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Click on the name of the swimmer to see their individual PBs.
| 8 Years Old Age Group Records | |||||
| Stroke | Distance | Time | Swimmer | Date | Gala | Backstroke | 25m | 20.03 | Wyllie, James | 16/11/2014 | NASC Club Championships | Backstroke | 50m | 43.61 | Schofield, Charlie | 1/11/2020 | Level X | Backstroke | 200m | 3:25.97 | Wyllie, James | 20/10/2014 | NASC Club Championships | Breaststroke | 25m | 24.18 | Stanley, Oliver | 6/6/2015 | Moors League Junior Gala | Breaststroke | 50m | 54.09 | Leggott, Jack | 15/3/2014 | NASC Time Trials | Breaststroke | 200m | 3:56.62 | Wyllie, James | 20/10/2014 | NASC Club Championships | Butterfly | 25m | 20.38 | Richards, Joseph | 10/5/2003 | - | Butterfly | 50m | 54.02 | Wilkin, James | 22/5/2016 | Northallerton Invitational SC | Freestyle | 25m | 17.22 | Wyllie, James | 31/1/2015 | Moors League Junior Gala | Freestyle | 50m | 34.93 | Wyllie, James | 21/11/2012 | Dummy Gala Upload | Freestyle | 100m | 1:37.45 | Schofield, Charlie | 4/11/2020 | Level X | Freestyle | 200m | 3:05.31 | Wyllie, James | 22/10/2014 | NASC Club Championships | IM | 100m | 1:38.54 | Wyllie, James | 16/11/2014 | NASC Club Championships | IM | 200m | 3:33.39 | Wyllie, James | 22/10/2014 | NASC Club Championships |
| 9 Years Old Age Group Records | |||||
| Stroke | Distance | Time | Swimmer | Date | Gala | Backstroke | 25m | 17.73 | Wyllie, James | 11/10/2015 | NASC Club Championships | Backstroke | 50m | 40.95 | Schofield, Charlie | 19/9/2021 | COSSS Teaspoon Gala 2021 | Backstroke | 100m | 1:22.60 | Wyllie, James | 14/2/2016 | Yorkshire County Championships | Backstroke | 200m | 2:59.80 | Wyllie, James | 7/2/2016 | Yorkshire County Championships | Breaststroke | 25m | 19.81 | Wilbor, Ben | 4/10/2003 | - | Breaststroke | 50m | 51.21 | Wilkin, James | 1/7/2017 | Moors League Ability Gala | Breaststroke | 100m | 1:52.55 | Wilkin, James | 4/6/2017 | Northallerton Invitational Sho | Breaststroke | 200m | 3:42.06 | Wilbor, Ben | 23/2/2003 | - | Butterfly | 25m | 17.54 | Richards, Joseph | 27/3/2004 | - | Butterfly | 50m | 39.82 | Warwick, Nathan | 21/4/2012 | Friendly Gala | Butterfly | 100m | 2:13.93 | Hinde, Thomas | 14/10/2023 | YSA Winter SC Championships | Butterfly | 200m | 3:33.69 | Richards, Joseph | 18/4/2004 | - | Freestyle | 25m | 15.57 | Warwick, Nathan | 31/3/2012 | Moors League Gala | Freestyle | 50m | 35.23 | Wyllie, James | 12/7/2015 | RDASC Summer Madness Meet | Freestyle | 100m | 1:13.80 | Wyllie, James | 13/2/2016 | Yorkshire County Championships | Freestyle | 200m | 2:39.80 | Wyllie, James | 7/2/2016 | Yorkshire County Championships | Freestyle | 400m | 6:26.20 | Schofield, Charlie | 14/11/2021 | Hambleton Championships (inc. NASC Club Champs) | IM | 100m | 1:30.44 | Wyllie, James | 15/11/2015 | NASC Club Championships | IM | 200m | 3:15.61 | Wyllie, James | 18/10/2015 | NASC Club Championships | IM | 400m | 9:02.80 | Hinde, Thomas | 25/11/2022 | NASC Club Championships (400IM) |
| 10 Years Old Age Group Records | |||||
