Nardini Series

We are down do our final (9) spots for the 2025 edition of Jackrabbit Jubilee 6 & 12 hour night runs at Nardini Manor coming up August 23, 2025.

If you've been thinking about joining us, we'd recommend registering before we fill.

Jackrabbit Jubilee Register Now!

🐹🔥 Last call to heat up those paws!
Online Registration for Hotfoot Hamster closes TONIGHT, May 26, at midnight! ⏰

Come run circles around yourself (literally) on Saturday, May 31st at the historic Nardini Manor!
Choose your grind: 6, 12, or 24 hours on our smooth, speedy, 500m gravel loop—custom-built by ultra runners who know exactly what your legs need.

Perfect for first-time ultra folks and seasoned lap lovers alike, with:
✅ USATF-certified course
✅ Trackside aid & setup
✅ Endless snacks, vibes, and hamster-wheel glory 🏃‍♂️🍪🎉

This is one of only two chances all year to get loopy at this unique endurance party at the gorgeous Nardini Manor.
Don’t miss your shot to spin at Nardini!

🐾 Secure your spot at this weekend’s Hotfoot Hamster 🐹 at the link below…

Let’s get loopy, fam!

https://ultrasignup.com/register.aspx?did=120057

🐹🔥 Ready to bring the heat to your feet?
Join us for Hotfoot Hamster at historic Nardini Manor on May 31st!

Run in circles (literally) for 6, 12, or 24 hours on our flat, fast, and hamster-wheel-worthy gravel track—custom-built by ultra runners, for ultra runners. 🏃‍♀️💨

Whether you’re chasing your first ultra finish or aiming for a shiny new PR, this USATF Certified 500m loop is the perfect playground. Plus, you’ll have a stocked aid station on course and trackside setup so you never have to stray far from the snacks. 🍪💧

This is one of only two chances this year to scurry your way through this unique endurance party experience at the gorgeous Nardini Manor…
Don’t miss the spin! 🐾

https://ultrasignup.com/register.aspx?did=120057

Let’s get loopy this weekend at Hotfoot Hamster! 🐹 🔁 🎉

We are beyond excited that the first race in the two race Nardini Series is happening this Saturday, June 1st at the 2024 edition of Hotfoot Hamster.

Join us at the gorgeous and historic Nardini Manor in beautiful Buckeye for 24 hours, 12 hours or 6 hours of fixed-time fun on the USATF certified 500 meter crushed gravel track that circles the thoughtfully manicured and whimsical grounds of the century old plantation.
With the main aid station ready for you at the start of each lap, your own crew pit stop area alongside the course if you choose, and ample cooling options to stave off the heat, this energetic venue has everything you need to crush your distance goals and have a blast while doing it.
Just like a hamster on a wheel, you’ll just keep on running!

Online registration for Hotfoot closes tonight at midnight! 🕛

Save time on race morning by snagging your spot at the link below now!

See you soon, hamsters!

https://ultrasignup.com/register.aspx?did=109434

It’s beautiful, it’s historic, it’s whimsical, it’s the PERFECT place to run your first ultra or set a new personal best…it’s the century old Nardini Manor and it is THE spot once again for the 2024 editions of Hotfoot Hamster and Jackrabbit Jubilee!

It’s your race at YOUR pace during the fixed-time fun at Hotfoot Hamster on June 1st and Jackrabbit Jubilee on August 24th.

Get loopy as you run, walk, skip or hop on the 500 meter USATF Certified crushed gravel course that winds around the gorgeous and meticulous grounds of the manor. And yes, we know it’s hot this time of year, but with the Aid Station easily accessible and readily available at each loop and plenty of ways to keep cool (think sprinklers, ice buckets and kiddie pools) you’ll be surprised at how quickly the miles fly by and how much fun you’ll have ticking off the miles with your friends.

So fixed-time fanatics, UNITE!

Head to the links below to grab your spot at Hotfoot Hamster, Jackrabbit Jubilee, or challenge yourself and do both!

We hope to see you this summer at Nardini Manor in Buckeye!
🐹🐰🔁

Hotfoot: https://ultrasignup.com/register.aspx?did=109434

Jackrabbit: https://ultrasignup.com/register.aspx?did=109437

Run all day and run all night in the shadows of the spectacular Sierra Estrella Mountains at this weekend’s Fat Ox Endurance Runs!

Online registration closes tonight at midnight for the loopy fun that will kick off this Friday, November 17th at Estrella Mountain Regional Park.

Join us for fixed-time AND fixed-distance fun in near perfect running weather at a high vibe venue.

Choose from a 100 mile, 100k, 50 mile, 50k, 48hr, 24hr, 12hr or 6hr option, OR for those of you speedsters out there, Fat Ox will also play host to the USATF 24 Hour Championship!

With a great camping area, a fully stocked aid station and your own set up right along the course if you choose, Fat Ox is the perfect venue for personal bests.

Beat the lines, head to the link below, secure your spot and plan to run long and strong with us at Estrella Mountain Regional Park this weekend at Fat Ox!

https://ultrasignup.com/register.aspx?did=102449

Runners and walkers of all levels and ages had a blast running like hamsters on a wheel this past weekend at the 2023 edition of Hotfoot Hamster 🐹

Nardini manor was beautiful as always and the energy of the charts as personal goals and records were smashed during the 24, 12 and 6 hour fixed-time options.
We want to thank all who joined us and congratulate all of you who took on the challenge!

