The division increased from twelve teams to thirteen, each side playing the others once to make a total of twelve matches each. The top two sides would be promoted to National Division 1 while the bottom two would drop to National Division 3.
↑Formerly known as Gosforth, the club changed their name to Newcastle Gosforth ahead of the 1990–91 season.[6]
↑Previously based at North Road, Gosforth had spent the 1989–90 season ground sharing at the Prenton Avenue, the home ground of Percy Park RFC, before moving into Kingston Park for the 1990–91 season.[6]
12Ross Young, ed. (1993). "Season by Season Leading Scorers". Courage Official Rugby Union Club Directory 1993–94. Taunton: Tony Williams Publications. p.50.
↑Tony Williams and Bill Mitchell, ed. (1991). Courage Club Championship Official Rugby Union Club Directory 1991–92 (4thed.). Taunton: Tony Williams.
↑Tony Williams and Bill Mitchell, ed. (1990). "Bedford R.U.F.C. (Ground Details)". Courage Official Rugby Union Club Directory 1990–91 (3rded.). Windsor: Burlington Publishing Co. Ltd. p.85.
↑Bill Mitchell, ed. (1994). "Blackheath FC (Ground Details)". Courage Official Rugby Union Club Directory 1994–95. Windsor: Tony Williamson Publications. p.179.
↑Tony Williams and Bill Mitchell, ed. (1990). "Coventry F.C. (Ground Details)". Courage Official Rugby Union Club Directory 1990–91 (3rded.). Windsor: Burlington Publishing Co. Ltd. p.94.
12"CLUB HISTORY". Newcastle Red Bulls. Retrieved 25 December 2025.
↑Tony Williams and Bill Mitchell, ed. (1990). "Headingley F.C. (Ground Details)". Courage Official Rugby Union Club Directory 1990–91 (3rded.). Windsor: Burlington Publishing Co. Ltd. p.96.
↑Tony Williams and Bill Mitchell, ed. (1990). "London Irish R.F.C. (Ground Details)". Courage Official Rugby Union Club Directory 1990–91 (3rded.). Windsor: Burlington Publishing Co. Ltd. p.98.
12Tony Williams and Bill Mitchell, ed. (1990). "Richmond F.C. (Ground Details)". Courage Official Rugby Union Club Directory 1990–91 (3rded.). Windsor: Burlington Publishing Co. Ltd. p.112.
↑Tony Williams and Bill Mitchell, ed. (1990). "Plymouth Albion RFC (Ground Details)". Courage Official Rugby Union Club Directory 1990–91 (3rded.). Windsor: Burlington Publishing Co. Ltd. p.109.
↑Tony Williams and Bill Mitchell, ed. (1990). "Rugby F.C. (Ground Details)". Courage Official Rugby Union Club Directory 1990–91 (3rded.). Windsor: Burlington Publishing Co. Ltd. p.116.
↑Tony Williams and Bill Mitchell, ed. (1990). "Sale F.C. (Ground Details)". Courage Official Rugby Union Club Directory 1990–91 (3rded.). Windsor: Burlington Publishing Co. Ltd. p.118.
↑Tony Williams and Bill Mitchell, ed. (1990). "Wakefield R.F.C. (Ground Details)". Courage Official Rugby Union Club Directory 1990–91 (3rded.). Windsor: Burlington Publishing Co. Ltd. p.123.
↑Tony Williams and Bill Mitchell, ed. (1990). "Waterloo F.C. (Ground Details)". Courage Official Rugby Union Club Directory 1990–91 (3rded.). Windsor: Burlington Publishing Co. Ltd. p.126.
↑Stephen Jones, ed. (1991). Rothmans Rugby Union Yearbook 1991–92 (20thed.). London: Queen Anne Press/Rothmans Publications.