The victory – courtesy of a goal by Josh Rees – took Steve King’s side just three points behind leaders Enfield.
Third-placed Boroughhave now won seven out of eight at home, where they could barely buy a win all last season in their National South year of struggle.
The big games keep coming and on Saturday King takes his team to Dartford, who are fifth.
See pictures from Eastbourne Borough 1 Stanway Rovers 0 by Lydia and Nick Redman on this page and those linked – and get the latest from Priory Lane in the Eastbourne Herald, out on Friday.
49. Eastbourne Borough v Stanway Rovers pictures by Lydia and Nick Redman (18).jpg
Eastbourne Borough v Stanway Rovers, Isthmian Premier Photo: Lydia and Nick Redman
50. Eastbourne Borough v Stanway Rovers pictures by Lydia and Nick Redman (11).jpg
Eastbourne Borough v Stanway Rovers, Isthmian Premier Photo: Nick Redman : Lydia and Nick Redman
51. Eastbourne Borough v Stanway Rovers pictures by Lydia and Nick Redman (13).jpg
Eastbourne Borough v Stanway Rovers, Isthmian Premier Photo: Lydia and Nick Redman
52. Eastbourne Borough v Stanway Rovers pictures by Lydia and Nick Redman (20).jpg
Eastbourne Borough v Stanway Rovers, Isthmian Premier Photo: Lydia and Nick Redman