Let’s give a shout out to the winners of this year’s Hotfoot Hamster…

24 hour men:

George Lind 106.88
Thor Johansen 93.52
Ed Ettinghausen 89.79

24 hour women:

Taylor Scornavacco 99.73 (2nd OA)
Paula Olson 91.96
Danelle Readinger 80.16

12 hour men:

Kaleb Stephens 68.04
Ed Golden 56.86
Jeff Barton 55.61

12 hour women:

Lindsay DesRochers 54.99
Addison Sember 54.06
Lauren Merritt 52.82

6 hour men:

Pete Kostelnick 44.12
Jimmy Burnett 39.15
Jake Sandmeyer 36.66

6 hour women:

Holly Blukis 33.86
Kim Ellsworth 32.62
Christina Austin 32.31

Great work, hamsters, and we hope to see you all in August to hop around with us all night long at Nardini Manor at Jackrabbit Jubilee!

It’s beautiful, it’s historic, it’s whimsical, it’s the PERFECT place to run your first ultra or set a new personal best…it’s the century old Nardini Manor and it is THE spot once again for the 2023 editions of Hotfoot Hamster and Jackrabbit Jubilee!

Registration is now open for both of our fixed-time festivals at the manor: Hotfoot Hamster on June 3rd and Jackrabbit Jubilee on August 26th.

Get loopy as you run, walk, skip or hop on the 500 meter USATF Certified crushed gravel course that winds around the gorgeous and meticulous grounds of the manor. And yes, we know it’s hot this time of year, but with the Aid Station easily accessible and readily available at each loop and plenty of ways to keep cool (think sprinklers, ice buckets and kiddie pools) you’ll be surprised at how quickly the miles fly by and how much fun you’ll have getting loopy with your friends.

So fixed-time fanatics, UNITE!

Head to the links below to grab your spot at Hotfoot Hamster, Jackrabbit Jubilee, or challenge yourself and do both!

We hope to see you this summer at Nardini Manor in Buckeye!
🐹🐰🔁

📸 and

Hotfoot Hamster: https://ultrasignup.com/register.aspx?did=102444

Jackrabbit Jubilee: https://ultrasignup.com/register.aspx?did=102447

And that’s a wrap!
The 2022 edition of the Nardini Series has come to a close. It may not have ended at Nardini itself, but the spirit and camaraderie of the Manor was heard loud and clear at Fat Ox this past weekend at its 2022 venue, Estrella Mountain Regional Park.

We want to thank all of you who joined us for one race or all three races in the series, and hope we will see you all at Across the Years at the end of the month!

For now, let’s congratulate our winners of this past weekend Fat Ox!

100 mile men:

Robert Mello
Tyler Nash
George Greco

100 mile women:

Ellen Lagerman (1st OA)
Elizabeth Hermans (2nd OA)
Pam Reed

48hr men:

Jerry Hughes
Marc Sanderson
Remo Spagnol

48hr women:

Jess Mullen
Diana Giacalone
Jill Hudson

6hr men:

Jeremy Eppley
Tyler McCabe
John Fegyveresi

6hr women:

Kristin Harvey (3rd OA)
Christina Austin
Anique Johnson

24 hour men:

Larry Stephens
Eric Ebele
Anthony Witt

24 hour women:

Jennifer Goins
Meili Mathuren
Barbara Brownlee

12 hour men:

Martine Bermudes
Scott Beardsley
Lii Yun

12 hour women:

Jen Francis
Julesha Jones
Debbie Leftwich

Great work, runners!

Registration for the third and final race in the Nardini Series, Fat Ox, closes Monday night at midnight!

Head to the link below to join the fun at the exciting new for 2022 venue, Estrella Mountain Regional Park, beginning this Friday December 2nd. With a great camping area, a one mile loop, mountain views and more, this is one fixed-time party you won’t want to miss!

48 hours, 24 hours, 12 hours, 6 hours or 100 miles…let’s go!

https://ultrasignup.com/register.aspx?did=97793

We know it’s called the “Nardini Series” but the third and final race in the series, Fat Ox, has a new venue!

Join us this December 2-3 for Fat Ox at Estrella Mountain Regional Park!

The coolest of the fixed time series, Fat Ox, returns with a new venue at Estrella Mountain Regional Park for a 48-hour run fest. Participants choose between the 48 Hour, 24 Hour, 12 Hour, 6 Hour or 100 miler all on a 0.988178 mile certified loop! Run all day and night on this sidewalk path that winds around the turf area of Estrella Mountain Regional Park with the Estrella foothills as a backdrop. The campground is shaded with lots of trees to hang your hammocks and there’s a HUGE playground in the center of it all for your kiddos to play while you run all DAY!

This is the perfect final fixed-time frenzy for a last tune up before Across the Years, or for your first time go at a new format.

Head to the link below to learn more and join us for Fat Ox at Estrella!

https://ultrasignup.com/register.aspx?did=97793