| Stroke | Distance | Time | Swimmer | Date | Gala | Backstroke | 25m | 17.65 | Wyllie, James | 25/6/2016 | Moors League Series Gala 2016 (F) | Backstroke | 50m | 35.80 | Wyllie, James | 11/2/2017 | Yorkshire SA County Championsh | Backstroke | 100m | 1:22.44 | Schofield, Charlie | 22/10/2022 | YSA Winter Championships | Backstroke | 200m | 2:50.10 | Wyllie, James | 5/2/2017 | Yorkshire SA County Championsh | Breaststroke | 25m | 20.78 | Waton, Gareth | 1/1/1997 | - | Breaststroke | 50m | 44.36 | Bowers, Dylan | 26/3/2023 | NASC Time Trials | Breaststroke | 100m | 1:42.45 | Bowers, Dylan | 8/1/2023 | NASC ‘LAST CHANCE’ TIME TRIALS | Breaststroke | 200m | 3:36.77 | Bowers, Dylan | 4/2/2023 | YSA Championships 2023 | Butterfly | 25m | 16.80 | Warwick, Nathan | 12/1/2013 | Moors League Junior Gala | Butterfly | 50m | 37.11 | Richards, Joseph | 4/12/2004 | - | Butterfly | 100m | 1:32.44 | Wyllie, James | 11/6/2016 | NASC Club Championships 2016 | Butterfly | 200m | 3:22.81 | Richards, Joseph | 6/11/2004 | - | Freestyle | 25m | 14.80 | Wyllie, James | 20/11/2016 | NASC Club Championships | Freestyle | 50m | 30.90 | Wyllie, James | 11/2/2017 | Yorkshire SA County Championsh | Freestyle | 100m | 1:11.88 | Wyllie, James | 17/9/2016 | Richmond Dales Back to School | Freestyle | 200m | 2:31.50 | Wyllie, James | 5/2/2017 | Yorkshire SA County Championsh | Freestyle | 400m | 5:57.69 | Schofield, Charlie | 11/11/2022 | NASC Club Championships (400FC) | IM | 100m | 1:24.59 | Richards, Joseph | 21/11/2004 | - | IM | 200m | 3:04.01 | Wyllie, James | 11/6/2016 | NASC Club Championships 2016 |
| 11 Years Old Age Group Records | |||||
| Stroke | Distance | Time | Swimmer | Date | Gala | Backstroke | 25m | 17.29 | Hart, Oliver | 25/6/2023 | NASC Time Trials | Backstroke | 50m | 34.30 | Wyllie, James | 28/5/2017 | NER Championships | Backstroke | 100m | 1:15.53 | Richards, Joseph | 11/3/2006 | - | Backstroke | 200m | 2:45.77 | Wyllie, James | 4/2/2018 | Yorkshire County Championships | Breaststroke | 25m | 20.29 | Wharton, Jacob | 5/1/2019 | NASC 25m Time Trials | Breaststroke | 50m | 41.72 | Wilbor, Ben | 17/7/2005 | - | Breaststroke | 100m | 1:29.76 | Hart, Oliver | 25/6/2023 | NASC Time Trials | Breaststroke | 200m | 3:25.27 | Wilbor, Ben | 17/7/2005 | - | Butterfly | 25m | 16.91 | Welford, Noah | 6/5/2017 | Dummy Gala Upload | Butterfly | 50m | 35.27 | Wilkin, James | 29/6/2019 | Moors League Series Gala (4) | Butterfly | 100m | 1:20.53 | Wyllie, James | 15/10/2017 | Club Championships 2017 | Butterfly | 200m | 3:02.91 | Richards, Joseph | 11/3/2006 | - | Freestyle | 25m | 14.18 | Wyllie, James | 19/11/2017 | Club Championships 2017 | Freestyle | 50m | 30.57 | Wyllie, James | 15/10/2017 | Club Championships 2017 | Freestyle | 100m | 1:06.44 | Wyllie, James | 10/2/2018 | Yorkshire County Championships | Freestyle | 200m | 2:27.70 | Wyllie, James | 4/2/2018 | Yorkshire County Championships | Freestyle | 400m | 6:07.51 | Bowers, Dylan | 10/11/2023 | Hambleton Championships (inc. NASC Club Champs) | IM | 100m | 1:18.63 | Wyllie, James | 8/10/2017 | Club Championships 2017 | IM | 200m | 2:50.41 | Wyllie, James | 15/10/2017 | Club Championships 2017 |
| 12 Years Old Age Group Records | |||||
