The Rams have recorded six wins, one draw and just one loss so far in the 2020/21 campaign, and goals from Anthony Donaldson and Kyle Harrison helped guide the side to victory over Prescot Cables.
Workington sit in second with 18 points.
Elsewhere, Widnes recorded their first win of the season following a 1-0 victory over Mossley.
Matthew Sargent’s goal in the 51st minute, his first of the campaign, was enough to claim the three league points on offer. Widnes now sit 15th in the league table.
In the only other game of the weekend, Tadcaster Albion claimed a 3-0 win over Kendal Town, with goals from Ofoegbu Ifeanyi, Bailey Thompson and Simon Russell.
Keep up-to-date with our exclusive email newsletters.
Subscribe