| Place | Name | Club | Improvement | Result |
|---|---|---|---|---|
| 1 | Aidan Wood | Thurrock Swimming Club | Aidan Wood Thurrock Swimming Club |
43.90 |
| 2 | Ryan West | Thurrock Swimming Club | Ryan West Thurrock Swimming Club |
48.95 |
| Place | Name | Club | Improvement | Result |
|---|---|---|---|---|
| 1 | Jenson Hurrell | Thurrock Swimming Club | Jenson Hurrell Thurrock Swimming Club |
35.28 |
| 2 | Jimmy Taylor | Thurrock Swimming Club | Jimmy Taylor Thurrock Swimming Club |
36.40 |
| 3 | Xavier Baker-Woods | Team Ipswich Swimming | Xavier Baker-Woods Team Ipswich Swimming |
38.38 |
| 4 | Ben Minister | Thurrock Swimming Club | Ben Minister Thurrock Swimming Club |
40.55 |
| 5 | Thomas Lea | London Aquatics Centre Performan | Thomas Lea London Aquatics Centre Performan |
40.86 |
| 6 | Harrison Dessoy | Thurrock Swimming Club | Harrison Dessoy Thurrock Swimming Club |
41.73 |
| 7 | Ethan Paraiwa | Thurrock Swimming Club | Ethan Paraiwa Thurrock Swimming Club |
42.42 |
| 8 | Donny Midwinter | Borough of Southend Swimming and | Donny Midwinter Borough of Southend Swimming and |
44.29 |
| 9 | Thomas Drew | London Aquatics Centre Performan | Thomas Drew London Aquatics Centre Performan |
45.01 |
| 10 | Albert Taylor | Thurrock Swimming Club | Albert Taylor Thurrock Swimming Club |
45.08 |
| 11 | Ismail Ayad | London Aquatics Centre Performan | Ismail Ayad London Aquatics Centre Performan |
45.45 |
| 12 | Sebastian Jarvis | Greenwich Royals SC | Sebastian Jarvis Greenwich Royals SC |
48.04 |
| 13 | Oliver Schneider | Thurrock Swimming Club | Oliver Schneider Thurrock Swimming Club |
48.59 |
| 14 | Ramsey Ebdon | Canvey Island SC | Ramsey Ebdon Canvey Island SC |
49.50 |
| Place | Name | Club | Improvement | Result |
|---|---|---|---|---|
| 1 | Jack Conroy | Thurrock Swimming Club | Jack Conroy Thurrock Swimming Club |
34.29 |
| 2 | James Speers | Thurrock Swimming Club | James Speers Thurrock Swimming Club |
34.92 |
| 3 | Jaheim Konteh | Thurrock Swimming Club | Jaheim Konteh Thurrock Swimming Club |
36.81 |
| 4 | Harrison Jarvis | Thurrock Swimming Club | Harrison Jarvis Thurrock Swimming Club |
38.57 |
| 5 | Matteo Castello | Thurrock Swimming Club | Matteo Castello Thurrock Swimming Club |
39.84 |
| 6 | Oliver Hogan | Borough of Southend Swimming and | Oliver Hogan Borough of Southend Swimming and |
41.26 |
| 7 | James Edwards | Borough of Southend Swimming and | James Edwards Borough of Southend Swimming and |
43.07 |
| Place | Name | Club | Improvement | Result |
|---|---|---|---|---|
| 1 | Ethan Hunter | Sevenoaks SC | Ethan Hunter Sevenoaks SC |
31.28 |
| 2 | Kieron Harris | Thurrock Swimming Club | Kieron Harris Thurrock Swimming Club |
35.52 |
| Jack Williams | Thurrock Swimming Club | Jack Williams Thurrock Swimming Club |
DNC |