| Stroke | Distance | Time | Swimmer | Date | Gala | Backstroke | 25m | 16.28 | Wyllie, James | 5/1/2019 | NASC 25m Time Trials | Backstroke | 50m | 32.96 | Wyllie, James | 19/1/2019 | Moors League Series Gala (1) | Backstroke | 100m | 1:14.69 | Wyllie, James | 15/9/2018 | YSA Winter Championships | Backstroke | 200m | 2:41.58 | Wyllie, James | 14/10/2018 | Club Championships 2018 | Breaststroke | 25m | 18.84 | Wyllie, James | 5/1/2019 | NASC 25m Time Trials | Breaststroke | 50m | 38.74 | Lister, Ewan | 1/11/2004 | - | Breaststroke | 100m | 1:26.42 | Wilbor, Ben | 6/5/2006 | - | Breaststroke | 200m | 3:05.72 | Wilbor, Ben | 29/4/2006 | - | Butterfly | 25m | 15.69 | Wyllie, James | 5/1/2019 | NASC 25m Time Trials | Butterfly | 50m | 34.19 | Wyllie, James | 7/7/2018 | Dummy Gala Upload | Butterfly | 100m | 1:20.93 | Wyllie, James | 14/10/2018 | Club Championships 2018 | Butterfly | 200m | 3:05.88 | Wyllie, James | 11/11/2018 | Club Championships 2018 | Freestyle | 25m | 13.78 | Wyllie, James | 18/11/2018 | Club Championships 2018 | Freestyle | 50m | 29.50 | Wyllie, James | 24/2/2018 | Yorkshire County Championships | Freestyle | 100m | 1:05.51 | Wyllie, James | 16/9/2018 | YSA Winter Championships | Freestyle | 200m | 2:24.82 | Wyllie, James | 18/11/2018 | Club Championships 2018 | Freestyle | 400m | 5:35.82 | Leggott, Samuel | 17/1/2015 | Newcastle Swim Team Meet | IM | 100m | 1:15.22 | Wyllie, James | 7/10/2018 | Club Championships 2018 | IM | 200m | 2:43.78 | Wyllie, James | 14/10/2018 | Club Championships 2018 |
| 13 Years Old Age Group Records | |||||
| Stroke | Distance | Time | Swimmer | Date | Gala | Backstroke | 25m | 15.63 | Wheldon, Joseph | 5/1/2019 | NASC 25m Time Trials | Backstroke | 50m | 30.61 | Wyllie, James | 17/11/2019 | Club Championships 2019 | Backstroke | 100m | 1:07.10 | Wyllie, James | 9/2/2020 | Yorkshire County Championships | Backstroke | 200m | 2:35.39 | Wyllie, James | 13/10/2019 | Club Championships 2019 | Breaststroke | 25m | 16.32 | Leggott, Jack | 5/1/2019 | NASC 25m Time Trials | Breaststroke | 50m | 36.44 | Wyllie, James | 10/11/2019 | Club Championships 2019 | Breaststroke | 100m | 1:21.61 | Wyllie, James | 17/11/2019 | Club Championships 2019 | Breaststroke | 200m | 2:56.36 | Waton, Gareth | 28/10/2000 | - | Butterfly | 25m | 15.53 | Hall, Callum | 2/9/2012 | NASC Time Trials | Butterfly | 50m | 30.92 | Richards, Joseph | 17/5/2008 | - | Butterfly | 100m | 1:12.55 | Wyllie, James | 13/10/2019 | Club Championships 2019 | Butterfly | 200m | 2:52.62 | Richards, Joseph | 17/5/2008 | - | Freestyle | 25m | 12.53 | Wyllie, James | 17/11/2019 | Club Championships 2019 | Freestyle | 50m | 25.70 | Wyllie, James | 22/2/2020 | Yorkshire County Championships | Freestyle | 100m | 57.10 | Wyllie, James | 8/2/2020 | Yorkshire County Championships | Freestyle | 200m | 2:12.85 | Wyllie, James | 17/11/2019 | Club Championships 2019 | Freestyle | 400m | 5:45.38 | Davison, Oliver | 6/1/2018 | Northallerton Last Chance Sprints Meet | IM | 100m | 1:09.92 | Wyllie, James | 6/10/2019 | Club Championships 2019 | IM | 200m | 2:29.79 | Wyllie, James | 13/10/2019 | Club Championships 2019 |
| 14 Years Old Age Group Records | |||||
