon - Miles 3.11, 5.1, 6.2, 7.1, 8.1, and 10
    • Restrooms at Miles 3.11 and 10 will be at Rillito Regional Park (restrooms directly next to the running trail)

    • Restrooms at Miles 5.1 and 8.1 will be at Children's Memorial Park (restrooms directly next to the running trail)

    • 10K - Mile 3.11

    GU Gels will be located on the course at:

    • Half Marathon - Miles 5.1 and 8.1

    The cut-off time for the Half Marathon will be 4 hours.

    Packet Pick-Up Opportunities

    Packet Pick-up is available on Saturday, December 5th from 2:00 - 5:00pm at Road Runner Sports (map).

    • Road Runner Sports is located at 7113 N Oracle Rd, Tucson, AZ 85704

    Race Day Packet Pick-Up will be available starting at 7am

    Event schedule

    Sat, December 5, 2026 2:00 PM - Packet Pick-Up from 2-5pm at Road Runner Sports

    Sun, December 6, 2026 7:00 AM - Race Day Registration and Packet Pickup Opens

    Sun, December 6, 2026 8:00 AM - Half Marathon Begins

    Sun, December 6, 2026 8:10 AM - Reindeer Dash Begins

    Sun, December 6, 2026 8:50 AM - 10K Begins

    Sun, December 6, 2026 8:55 AM - Race day packet pickup and registration closes

    Sun, December 6, 2026 9:00 AM - 5K Begins

    Sun, December 6, 2026 9:45 AM - Awards Ceremony Begins (approx.)

    See full details
    5k10kHalf MarathonRunTrailVirtual via Active.com
  • Distance: 36.6 km from Oracle
    Sun, Mar 14, 2027 at 7:30 AM

    Join StartLine Racing as we continue a March tradition!

    The 10th Annual Tucson Shamrock Half Marathon, 10K, 5K

    will take place on Sunday, March 14th at

    Brandi Fenton Memorial Park.

    Event details and schedule

    Mail-in Registration Form

    To register by mail please complete and return our Mail-in Registration Form! Please make checks payable to StartLine Racing. Mail-in registrations will be accepted until March 8, 2027.

    Virtual Run Details

    Of course we want you to participate in the Shamrock Half Marathon, 10K and 5K event locally but we know things come up. So, if you can't join us on race day and still want to run, get the medal and swag then you still can! Here is your way to take part in this event no matter where you are! And of course, all prices include shipping! Prior to the event all virtual participants will receive an email with instructions on how to submit your time. Please note that all items will be shipped following the event on March 14th.

    Virtual Registrations are restricted to US addresses only. If you reside outside of the US and wish to participate please contact StartLine Racing at [email protected]

    What You Get!

    Custom Event Medal.

    Choice of Custom Event Tech Shirt for all participants. Option to select a pair of compression arm sleeves or socks.

    Male and Female Age Group Awards for Top Three in all Age Groups for the half marathon, 10K and 5K (Race day participants only). Our age groups are the following:

    • 8 & Under, 9 & 10, 11-13, 14-17, 18-24, 25-29, 30-34, 35-39, 40-44, 45-49, 50-54, 55-59, 60-64, 65-69, 70-74, 75-79, 80 & Over

    Pre- and Post-Race "Runner's Brunch" (granola bars, fruit, water, Gatorade, etc)

    Chip Timed with Real Time Results and Photos on our Website or Mobile App (on Apple and Google)

    Owned and operated by StartLine Racing!

    Please note any race related items (shirts, medals, etc.) will NOT be mailed to those that do not attend.

    Race Day Information

    Race Day Registration will be available beginning at 6:30am.

    We accept cash, and credit cards on race day

    Race Day prices:

    • Half Marathon - $90

    • 10K - $60

    • 5K - $50

    Strollers welcome

    Leashed pets welcome

    The course will take you through dedicated running trails (all asphalt and concrete), starting and ending at Brandi Fenton Memorial Park in Tucson - meaning no need for transportation before or after the race just to get back to your car! Please note - this is an open use trail system and does not close for our event.

