Season curtailed Dec 2020 due to covid-19 pandemic. All competative fixtures played were behind closed doors (bcd).
FAC: FA Cup, FAT: FA Trophy, NLN: National League North; HOME
- Tue 25 Aug Hebburn Town 3 - 0 Blyth Spartans FRI
- Fri 28 Aug Dunston UTS 1 - 2 Blyth Spartans FRI
- Tue 01 Sep Blyth Spartans 2 - 3 Morpeth Town FRI
- Sat 03 Oct Whitley Bay 2 - 4 Blyth Spartans FAC
- Tue 06 Oct Guiseley AFC 4 - 0 Blyth Spartans NLN
- Sat 10 Oct Blyth Spartans 1 - 1 A.F.C Telford United NLN
- Tue 13 Oct Marske United 1 - 0 Blyth Spartans FAC
- Sat 17 Oct Gloucester City 6 - 1 Blyth Spartans NLN
- Sat 24 Oct Blyth Spartans 0 - 3 Southport NLN
- Sat 31 Oct Kidderminster Harriers 2 - 0 Blyth Spartans NLN
- Sat 07 Nov Curzon Ashton 0 - 3 Blyth Spartans NLN
- Tue 10 Nov Blyth Spartans 1 - 1 Farsley Celtic NLN
- Sat 14 Nov Blyth Spartans 0 - 3 Hereford FC NLN
- Wed 02 Dec Blyth Spartans 0 - 3 York City NLN
- Sat 05 Dec Kettering Town 2 - 1 Blyth Spartans NLN
- Tue 08 Dec Blyth Spartans 0 - 1 Boston United NLN
- Sat 12 Dec Brackley Town 2 - 1 Blyth Spartans NLN
- Tue 15 Dec Blyth Spartans A - W Morpeth Town FAT
- Sat 26 Dec Blyth Spartans 2 - 2 Gateshead NLN
- Mon 28 Dec Darlington 6 - 0 Blyth Spartans NLN