| Age | Day | Date | Start | Home or Neutral | Away or Neutral | Venue & postcode | Status/Result |
| U18 | Sun | 23-Sep-18 | 10:00 | Cheshire 1 | Cheshire 2 | UCEA, CH65 6EA | 20-0 |
| U18 | Sat | 06-Oct-18 | 12:00 | Shropshire | Cheshire 1 | Holy Trinity Ac, TF2 9SQ | 5-15 |
| U18 | Sun | 07-Oct-18 | 09:30 | Hertfordshire | Kent | Birchwood LC, AL10 0AN | 14-6 |
| U18 | Sun | 07-Oct-18 | 10:00 | Oxfordshire | Herefordshire | St Helens, OX14 1BE | 15-5 |
| U18 | Sun | 07-Oct-18 | 10:30 | Warwickshire 1 | Gwent | Warwick School, CV34 6PP | 20-0 |
| U18 | Sun | 07-Oct-18 | 13:00 | Cheshire 2 | Cumbria | Score subjest to SL rule 12 | 20-0 w/o |
| U18 | Sun | 14-Oct-18 | 13:00 | Dorset | Hampshire | Leaf Academy, BH11 9JJ | 10-10 |
| U18 | Sun | 14-Oct-18 | 13:30 | Berkshire | Gloucestershire | Woodford Park, RG5 4LY | 18-2 |
| U18 | Sun | 21-Oct-18 | 13:00 | Cheshire 2 | Staffordshire | UCEA, CH65 6EA | 8-12 |
| U18 | Sat | 27-Oct-18 | 09:00 | Essex | Channel Islands | Ongar LC CM5 0GA | 20-0 |
| U18 | Sat | 27-Oct-18 | 15:00 | Essex | Cambridgeshire | Ongar LC CM5 0GA | 20-0 |
| U18 | Sat | 27-Oct-18 | Cambridgeshire | Channel Islands | Ongar LC CM5 0GA | 3-17 | |
| U18 | Sun | 28-Oct-18 | 11:00 | Buckinghamshire | Wiltshire | National BC, MK8 9LA | 19-1 |
| U18 | Sun | 28-Oct-18 | 13:00 | Cornwall | Avon 1 | Treviglas, TR7 3JA | 10-10 |
| U18 | Wed | 31-Oct-18 | 19:00 | Surrey 1 | Surrey 2 | Surrey SP, GU2 7AD | 17-3 |
| U18 | Sat | 03-Nov-18 | 11:00 | Yorkshire 1 | Cumbria | York RI, YO24 1AD | 20-0 |
| U18 | Sat | 03-Nov-18 | 14:00 | Yorkshire 2 | Cumbria | York RI, YO24 1AD | 19-1 |
| U18 | Sat | 03-Nov-18 | Derbyshire | Nottinghamshire | 4-16 | ||
| Sat | 03-Nov-18 | Yorkshire 1 | Yorkshire 2 | York RI, YO24 1AD | 15-5 | ||
| U18 | Sun | 04-Nov-18 | 10:00 | Cheshire 1 | Lancashire | UCEA, CH65 6EA | 15-5 |
| U18 | Sun | 04-Nov-18 | 10:00 | Hampshire | Surrey 2 | Westgate BC, SO22 5AZ | 12-8 |
| U18 | Sun | 04-Nov-18 | 13:00 | Bedfordshire | Essex | Score subjest to SL rule 12 | 0-20 w/o |
| U18 | Sun | 04-Nov-18 | 13:00 | Cheshire 2 | Lancashire | UCEA, CH65 6EA | 1-19 |
| U18 | Sun | 04-Nov-18 | 13:00 | Nottinghamshire | Leicestershire | Chilwell, NG9 5HR | 4-16 |
| U18 | Sun | 11-Nov-18 | 12:00 | Staffordshire | Nottinghamshire | Graham Balfour, ST16 1NR | 7-13 |
| U18 | Sat | 17-Nov-18 | Bedfordshire | Sussex | Score subjest to SL rule 12 | 0-20 w/o | |
| U18 | Sun | 18-Nov-18 | 10:00 | Oxfordshire | Berkshire | St Helens, OX14 1BE | 0-20 |
| U18 | Sun | 18-Nov-18 | 11:00 | Cumbria | Lancashire | Qu Elizabeth, CA11 7EG | 5-15 |
| U18 | Sun | 18-Nov-18 | 12:00 | Lincolnshire | Yorkshire 2 | Priory Pembroke Ac, LN3 4JP | 7-13 |