    Due to the common start/finish line, there is no bag check for this event.

    This event will take place rain or shine. There are no refunds for due to weather.

    The time limit for the Half Marathon course is 4 hours.

    Course Information

    Gatorade and Water will be available at all water stations.

    Water will be located at:

    • Half Marathon - Miles 1.55, 3.1, 5.1, 6.55, 8.1, 10, and 11.55

    • 10K - Miles 1.55, 3.1, and 4.65

    • 5K - Mile 1.55

    Restrooms will be located on the course at:

    • Half Marathon - Miles 3.11, 5.1, 8.1, and 10
    • Restrooms at Miles 3.11 and 10 will be at Rillito Regional Park (restrooms directly next to the running trail)

    • Restrooms at Miles 5.1 and 8.1 will be at Children's Memorial Park (restrooms directly next to the running trail)

    • 10K - Mile 3.11

    GU Gels will be located on the course at:

    • Half Marathon - Miles 5.1 and 8.1

    The cut-off time for the Half Marathon will be 4 hours

    Course Maps

    Half Marathon

    10K

    5K

    Packet Pick-Up Opportunities

    Packet Pick-up is available on Saturday, March 13th from 2:00 - 5:00pm at Road Runner Sports (map).

    • Road Runner Sports is located at 7113 N Oracle Rd, Tucson, AZ 85704

    You can also pickup your packet on race day starting at 6:30am.

    Event schedule

    Sat, March 13, 2027 2:00 PM - Packet Pick-Up from 2-5pm at Road Runner Sports

    Sun, March 14, 2026 6:30 AM - Race Day Packet Pickup and Registration Opens

    Sun, March 14, 2027 7:30 AM - Half Marathon Begins

    Sun, March 14, 2027 7:45 AM - 10K Begins

    Sun, March 14, 2027 8:00 AM - 5K Begins

    Sun, March 14, 2027 9:00 AM - Award Ceremony Begins (approx.)

    See full details
    5k10kHalf MarathonRunTrailVirtual via Active.com
  • 11570 N Oracle Rd., Tucson, Arizona, 85737, United States
    OpenStreetMap Google Maps
    Distance: 37.6 km from Oracle
    Sun, Sep 20, 2026 at 6:00 AM

    Come join us for this challenging 9.3 Miles on the Nature and 50-Year Trails. Your run begins with the Nature Trail, then to the Bridal Trail to the 50-Year Trail (2.7 miles up) and turnaround at the gate to go back down and off to the Bridal Trail to the finish. The 9.3 mile event is only open to runners and run walkers that can absolutely complete the race within 3 hours (9am).

    The 5k trail run is open to runners and walkers and will be run on the Nature Trail and Bridal Trail.

    Message us for discounts for teachers, police, fire, emts, and veterans/active duty!

    With your registration you'll enjoy our homemade Mexican breakfast, free doughnuts, free fruit and nuts, free professional race photos to download in any size, quality finisher shirts in cotton and tech (male and female sizing), and overall and 5-year age group medals for 1st, 2nd, and 3rd place. Overall winners will take home free running shoes from Fleet Feet!

    Bib and parking pass pick-up:

    September 18, 10am - 6pm, only at Fleet Feet on Tanque Verde

    September 19, 10am - 4pm, only at Fleet Feet on Oracle Rd.

    Note: if you register on September 18, your bib will only be available on September 19 at the Oracle location. If you register on September 19, your bib will only be available at the race.

    IMPORTANT: your pre-purchased parking pass must be picked up no later than September 19 at 4pm at Fleet Feet at the Oracle location.

    For event details, please visit everyoneruns.net or click on the event details tab above. Dogs are not permitted for liability reasons. Entry fees are not refundable and bibs cannot be transfered without prior approval by Everyone Runs. Please consider purchasing event insurance during your registration process.

    See full details
    3.1 Miles5k9.3 MilesRunTrailWalk via RunSignup
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