Poplar is a district in the East End of London, in the modern borough of Tower Hamlets (London, England).

In London Labour and the London Poor edition: 

Phase 1

Of the Street Sellers of Live Birds. (Volume 2): "The places where the street-sellers more especially offer their birds are—Smithfield, Clerkenwell-green, Lisson-grove, the City and New roads, Shepherdess-walk, Old Street-road, Shoreditch, Spitalfields, Whitechapel, Tower-hill, Ratcliffe-highway, Commercial-road East, Poplar, Billingsgate, Westminster Broadway, Covent-garden, Blackfriars-road, Bermondsey (mostly about Dock-head), and in the neighbourhood of the Borough Market."

Phase 2

Of the Trades and Localities of the Street-Jews. (Volume 2)