| U18 | Sun | 18-Nov-18 | Gwent | Wiltshire | Abergavenny LC, NP7 6EP | 6-14 | |
| U18 | Sun | 18-Nov-18 | Norfolk | Leicestershire | Framingham LC, NR14 7QP | 3-17 | |
| U18 | Sun | 25-Nov-18 | 10:00 | Yorkshire 1 | Lincolnshire | York RI, YO24 1AD | 12-8 |
| U18 | Sun | 25-Nov-18 | 13:00 | Cambridgeshire | Hertfordshire | Burwell SC , CB25 0DD | 1-19 |
| U18 | 25-Nov-18 | Cheshire 2 | Warwickshire 2 | Score subjest to SL rule 12 | 0-20 w/o | ||
| U18 | Sat | 01-Dec-18 | 10:00 | Yorkshire 2 | Northumberland | Score subjest to SL rule 12 | 20-0 w/o |
| U18 | Sun | 02-Dec-18 | 09:00 | Norfolk | Essex | Cambridge RC, CB4 2QT | 3-17 |
| U18 | Sun | 02-Dec-18 | 10:00 | Warwickshire 1 | Herefordshire | Bridge PS, CV34 6PL | 20-0 |
| U18 | Sun | 02-Dec-18 | 11:00 | Derbyshire | Cumbria | Lostock Hall Ac, PR5 5UR | 16-4 |
| U18 | Sun | 02-Dec-18 | 12:30 | Nottinghamshire | Essex | Cambridge RC, CB4 2QT | 7-13 |
| U18 | Sun | 02-Dec-18 | 13:30 | Warwickshire 2 | Oxfordshire | Bridge PS, CV34 6PL | 15-5 |
| U18 | Sun | 02-Dec-18 | Cambridgeshire | Norfolk | Cambridge RC, CB4 2QT | 2-18 | |
| U18 | Sun | 09-Dec-18 | 10:00 | Devon | Warwickshire 1 | Hans Price SC, BS23 3QP | 2-18 |
| U18 | Sun | 09-Dec-18 | 10:00 | Oxfordshire | Buckinghamshire | 6-14 | |
| U18 | Sun | 09-Dec-18 | 10:00 | Yorkshire 2 | Leicestershire | Garforth LC, LS25 1NX | 7-13 |
| U18 | Sun | 09-Dec-18 | 12:00 | Staffordshire | Shropshire | Graham Balfour, ST16 1NR | 18-2 |
| U18 | Sun | 09-Dec-18 | 14:00 | Cornwall | Warwickshire 1 | Hans Price SC, BS23 3QP | 2-18 |
| U18 | Sun | 09-Dec-18 | Gwent | Avon 2 | Abergavenny LC, NP7 6EP | 4-16 | |
| U18 | Sat | 15-Dec-18 | 12:00 | Cheshire 2 | Northumberland | Score subjest to SL rule 12 | 20-0 w/o |
| U18 | Sat | 15-Dec-18 | 14:00 | Nottinghamshire | Warwickshire 2 | Joseph Whitaker , NG21 0AG | 16-4 |
| U18 | Sun | 16-Dec-18 | 13:00 | Devon | Avon 1 | Teign School, TQ12 3JG | 5-15 |
| U18 | Sun | 06-Jan-19 | 12:00 | Avon 2 | Gloucestershire | Gordano, BS20 7QR | 6-14 |
| U18 | Sat | 12-Jan-19 | 10:00 | Sussex | Channel Islands | Horsham, RH12 3YS | 17-3 |
| U18 | Sun | 13-Jan-19 | 09:00 | Berkshire | Channel Islands | Woodford Park, RG5 4LY | 19-1 |
| U18 | Sun | 13-Jan-19 | 12:00 | Avon 1 | Dorset | Gordano, BS20 7QR | 18-2 |
| U18 | Sun | 13-Jan-19 | 12:00 | Herefordshire | Gwent | Academy School, HR2 7NG | 0-0 |
| U18 | Sun | 13-Jan-19 | 12:00 | Staffordshire | Cheshire 1 | Graham Balfour, ST16 1NR | 14-6 |
| U18 | Sun | 13-Jan-19 | 13:30 | Berkshire | Surrey 2 | Woodford Park, RG5 4LY | 20-0 |
| U18 | Sun | 20-Jan-19 | 10:00 | Kent | Surrey 1 | Thamesview, DA12 4LF | 3-17 |
