National Grid

Customers Tracked:
3,078,494
Customers Out:
2,253
Last Updated:
10/9/2026 4:47:37 PM GMT

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New York

CountyCustomers TrackedCustomers Out
Albany148,599172
Allegany7,1100
Cattaraugus32,1671
Cayuga9690
Chautauqua41,3470
Chenango2000
Clinton9880
Columbia21,2820
Cortland18,5150
Erie287,2081,019
Essex12,7390
Franklin20,0042
Fulton30,3540
Genesee27,5101
Hamilton6,7311
Herkimer24,5950
Jefferson58,3040
Lewis15,1530
Livingston16,7130
Madison24,1570
Monroe21,7371
Montgomery24,0900
Niagara83,32022
Oneida100,6880
Onondaga204,06012
Ontario4,6920
Orleans19,6350
Oswego57,3980
Otsego3,8360
Rensselaer68,8652
Saratoga104,5980
Schenectady74,6830
Schoharie14,3062
St. Lawrence43,9010
Warren45,8880
Washington25,7921
Wyoming3,6140

Massachusetts

CountyCustomers TrackedCustomers Out
Berkshire35,6600
Bristol118,8620
Essex281,36736
Franklin8,9450
Hampden30,0480
Hampshire32,3330
Middlesex243,821771
Nantucket14,6040
Norfolk152,472183
Plymouth117,6621
Suffolk34,2670
Worcester312,70526