National Grid

Customers Tracked:
3,081,204
Customers Out:
3,254
Last Updated:
1/17/2026 2:47:56 PM GMT

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New York

CountyCustomers TrackedCustomers Out
Albany148,74945
Allegany7,1460
Cattaraugus32,2820
Cayuga9640
Chautauqua41,4283,110
Chenango2030
Clinton9780
Columbia21,3680
Cortland18,5490
Erie288,4570
Essex12,68410
Franklin19,9420
Fulton30,4980
Genesee27,5160
Hamilton6,7170
Herkimer24,6790
Jefferson58,33066
Lewis15,1411
Livingston16,7170
Madison24,1350
Monroe21,8110
Montgomery24,2030
Niagara83,6910
Oneida101,2170
Onondaga204,5352
Ontario4,6991
Orleans19,7220
Oswego57,5130
Otsego3,8320
Rensselaer69,0005
Saratoga104,3265
Schenectady74,8610
Schoharie14,3220
St. Lawrence44,0100
Warren45,6700
Washington25,8240
Wyoming3,6110

Massachusetts

CountyCustomers TrackedCustomers Out
Berkshire35,5790
Bristol119,1261
Essex281,4410
Franklin8,9280
Hampden30,0640
Hampshire32,3750
Middlesex243,9752
Nantucket14,3180
Norfolk152,3180
Plymouth117,4906
Suffolk33,9130
Worcester312,3470