National Grid

Customers Tracked:
3,079,522
Customers Out:
13,502
Last Updated:
12/30/2025 12:45:15 PM GMT

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New York

CountyCustomers TrackedCustomers Out
Albany148,72535
Allegany7,1371
Cattaraugus32,268830
Cayuga9650
Chautauqua41,42073
Chenango2030
Clinton9760
Columbia21,3620
Cortland18,52011
Erie288,2132,248
Essex12,6761
Franklin19,9390
Fulton30,486815
Genesee27,513628
Hamilton6,7152,403
Herkimer24,686122
Jefferson58,3030
Lewis15,1301
Livingston16,7202
Madison24,1121
Monroe21,809399
Montgomery24,199264
Niagara83,6831,573
Oneida101,17243
Onondaga204,39660
Ontario4,6990
Orleans19,7241,973
Oswego57,49523
Otsego3,8340
Rensselaer68,9350
Saratoga104,218452
Schenectady74,8170
Schoharie14,3190
St. Lawrence43,9811
Warren45,65213
Washington25,8210
Wyoming3,608114

Massachusetts

CountyCustomers TrackedCustomers Out
Berkshire35,5570
Bristol119,0910
Essex281,356577
Franklin8,9190
Hampden30,0650
Hampshire32,372358
Middlesex243,721275
Nantucket14,3060
Norfolk152,2662
Plymouth117,41148
Suffolk33,82322
Worcester312,204134