| U18 | Sun | 20-Jan-19 | 10:00 | Lancashire | Yorkshire 1 | Broadway LC, WA10 3RY | 5-15 |
| U18 | Sun | 20-Jan-19 | 11:00 | Lincolnshire | Derbyshire | Ancholme LC, DN20 9JH | 16-4 |
| U18 | Sun | 20-Jan-19 | 13:00 | Lancashire | Yorkshire 2 | Broadway LC, WA10 3RY | 10-10 |
| U18 | Sun | 27-Jan-19 | Gwent | Shropshire | Abergavenny LC, NP7 6EP | 0-0 | |
| U18 | Sat | 02-Feb-19 | 13:00 | Surrey 2 | Kent | Ebbisham SC, KT19 8SG | 14-6 |
| U18 | Sat | 02-Feb-19 | 14:00 | Surrey 1 | Hampshire | Score subjest to SL rule 12 | 20-0 w/o |
| U18 | Sun | 03-Feb-19 | 12:00 | Avon 2 | Devon | Gordano, BS20 7QR | 0-20 |
| U18 | Sun | 03-Feb-19 | 12:00 | Shropshire | Warwickshire 2 | Holy Trinity Ac, TF2 9SQ | |
| U18 | Sun | 03-Feb-19 | 13:00 | Dorset | Surrey 1 | Leaf Academy, BH11 9JJ | 2-18 |
| U18 | Sun | 03-Feb-19 | 14:00 | Lancashire | Northumberland | Score subjest to SL rule 12 | 20-0 w/o |
| U18 | Sun | 10-Feb-19 | 11:30 | Gloucestershire | Gwent | Severn Vale, GL2 4PR | 19-1 |
| U18 | Sun | 10-Feb-19 | 11:30 | Lincolnshire | Nottinghamshire | Priory Pembroke Ac, LN3 4JP | 5-15 |
| U18 | Sun | 10-Feb-19 | 12:00 | Avon 1 | Wiltshire | Gordano, BS20 7QR | 19-1 |
| U18 | Sun | 10-Feb-19 | 13:00 | Devon | Dorset | Teign School, TQ12 3JG | 5-1 |
| U18 | Sun | 10-Feb-19 | 13:30 | Derbyshire | Yorkshire 1 | Woodlands, DE22 2LW | 0-20 w/o |
| U18 | Sat | 16-Feb-19 | 10:00 | Northumberland | Yorkshire 1 | Tyneside BC, NE5 2TA | Confirmed |
| U18 | Sun | 17-Feb-19 | 12:00 | Avon 2 | Herefordshire | Henbury LC, BS10 7NG | 16-4 |
| U18 | Sun | 17-Feb-19 | 13:00 | Wiltshire | Cornwall | Tidworth LC, SP9 7QN | Confirmed |
| U18 | Sat | 23-Feb-19 | 10:00 | Sussex | Hertfordshire | Horsham, RH12 3YS | Confirmed |
| U18 | Sun | 24-Feb-19 | 10:00 | Essex | Hertfordshire | Redbridge SC, IG6 3HD | Confirmed |
| U18 | Sun | 24-Feb-19 | 10:00 | Hampshire | Kent | Westgate BC, SO22 5AZ | Confirmed |
| U18 | Sun | 24-Feb-19 | 10:00 | Warwickshire 1 | Staffordshire | Warwick School, CV34 6PP | Confirmed |
| U18 | Sun | 24-Feb-19 | 11:00 | Avon 1 | Buckinghamshire | Radley College, OX14 2HR | Confirmed |
| U18 | Sun | 24-Feb-19 | 12:00 | Herefordshire | Gloucestershire | Academy School, HR2 7NG | Confirmed |
| U18 | Sun | 24-Feb-19 | 13:00 | Cornwall | Dorset | Treviglas, TR7 3JA | 20-0 w/o |
| U18 | Sun | 24-Feb-19 | 13:00 | Norfolk | Lincolnshire | Paradise Centre, CB7 4PQ | Confirmed |
| U18 | Sun | 24-Feb-19 | 14:00 | Avon 2 | Buckinghamshire | Radley College, OX14 2HR | Confirmed |
| U18 | Sat | 02-Mar-19 | 10:00 | Sussex | Surrey 2 | Horsham, RH12 3YS | Confirmed |
| U18 | Sun | 03-Mar-19 | 10:00 | Cheshire 1 | Northumberland | Garforth LC, LS25 1NX | Confirmed |
