Austin's Backyard Ultra
run any distance 4.17 miles (1 loop) or more. Other race distance Equivalents:
Half Marathon (13.1): Complete 4 loops
Marathon (26.2): Complete 7 loops
50K (31 miles): Complete 8 loops
50 Miles: Complete 12 loops
100K (62 miles): Complete 15 loops
100 Miles: Complete 24 loops
Half Marathon (13.1): Complete 4 loops
Marathon (26.2): Complete 7 loops
50K (31 miles): Complete 8 loops
50 Miles: Complete 12 loops
100K (62 miles): Complete 15 loops
100 Miles: Complete 24 loops
- Event Dates:
- Saturday May 29, 2027 - Monday May 31, 2027
- Start Time:
- 7:00am CDT
- End Time:
- 7:00am CDT
- Price:
- $129.99 $109.99 Race Fee + $7.60 SignUp Fee
- Registration:
- Price increases to $129.99 after August 31, 2026 at 11:59pm CDT
| Registration Starting | Registration Ending | Price |
|---|---|---|
| May 26, 2026, 12:00am CDT | August 31, 2026, 11:59pm CDT | $129.99 $109.99 Race Fee + $7.60 SignUp Fee |
| September 1, 2026, 12:00am CDT | December 31, 2026, 11:59pm CST | $149.99 $129.99 Race Fee + $8.80 SignUp Fee |
| January 1, 2027, 12:00am CST | March 31, 2027, 11:59pm CDT | $179.99 $149.99 Race Fee + $10.00 SignUp Fee |
| April 1, 2027, 12:00am CDT | May 15, 2027, 11:59pm CDT | $199.99 $179.99 Race Fee + $11.80 SignUp Fee |
| May 16, 2027, 12:00am CDT | May 28, 2027, 6:00pm CDT | $199.99 Race Fee + $13.00 SignUp Fee |
Memorial Marathon
- Event Date:
- Sunday May 30, 2027
- Start Time:
- 7:00am CDT
- End Time:
- 4:00pm CDT
- Price:
- $99.99 $89.99 Race Fee + $6.40 SignUp Fee
- Registration:
- Price increases to $99.99 after August 31, 2026 at 11:59pm CDT
| Registration Starting | Registration Ending | Price |
|---|---|---|
| May 26, 2026, 12:00am CDT | August 31, 2026, 11:59pm CDT | $99.99 $89.99 Race Fee + $6.40 SignUp Fee |
| September 1, 2026, 12:00am CDT | December 31, 2026, 11:59pm CST | $109.99 $99.99 Race Fee + $7.00 SignUp Fee |
| January 1, 2027, 12:00am CST | March 31, 2027, 11:59pm CDT | $139.99 $109.99 Race Fee + $7.60 SignUp Fee |
| April 1, 2027, 12:00am CDT | May 15, 2027, 11:59pm CDT | $159.99 $139.99 Race Fee + $9.40 SignUp Fee |
| May 16, 2027, 12:00am CDT | May 28, 2027, 11:59pm CDT | $159.99 Race Fee + $10.60 SignUp Fee |
Remembrance Run Half-Marathon
- Event Date:
- Sunday May 30, 2027
- Start Time:
- 7:00am CDT
- End Time:
- 4:00pm CDT
- Price:
- $85.99 $75.99 Race Fee + $5.56 SignUp Fee
- Registration:
- Price increases to $85.99 after August 31, 2026 at 11:59pm CDT
| Registration Starting | Registration Ending | Price |
|---|---|---|
| May 26, 2026, 12:00am CDT | August 31, 2026, 11:59pm CDT | $85.99 $75.99 Race Fee + $5.56 SignUp Fee |
| September 1, 2026, 12:00am CDT | December 31, 2026, 11:59pm CST | $89.99 $85.99 Race Fee + $6.16 SignUp Fee |
| January 1, 2027, 12:00am CST | March 31, 2027, 11:59pm CDT | $99.99 $89.99 Race Fee + $6.40 SignUp Fee |
| April 1, 2027, 12:00am CDT | May 15, 2027, 11:59pm CDT | $109.99 $99.99 Race Fee + $7.00 SignUp Fee |
| May 16, 2027, 12:00am CDT | May 28, 2027, 11:59pm CDT | $109.99 Race Fee + $7.60 SignUp Fee |
The 8 Mile March
