I can't see anything like that on a map.
1851
2099/203
Field St, Boston
William SHARP 33 Baker, Wrangle
Ann 28 Coningsby
Ann 4 Sholar, Boston
William 1 Boston
Elizabeth RANDALL (wid) 78 Pauper, Coningsby
This seems to make Elizabeth quite old when she had Ann; could she have been a stepmother?