51
Desmond
Hardy
1:42.20
10
BB Min
A: 1:32.29 (+9.91s | 9.7%)
Rocky Mountain Rapids
07/25/2025
2025 CO CSI Age Group Championships
52
Milo
Hilst
1:42.42
10
BB Min
A: 1:32.29 (+10.13s | 9.9%)
Greenwood Tiger Sharks
04/13/2025
2025 CO NJ Spring LC Tri Meet
50 Back
48.15
48.15
100 Back
54.27
1:42.42
100 Back
1:42.42
53
Hudson
Schamber
1:42.50
10
BB Min
A: 1:32.29 (+10.21s | 10.0%)
Aces Swim Club
07/11/2025
2025 CO ACES DSA Summer Blast Last Chance
50 Back
50.42
50.42
100 Back
52.08
1:42.50
100 Back
1:42.50
54
Otto
Seeber
1:42.65
8
BB Min
A: 1:32.29 (+10.36s | 10.1%)
Flatiron Athletic Club
07/25/2025
2025 CO CSI Age Group Championships
50 Back
49.53
49.53
100 Back
53.12
1:42.65
100 Back
1:42.65
55
Henry
Luevano
1:42.78
8
BB Min
A: 1:32.29 (+10.49s | 10.2%)
Aces Swim Club
07/25/2025
2025 CO CSI Age Group Championships
50 Back
50.85
50.85
100 Back
51.93
1:42.78
100 Back
1:42.78
56
Finn
Liebers
1:43.03
10
BB Min
A: 1:32.29 (+10.74s | 10.4%)
COSA Swimming
04/26/2025
2025 CO COSA Spring LC Kick Off
50 Back
51.26
51.26
100 Back
51.77
1:43.03
100 Back
1:43.03
57
Noah
Gaal
1:43.18
8
BB Min
A: 1:32.29 (+10.89s | 10.6%)
Aces Swim Club
07/25/2025
2025 CO CSI Age Group Championships
58
Nolan
Rhamey
1:43.23
9
BB Min
A: 1:32.29 (+10.94s | 10.6%)
North Jeffco Swim Team
07/26/2024
CSI AG LC Championships
50 Back
51.44
51.44
100 Back
51.79
1:43.23
100 Back
1:43.23
59
Jacob
Akerley
1:43.44
9
BB Min
A: 1:32.29 (+11.15s | 10.8%)
Rocky Mountain Rapids
07/25/2025
2025 CO CSI Age Group Championships
50 Back
50.46
50.46
100 Back
52.98
1:43.44
100 Back
1:43.44
60
Thomas
Halford
1:43.68
9
BB Min
A: 1:32.29 (+11.39s | 11.0%)
Pikes Peak Athletics
07/25/2025
2025 CO CSI Age Group Championships
50 Back
51.68
51.68
100 Back
52.00
1:43.68
100 Back
1:43.68
61
Jason
Buhr
1:43.97
9
BB Min
A: 1:32.29 (+11.68s | 11.2%)
Pikes Peak Athletics
05/30/2025
2025 CO Barracuda Summer Sizzler Invite
50 Back
51.26
51.26
100 Back
52.71
1:43.97
100 Back
1:43.97
62
Dashel
Archer
1:43.98
9
BB Min
A: 1:32.29 (+11.69s | 11.2%)
Evergreen Hurricanes
07/25/2025
2025 CO CSI Age Group Championships
63
Aidan
Woods
1:44.14
10
BB Min
A: 1:32.29 (+11.85s | 11.4%)
Fort Collins Area Swim Team
06/06/2025
2025 CO FAST June Bonanza
50 Back
52.34
52.34
100 Back
51.80
1:44.14
100 Back
1:44.14
64
Hudson
Reinhardt
1:44.90
10
B Min
BB: 1:44.49 (+0.41s | 0.4%)
Highlands Ranch Aquatics
07/25/2025
2025 CO CSI Age Group Championships
65
Jorge
Azevedo
1:44.93
9
B Min
BB: 1:44.49 (+0.44s | 0.4%)
Front Range Barracudas
07/12/2024
NCS Gold District Championships
50 Back
52.02
52.02
100 Back
52.91
1:44.93
100 Back
1:44.93
66
Henry
Ing
1:44.95
9
B Min
BB: 1:44.49 (+0.46s | 0.4%)
Denver Triton Swim Team
05/10/2024
FST May Madness
50 Back
52.13
52.13
100 Back
52.82
1:44.95
100 Back
1:44.95
67
William
Tate
1:45.11
10
B Min
BB: 1:44.49 (+0.62s | 0.6%)
Pueblo County Swim Team
06/06/2025