| Stroke | Distance | Time | Swimmer | Date | Gala | Backstroke | 25m | 15.79 | Wheldon, Joseph | 4/11/2020 | Level X | Backstroke | 50m | 31.32 | Lane, Stephen | 15/3/2008 | - | Backstroke | 100m | 1:08.15 | Sharpe, Chris | 1/1/1986 | - | Backstroke | 200m | 2:40.60 | Wilkin, James | 19/3/2022 | Richmond Dales | Breaststroke | 25m | 17.05 | Wheldon, Joseph | 2/11/2020 | Level X | Breaststroke | 50m | 32.91 | Leggott, Jack | 29/2/2020 | Moors League Series Gala 2020 (2) | Breaststroke | 100m | 1:17.58 | Leggott, Jack | 20/10/2019 | YSA Winter Championships | Breaststroke | 200m | 2:54.75 | Waton, Gareth | 3/2/2001 | - | Butterfly | 25m | 14.02 | Wyllie, James | 20/12/2020 | Level X Last 2020 | Butterfly | 50m | 29.80 | Finn, Isaac | 21/9/2014 | Teaspoon Gala | Butterfly | 100m | 1:09.74 | Finn, Isaac | 23/8/2014 | SCSC Sprints Meet | Butterfly | 200m | 3:01.93 | Barron, Daniel | 10/11/2019 | Club Championships 2019 | Freestyle | 25m | 12.15 | Wyllie, James | 28/10/2020 | Level X | Freestyle | 50m | 25.39 | Wyllie, James | 22/10/2020 | Level X | Freestyle | 100m | 56.84 | Hall, Callum | 8/3/2014 | N&D Swimming Championships | Freestyle | 200m | 2:08.43 | Hall, Callum | 21/9/2013 | Richmond Dales - Back to Pool Gala | Freestyle | 400m | 5:01.50 | Wilkin, James | 11/6/2022 | Middlesbrough Open | IM | 100m | 1:07.63 | Wyllie, James | 20/12/2020 | Level X Last 2020 | IM | 200m | 2:37.40 | Wilkin, James | 19/3/2022 | Richmond Dales | IM | 400m | 5:45.76 | Wilkin, James | 21/11/2021 | Hambleton Championships (inc. NASC Club Champs) |
| Open Age Group Records | |||||
| Stroke | Distance | Time | Swimmer | Date | Gala | Backstroke | 25m | 14.80 | Richards, Joseph | 2/9/2012 | NASC Time Trials | Backstroke | 50m | 28.16 | Richards, Joseph | 2/7/2011 | - | Backstroke | 100m | 1:02.85 | Rowley, Samuel | 21/10/2017 | YSA Winter Championships | Backstroke | 200m | 2:21.84 | Rowley, Samuel | 14/10/2018 | Club Championships 2018 | Breaststroke | 25m | 14.31 | Leggott, Jack | 1/5/2022 | NASC Time Trials & Level X Team Competition | Breaststroke | 50m | 31.03 | Leggott, Jack | 22/5/2022 | Durham City Aquatics Summer Sprint & Relay Meet | Breaststroke | 100m | 1:11.32 | Leggott, Jack | 5/11/2022 | SENER Winter Championships | Breaststroke | 200m | 2:45.12 | Leggott, Jack | 14/11/2021 | Hambleton Championships (inc. NASC Club Champs) | Butterfly | 25m | 12.42 | Finn, Isaac | 1/7/2017 | Moors League Ability Gala | Butterfly | 50m | 26.50 | Rowley, Samuel | 29/5/2017 | NER Championships | Butterfly | 100m | 1:00.41 | Richards, Joseph | 7/11/2011 | - | Butterfly | 200m | 2:27.69 | Finn, Isaac | 13/11/2016 | NASC Club Championships 2016 | Freestyle | 25m | 11.53 | Leggott, Jack | 27/11/2022 | NASC Club Championships (Session 4) | Freestyle | 25m | 11.53 | Leggott, Jack | 1/5/2022 | NASC Time Trials & Level X Team Competition | Freestyle | 50m | 24.52 | Rowley, Samuel | 20/10/2018 | YSA Winter Championships | Freestyle | 100m | 54.23 | Rowley, Samuel | 21/10/2018 | YSA Winter Championships | Freestyle | 200m | 2:00.73 | Bishoprick, Louis | 2/6/2019 | NASC Summer Sprints Meet | Freestyle | 400m | 4:15.13 | Hall, Callum | 17/1/2015 | Newcastle Swim Team Meet | IM | 100m | 1:02.58 | Rowley, Samuel | 22/9/2018 | Rotherham Metro A/B | IM | 200m | 2:20.20 | Bishoprick, Louis | 13/10/2019 | Club Championships 2019 | IM | 400m | 5:20.62 | Wilkin, James | 24/11/2023 | Hambleton Championships (inc. NASC Club Champs) |