|Length||2 mi (3 km)|
The A209 road is a 2-mile (3.2 km) route in southeast London, England. It connects Plumstead in the north with Welling in the south, passing through East Wickham. It is known as Wickham Lane at the northern end in the Royal Borough of Greenwich and Upper Wickham Lane at the southern end in the London Borough of Bexley. The entire route is served by the London Buses route 96.
The northern section, within Greenwich, is known as Wickham Lane. It begins at 'Plumstead Corner', a junction with the A206 road Plumstead High Street. It passes into Bexley at Plumstead Cemetery and forms the boundary between Greenwich and Bexley for a short distance.