2025 CO La Junta Invitational
68
Preston
Rutter
1:45.22
10
B Min
BB: 1:44.49 (+0.73s | 0.7%)
COSA Swimming
04/26/2025
2025 CO COSA Spring LC Kick Off
50 Back
52.10
52.10
100 Back
53.12
1:45.22
100 Back
1:45.22
69
Bennett
Kohlmeyer
1:45.32
9
B Min
BB: 1:44.49 (+0.83s | 0.8%)
Life Time Colorado Swim Team
04/26/2025
2025 CO FST Spring LC Fever
50 Back
48.52
48.52
100 Back
56.80
1:45.32
100 Back
1:45.32
70
Caden
Fish
1:45.54
10
B Min
BB: 1:44.49 (+1.05s | 1.0%)
Flatiron Athletic Club
07/25/2025
2025 CO CSI Age Group Championships
50 Back
52.97
52.97
100 Back
52.57
1:45.54
100 Back
1:45.54
71
Eamon
Brown
1:45.75
10
B Min
BB: 1:44.49 (+1.26s | 1.2%)
Salida Cyclones
06/27/2025
2025 CO Alicia Leavitt Memorial Open
72
Asher
Cariazo
1:45.84
9
B Min
BB: 1:44.49 (+1.35s | 1.3%)
Montrose Marlins Swim Club
07/25/2025
2025 CO CSI Age Group Championships
50 Back
51.97
51.97
100 Back
53.87
1:45.84
100 Back
1:45.84
73
Landon
Beard
1:46.15
10
B Min
BB: 1:44.49 (+1.66s | 1.6%)
Aces Swim Club
07/11/2025
2025 CO ACES DSA Summer Blast Last Chance
50 Back
53.02
53.02
100 Back
53.13
1:46.15
100 Back
1:46.15
74
Wylie
Woods
1:46.19
10
B Min
BB: 1:44.49 (+1.70s | 1.6%)
Durango Swim Club
06/06/2025
2025 CO NJ Summer Solstice Invitational
75
Bradley
Royce
1:46.32
9
B Min
BB: 1:44.49 (+1.83s | 1.7%)
Highlands Ranch Aquatics
06/27/2025
2025 CO Zone 2 DU Meet
50 Back
54.30
54.30
100 Back
52.02
1:46.32
100 Back
1:46.32
76
Christopher
Roeder
1:46.57
9
B Min
BB: 1:44.49 (+2.08s | 2.0%)
Aspen Swim Club
07/25/2025
2025 CO CSI Age Group Championships
50 Back
49.20
49.20
100 Back
57.37
1:46.57
100 Back
1:46.57
77
Kaden
Wu
1:46.69
9
B Min
BB: 1:44.49 (+2.20s | 2.1%)
Denver Swim Academy
04/26/2025
2025 CO FST Spring LC Fever
50 Back
51.83
51.83
100 Back
54.86
1:46.69
100 Back
1:46.69
78
Blaze
Garcia
1:46.71
9
B Min
BB: 1:44.49 (+2.22s | 2.1%)
Pueblo County Swim Team
06/19/2025
2025 CO Grand Junction Invitational
50 Back
50.32
50.32
100 Back
56.39
1:46.71
100 Back
1:46.71
79
Jaden
Langley
1:46.87
8
B Min
BB: 1:44.49 (+2.38s | 2.2%)
Rocky Mountain Rapids
04/26/2025
2025 CO COSA Spring LC Kick Off
80
Easton
Fairbank
1:46.99
7
B Min
BB: 1:44.49 (+2.50s | 2.3%)
Front Range Barracudas
07/25/2025
2025 CO CSI Age Group Championships
50 Back
49.78
49.78
100 Back
57.21
1:46.99
100 Back
1:46.99
81
Raul
Gonzalez-Porflidt
1:47.08
10
B Min
BB: 1:44.49 (+2.59s | 2.4%)
Fort Collins Area Swim Team
04/25/2025
2025 CO FAST Spring Splash LC Open
50 Back
52.67
52.67
100 Back
54.41
1:47.08
100 Back
1:47.08
82
Clayton
Smith
1:47.28
10
B Min
BB: 1:44.49 (+2.79s | 2.6%)
Durango Swim Club
07/11/2025
2025 CO Western Slope LeagueChampionships
50 Back
52.47
52.47
100 Back
54.81
1:47.28
100 Back
1:47.28
83
Zaiden
Passeretti
1:47.31
9
B Min
BB: 1:44.49 (+2.82s | 2.6%)
Aspire Aquatics OF Colorado
04/12/2024
FST Spring Fever
50 Back
54.90
54.90
100 Back
52.41
1:47.31
