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2022 - Outdoor

200 Meter Dash

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Grand Theft Auto 5
Apr 16, 2022
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Counter Strike Global Offensive
Apr 02, 2022

400 Meter Dash

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The Legend of Zelda: Breath of the Wild
Apr 16, 2022
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Assassins Creed
Apr 02, 2022
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Super Mario Brothers
Mar 23, 2022
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Super Mario Brothers
Mar 19, 2022
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Counter Strike Global Offensive
Mar 05, 2022
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Counter Strike Global Offensive
Mar 05, 2022

2021 - Outdoor

100 Meter Dash

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Super Mario Brothers
Apr 23, 2021
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Assassins Creed
Apr 16-17, 2021
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Counter Strike Global Offensive
Apr 03, 2021
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The Elder Scrolls: Skyrim
Mar 26, 2021

200 Meter Dash

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The Legend of Zelda: Breath of the Wild
May 12-15, 2021
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Grand Theft Auto 5
May 04, 2021
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GoldenEye for N64
May 01, 2021
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Super Mario Brothers
Apr 23, 2021
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The Elder Scrolls: Skyrim
Apr 16-17, 2021
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The Elder Scrolls: Skyrim
Apr 07, 2021
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GoldenEye for N64
Mar 26, 2021

400 Meter Dash

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The Elder Scrolls: Skyrim
May 12-15, 2021
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Counter Strike Global Offensive
May 12-15, 2021
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Grand Theft Auto 5
May 04, 2021
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World of Warcraft
May 01, 2021
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Assassins Creed
Apr 23, 2021
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World of Warcraft
Apr 07, 2021
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Assassins Creed
Apr 03, 2021

2020 - Outdoor

100 Meter Dash

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The Elder Scrolls: Skyrim
Mar 07, 2020

400 Meter Dash

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Assassins Creed
Mar 07, 2020

Latest Videos All Videos

01:23
Girls 400m Prelims Heat 2
Mar 06, 2022
00:50
Girls 200 Prelims Heat 3
May 13, 2021

Latest News All News

Top 25 Returning Division III Girls - All Events...
Mar 04, 2022
With the first big slate of competition set to take place this weekend to start the season, these are the top 25 returning girls in Division III in each event....
Arizona Girls Returning Outdoor Sprint & Hurdle Ranking...
Feb 15, 2022
The top 100 returning girls rankings across all the sprint and hurdle events!...
2022 Outdoor Rankings
AZ National
400m 1:04.18 999th 999th
2021 Outdoor Rankings
AZ National
400m 1:01.26 999th 999th
200m 27.01 999th 999th
100m 13.37 999th 999th
2020 Outdoor Rankings
AZ National
100m 13.29 999th 999th
400m 1:03.34 999th 999th

See where Sierra Nielsen ranks.

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College Progression Tracker

Your 1600m performance is better than XX% of Division I athletes when they were Senior in high school.

Personal Records High School
Outdoor
100 Meter Dash 13.29
200 Meter Dash 27.01
400 Meter Dash 1:01.26