National Grid

Customers Tracked:
3,083,569
Customers Out:
536
Last Updated:
5/19/2026 12:36:02 PM GMT

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New York

CountyCustomers TrackedCustomers Out
Albany148,8981
Allegany7,1350
Cattaraugus32,2440
Cayuga9620
Chautauqua41,4410
Chenango2020
Clinton9840
Columbia21,3330
Cortland18,5891
Erie288,4760
Essex12,7549
Franklin20,0000
Fulton30,5060
Genesee27,5510
Hamilton6,7200
Herkimer24,6970
Jefferson58,4670
Lewis15,1570
Livingston16,7280
Madison24,1540
Monroe21,8090
Montgomery24,2010
Niagara83,6720
Oneida101,1171
Onondaga204,7782
Ontario4,7010
Orleans19,7190
Oswego57,5120
Otsego3,8470
Rensselaer69,10242
Saratoga104,64438
Schenectady74,8310
Schoharie14,3300
St. Lawrence44,0430
Warren45,7471
Washington25,8160
Wyoming3,6180

Massachusetts

CountyCustomers TrackedCustomers Out
Berkshire35,6350
Bristol119,1842
Essex281,5102
Franklin8,9190
Hampden30,0950
Hampshire32,3870
Middlesex244,072414
Nantucket14,4240
Norfolk152,4121
Plymouth117,7080
Suffolk34,0971
Worcester312,64121