100 Back
1:47.31
84
Landon
Callaway
1:47.31
10
B Min
BB: 1:44.49 (+2.82s | 2.6%)
Aces Swim Club
07/25/2025
2025 CO CSI Age Group Championships
50 Back
51.80
51.80
100 Back
55.51
1:47.31
100 Back
1:47.31
85
Cooper
Strahan
1:47.39
10
B Min
BB: 1:44.49 (+2.90s | 2.7%)
Avon Swim Club
05/17/2025
2025 CO Hilltopper Invite
86
Lukas
Zazhitskiy
1:47.46
8
B Min
BB: 1:44.49 (+2.97s | 2.8%)
Highlands Ranch Aquatics
06/06/2025
2025 CO NJ Summer Solstice Invitational
50 Back
50.89
50.89
100 Back
56.57
1:47.46
100 Back
1:47.46
87
Asher
Gaal
1:47.54
10
B Min
BB: 1:44.49 (+3.05s | 2.8%)
Aces Swim Club
06/19/2025
2025 CO ACES Summer Invite
88
Jett
Johnson
1:47.70
10
B Min
BB: 1:44.49 (+3.21s | 3.0%)
Aspire Aquatics OF Colorado
07/25/2025
2025 CO CSI Age Group Championships
50 Back
51.69
51.69
100 Back
56.01
1:47.70
100 Back
1:47.70
89
Alexander
Rich
1:47.96
9
B Min
BB: 1:44.49 (+3.47s | 3.2%)
Maverick Aquatics
07/11/2025
2025 CO Western Slope LeagueChampionships
50 Back
52.09
52.09
100 Back
55.87
1:47.96
100 Back
1:47.96
90
Sterling
Hansen
1:48.00
9
B Min
BB: 1:44.49 (+3.51s | 3.3%)
Brighton Bullfrogs Swim Club
05/30/2025
2025 CO Barracuda Summer Sizzler Invite
91
Elliot
Gorman
1:48.28
9
B Min
BB: 1:44.49 (+3.79s | 3.5%)
Front Range Barracudas
07/25/2025
2025 CO CSI Age Group Championships
50 Back
54.23
54.23
100 Back
54.05
1:48.28
100 Back
1:48.28
92
Milo
Lanigan
1:48.35
9
B Min
BB: 1:44.49 (+3.86s | 3.6%)
Pikes Peak Athletics
07/12/2025
2025 CO Southern Colorado LC Championship
50 Back
52.89
52.89
100 Back
55.46
1:48.35
100 Back
1:48.35
93
Matthew
Ko
1:48.41
9
B Min
BB: 1:44.49 (+3.92s | 3.6%)
Aspire Aquatics OF Colorado
06/19/2025
2025 CO ACES Summer Invite
94
Henry
Fredericks
1:48.55
8
B Min
BB: 1:44.49 (+4.06s | 3.7%)
COSA Swimming
04/26/2025
2025 CO COSA Spring LC Kick Off
50 Back
53.69
53.69
100 Back
54.86
1:48.55
100 Back
1:48.55
95
Colin
Hui
1:48.94
9
B Min
BB: 1:44.49 (+4.45s | 4.1%)
Highlands Ranch Aquatics
05/16/2025
2025 CO NJ Ken Kelley Invite
50 Back
51.56
51.56
100 Back
57.38
1:48.94
100 Back
1:48.94
96
Lincoln
Lindquist
1:49.12
10
B Min
BB: 1:44.49 (+4.63s | 4.2%)
SlipStream Aquatics
05/16/2025
2025 CO NJ Ken Kelley Invite
50 Back
53.01
53.01
100 Back
56.11
1:49.12
100 Back
1:49.12
97
Fletcher
Chinn
1:49.14
10
B Min
BB: 1:44.49 (+4.65s | 4.3%)
Meeker Marlins
07/11/2025
2025 CO Western Slope LeagueChampionships
98
Decker
Sewell
1:50.27
9
B Min
BB: 1:44.49 (+5.78s | 5.2%)
Ski Hi Aquatics
06/27/2025
2025 CO Alicia Leavitt Memorial Open
99
Lawson
Tenfjord
1:50.39
9
B Min
BB: 1:44.49 (+5.90s | 5.3%)
Highlands Ranch Aquatics
05/16/2025
2025 CO NJ Ken Kelley Invite
50 Back
52.64
52.64
100 Back
57.75
1:50.39
100 Back
1:50.39
100
Brach
Gatheridge
1:50.56
10
B Min
BB: 1:44.49 (+6.07s | 5.5%)
Falfins Swimming
06/20/2025
2025 Falfins Long Course Open
50 Back
52.35
52.35
100 Back
58.21
1:50.56
100 Back
1:50.56