National Grid

Customers Tracked:
3,085,169
Customers Out:
2,756
Last Updated:
4/19/2026 9:44:16 PM GMT

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New York

CountyCustomers TrackedCustomers Out
Albany149,0092
Allegany7,1330
Cattaraugus32,2696
Cayuga9620
Chautauqua41,4580
Chenango2030
Clinton9800
Columbia21,35816
Cortland18,5911
Erie288,8322,721
Essex12,7010
Franklin20,0040
Fulton30,5340
Genesee27,5680
Hamilton6,7140
Herkimer24,7110
Jefferson58,4050
Lewis15,1620
Livingston16,7211
Madison24,1660
Monroe21,8300
Montgomery24,2690
Niagara83,7660
Oneida101,2790
Onondaga204,9991
Ontario4,7021
Orleans19,7250
Oswego57,5552
Otsego3,8380
Rensselaer69,2130
Saratoga104,5320
Schenectady74,9671
Schoharie14,3320
St. Lawrence44,0590
Warren45,6760
Washington25,8210
Wyoming3,6130

Massachusetts

CountyCustomers TrackedCustomers Out
Berkshire35,6360
Bristol119,2311
Essex281,6170
Franklin8,9250
Hampden30,0791
Hampshire32,3930
Middlesex244,2610
Nantucket14,4181
Norfolk152,4511
Plymouth117,6900
Suffolk34,1080
Worcester312,7030