SILAS OLTHOF (SR)

ILLIANA CHRISTIAN

IHSAA Bests

800 1600
3200  

2026 NWI Championships    Mar 14, 2026
3200 11:26.57 17th (F)
2026 WL Individuals    Mar 6, 2026
1600 5:13.67 32nd (F)
IHSAA Sectional 2 (Boys)    May 22, 2025
4x800 8:47.89 7th (F)
Illiana Invite    May 9, 2025
4x800 8:38.93 1st (F)
ICHS/Griffith/Lake Station Tri    Apr 29, 2025
4x400 4:16.23 5th (F)
4x800 11:04.52 3rd (F)
4/22 Wheeler vs Bishop Noll/Illiana    Apr 22, 2025
1600 4:59.38 3rd (F)
4x400 4:08.51
Tri-Meet - Calumet-Illiana-West Side    Apr 15, 2025
1600 5:11.36 3rd (F)
2025 NWI Championships    Mar 15, 2025
4x800 9:27.99 3rd (F)
2025 Indian Open    Mar 8, 2025
3200 11:34.22 23rd (F)
KV Invite    May 10, 2024
1600 5:14.52 8th (F)
Illiana Christian Invite    May 3, 2024
3200 11:18.49 7th (F)
Griffith vs Lake Station/Illiana    Apr 23, 2024
3200 11:44.03 3rd (F)
4x800 9:29.35 1st (F)
Bishop Noll/Wheeler/ICHS Triangular    Apr 16, 2024
1600 5:33.81 4th (F)
Calumet/ICHS Dual    Apr 10, 2024
3200 12:07.18 2nd (F)
2024 NWI Championships    Mar 9, 2024
4x800 10:24.95 7th (F)
Illiana Christian Invite    May 5, 2023
3200 12:10.71 5th (F)
Calumet/Lake Station/Illiana Christian Triangular    Apr 18, 2023
800 2:33.86 4th (F)
4x800 10:01.08 1st (F)
2023 Wheeler vs Griffith/Illiana    Apr 12, 2023
1600 5:40.81 7th (F)
4x400 4:52.54 5th (F)
2023 NWI Championships    Mar 11, 2023
4x800 10:20.67 8th (F)
800 Meters (Outdoor)
Top↑
Calumet/Lake Station/Illiana Christian Triangular Apr 18, 2023
1600 Meters (Outdoor)
Top↑
4/22 Wheeler vs Bishop Noll/Illiana Apr 22, 2025
Tri-Meet - Calumet-Illiana-West Side Apr 15, 2025
KV Invite May 10, 2024
Bishop Noll/Wheeler/ICHS Triangular Apr 16, 2024
2023 Wheeler vs Griffith/Illiana Apr 12, 2023
1600 Meters (Indoor)
Top↑
2026 WL Individuals Mar 6, 2026
3200 Meters (Outdoor)
Top↑
Illiana Christian Invite May 3, 2024
Griffith vs Lake Station/Illiana Apr 23, 2024
Calumet/ICHS Dual Apr 10, 2024
Illiana Christian Invite May 5, 2023
3200 Meters (Indoor)
Top↑
2026 NWI Championships Mar 14, 2026
2025 Indian Open Mar 8, 2025
4 x 400 Relay (Outdoor)
Top↑
ICHS/Griffith/Lake Station Tri Apr 29, 2025
4/22 Wheeler vs Bishop Noll/Illiana Apr 22, 2025
2023 Wheeler vs Griffith/Illiana Apr 12, 2023
2023 River Forest vs Washington Township-Illiana Christian Apr 4, 2023
4 x 800 Relay (Outdoor)
Top↑
IHSAA Sectional 2 (Boys) May 22, 2025
Illiana Invite May 9, 2025
ICHS/Griffith/Lake Station Tri Apr 29, 2025
Griffith vs Lake Station/Illiana Apr 23, 2024
Calumet/Lake Station/Illiana Christian Triangular Apr 18, 2023
4 x 800 Relay (Indoor)
Top↑
2025 NWI Championships Mar 15, 2025
2024 NWI Championships Mar 9, 2024
2023 NWI Championships Mar 11, 2023

2026 Indoors

1600 Meters
2026 WL Individuals March 6, 2026
3200 Meters
2026 NWI Championships March 14, 2026

2025 Outdoors

2025 Indoors

3200 Meters
2025 Indian Open March 8, 2025
4 x 800 Relay
2025 NWI Championships March 15, 2025

2024 Outdoors

1600 Meters
KV Invite May 10, 2024
Bishop Noll/Wheeler/ICHS Triangular April 16, 2024
3200 Meters
Illiana Christian Invite May 3, 2024
Griffith vs Lake Station/Illiana April 23, 2024
Calumet/ICHS Dual April 10, 2024
4 x 800 Relay
Griffith vs Lake Station/Illiana April 23, 2024

2024 Indoors

4 x 800 Relay
2024 NWI Championships March 9, 2024

2023 Outdoors

2023 Indoors

4 x 800 Relay
2023 NWI Championships March 11, 2023
1600 Meters (Indoors)
2026  
(Mar 6, 2026)
3200 Meters (Indoors)
2026  
(Mar 14, 2026)
2025  
(Mar 8, 2025)
800 Meters (Outdoors)
2023  
1600 Meters (Outdoors)
2025  
2024  
(May 10, 2024)
2023  
3200 Meters (Outdoors)
2024  
(May 3, 2024)
2023  
(May 5, 2023)