National Grid

Customers Tracked:
3,085,462
Customers Out:
303
Last Updated:
3/25/2026 4:54:05 PM GMT

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New York

CountyCustomers TrackedCustomers Out
Albany149,03179
Allegany7,1420
Cattaraugus32,2710
Cayuga9630
Chautauqua41,4550
Chenango2030
Clinton9800
Columbia21,3590
Cortland18,5900
Erie288,8791
Essex12,6910
Franklin20,0040
Fulton30,5470
Genesee27,5430
Hamilton6,7110
Herkimer24,70011
Jefferson58,3840
Lewis15,1650
Livingston16,7180
Madison24,172103
Monroe21,8320
Montgomery24,2760
Niagara83,7530
Oneida101,2951
Onondaga205,0032
Ontario4,7030
Orleans19,7261
Oswego57,5630
Otsego3,8340
Rensselaer69,21964
Saratoga104,4903
Schenectady74,9830
Schoharie14,3390
St. Lawrence44,0670
Warren45,6640
Washington25,83419
Wyoming3,6180

Massachusetts

CountyCustomers TrackedCustomers Out
Berkshire35,6230
Bristol119,3040
Essex281,69715
Franklin8,9380
Hampden30,0980
Hampshire32,3970
Middlesex244,3370
Nantucket14,3990
Norfolk152,5511
Plymouth117,6230
Suffolk33,9250
Worcester312,8633