| U18 | Sun | 03-Mar-19 | 10:00 | Leicestershire | Lincolnshire | Wigston, LE18 2DS | Confirmed |
| U18 | Sun | 03-Mar-19 | 10:00 | Warwickshire 1 | Shropshire | Bridge PS, CV34 6PL | Confirmed |
| U18 | Sun | 03-Mar-19 | 13:00 | Berkshire | Hampshire | Crosfields, RG2 9BL | Confirmed |
| U18 | Sat | 09-Mar-19 | 10:00 | Cumbria | Northumberland | Qu Elizabeth, CA11 7EG | Confirmed |
| U18 | Sat | 09-Mar-19 | 10:00 | Kent | Sussex | Thamesview, DA12 4LF | Confirmed |
| U18 | Sun | 10-Mar-19 | 11:00 | Buckinghamshire | Gloucestershire | National BC, MK8 9LA | Confirmed |
| U18 | Sun | 10-Mar-19 | 12:00 | Staffordshire | Derbyshire | Graham Balfour, ST16 1NR | Confirmed |
| U18 | Sat | 16-Mar-19 | 12:30 | Devon | Channel Islands | Teign School, TQ12 3JG | Confirmed |
| U18 | Sun | 17-Mar-19 | 10:00 | Cambridgeshire | Warwickshire 2 | Caroline Chisholm, NN4 6TP | Confirmed |
| U18 | Sun | 17-Mar-19 | 10:00 | Cornwall | Channel Islands | Teign School, TQ12 3JG | Confirmed |
| U18 | Sun | 17-Mar-19 | 10:00 | Hampshire | Oxfordshire | Westgate BC, SO22 5AZ | Confirmed |
| U18 | Sun | 17-Mar-19 | 12:00 | Herefordshire | Shropshire | Academy School, HR2 7NG | Confirmed |
| U18 | Sun | 17-Mar-19 | 13:00 | Devon | Cornwall | Teign School, TQ12 3JG | Confirmed |
| U18 | Sun | 17-Mar-19 | 13:00 | Surrey 1 | Berkshire | Lightwater LC, GU18 5RG | Confirmed |
| U18 | Sat | 17-Mar-19 | 13:30 | Leicestershire | Derbyshire | Babington, LE4 0SZ | Confirmed |
| U18 | Sun | 17-Mar-19 | 14:00 | Warwickshire 2 | Buckinghamshire | Caroline Chisholm, NN4 6TP | Confirmed |
| U18 | Sun | 24-Mar-19 | 13:00 | Dorset | Wiltshire | Leaf Academy, BH11 9JJ | Confirmed |
| U18 | Sun | 31-Mar-19 | 11:30 | Gloucestershire | Avon 1 | Severn Vale, GL2 4PR | Confirmed |
| U18 | Sun | 06-Apr-19 | 10:00 | Surrey 2 | Oxfordshire | Ebbisham SC, KT19 8SG | Confirmed |
| U18 | Sat | 06-Apr-19 | 13:00 | Surrey 1 | Sussex | Ebbisham SC, KT19 8SG | Confirmed |
| U18 | Sun | 07-Apr-19 | 11:00 | Leicestershire | Cheshire 1 | Babington, LE4 0SZ | Confirmed |
| U18 | Sun | 07-Apr-19 | 13:00 | Hertfordshire | Norfolk | Birchwood LC, AL10 0AN | Confirmed |
| U18 | Sat | 13-Apr-19 | 13:00 | Avon 2 | Wiltshire | Henbury LC, BS10 7NG | Confirmed |
| U18 | Mon | 15-Apr-19 | Final match must be played before this date so that the result is used in play-off or finals qualification | ||||
| U18 | Sun | 28-Apr-19 | Play-off | 5th v 12th | |||
| U18 | Sun | 28-Apr-19 | Play-off | 6th v 11th | |||
| U18 | Sun | 28-Apr-19 | Play-off | 7th v 10th | |||
| U18 | Sun | 28-Apr-19 | Play-off | 8th v 9th | |||
| U18 | Sun | 26-May-19 | 10:00 | U18 SL Finals at Aldersley Stadium, Wolverhampton, | |||