The following were living within Essex County at the time the 1830 Census was enumerated

Stamped No.	Penned No.	Name	Location	Comment
243	9	Uzal Reeve as Usual Reeves	Elizabeth
166	166	Daniel Reeve	Livingston
166	166	Isaac Reeve Junr	Livingston
434	434	Daniel Reeves	Orange
440	440	Victor K. Reeve	Orange
440	440	Charles Reeve	Orange
443	443	Benjm Reeve	Orange
443	443	Widow Fanny Reeve	Orange
196	5	Lois Reeve	Springfield	Widow of Watts Reeve
197	6	Gilbert Reeve	Springfield
197	6	Walter S Reeve	Springfield
199	9	Margaret Reeve	Springfield	Widow of Isaac W. Reeve
200	9	Isaac Reeve	Springfield
201	10	Elias Reeve	Springfield
201	10	Jacob Reeve	Springfield
201	10	Joseph H Reeve	Springfield
190	10	Widow Mary Reeve	Union
336	2	Esther Reeves	Westfield

Stamped No. The Essex 1830 census includes a "stamped" number sheet
Penned No. The Essex 1830 census includes a penned number every sheet