- Event Date:
- Sunday May 30, 2027
- Start Time:
- 7:00am CDT
- End Time:
- 12:00pm CDT
- Price:
- $59.99 $49.99 Race Fee + $4.00 SignUp Fee
- Registration:
- Price increases to $59.99 after August 31, 2026 at 11:59pm CDT
| Registration Starting | Registration Ending | Price |
|---|---|---|
| May 26, 2026, 12:00am CDT | August 31, 2026, 11:59pm CDT | $59.99 $49.99 Race Fee + $4.00 SignUp Fee |
| September 1, 2026, 12:00am CDT | December 31, 2026, 11:59pm CST | $69.99 $59.99 Race Fee + $4.60 SignUp Fee |
| January 1, 2027, 12:00am CST | March 31, 2027, 11:59pm CDT | $79.99 $69.99 Race Fee + $5.20 SignUp Fee |
| April 1, 2027, 12:00am CDT | May 28, 2027, 11:59pm CDT | $79.99 Race Fee + $5.80 SignUp Fee |
The 8 Mile March (Ruck)
- Event Date:
- Sunday May 30, 2027
- Start Time:
- 7:00am CDT
- End Time:
- 12:00pm CDT
- Price:
- $59.99 $49.99 Race Fee + $4.00 SignUp Fee
- Registration:
- Price increases to $59.99 after August 31, 2026 at 11:59pm CDT
| Registration Starting | Registration Ending | Price |
|---|---|---|
| May 26, 2026, 12:00am CDT | August 31, 2026, 11:59pm CDT | $59.99 $49.99 Race Fee + $4.00 SignUp Fee |
| September 1, 2026, 12:00am CDT | December 31, 2026, 11:59pm CST | $69.99 $59.99 Race Fee + $4.60 SignUp Fee |
| January 1, 2027, 12:00am CST | March 31, 2027, 11:59pm CDT | $79.99 $69.99 Race Fee + $5.20 SignUp Fee |
| April 1, 2027, 12:00am CDT | May 28, 2027, 11:59am CDT | $79.99 Race Fee + $5.80 SignUp Fee |
The 4 Mile March
- Event Date:
- Sunday May 30, 2027
- Start Time:
- 7:00am CDT
- End Time:
- 12:00pm CDT
- Price:
- $49.99 $39.99 Race Fee + $3.40 SignUp Fee
- Registration:
- Price increases to $49.99 after August 31, 2026 at 11:59pm CDT
| Registration Starting | Registration Ending | Price |
|---|---|---|
| May 26, 2026, 12:00am CDT | August 31, 2026, 11:59pm CDT | $49.99 $39.99 Race Fee + $3.40 SignUp Fee |
| September 1, 2026, 12:00am CDT | December 31, 2026, 11:59pm CST | $59.99 $49.99 Race Fee + $4.00 SignUp Fee |
| January 1, 2027, 12:00am CST | March 31, 2027, 11:59pm CDT | $69.99 $59.99 Race Fee + $4.60 SignUp Fee |
| April 1, 2027, 12:00am CDT | May 28, 2027, 11:59pm CDT | $69.99 Race Fee + $5.20 SignUp Fee |
The 4 Mile March (Ruck)
- Event Date:
- Sunday May 30, 2027
- Start Time:
- 7:00am CDT
- End Time:
- 12:00pm CDT
- Price:
- $49.99 $39.99 Race Fee + $3.40 SignUp Fee
- Registration:
- Price increases to $49.99 after August 31, 2026 at 11:59pm CDT
| Registration Starting | Registration Ending | Price |
|---|---|---|
| May 26, 2026, 12:00am CDT | August 31, 2026, 11:59pm CDT | $49.99 $39.99 Race Fee + $3.40 SignUp Fee |
| September 1, 2026, 12:00am CDT | December 31, 2026, 11:59pm CST | $59.99 $49.99 Race Fee + $4.00 SignUp Fee |
| January 1, 2027, 12:00am CST | March 31, 2027, 11:59pm CDT | $69.99 $59.99 Race Fee + $4.60 SignUp Fee |
| April 1, 2027, 12:00am CDT | May 28, 2027, 11:59am CDT | $69.99 Race Fee + $5.20 SignUp Fee |
This is a service fee for processing your registration. This may be slightly higher or lower per registrant than the amount shown here.
