National Grid

Customers Tracked:
3,084,938
Customers Out:
822
Last Updated:
3/20/2026 12:25:25 AM GMT

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New York

CountyCustomers TrackedCustomers Out
Albany149,0090
Allegany7,1440
Cattaraugus32,2780
Cayuga9630
Chautauqua41,4580
Chenango2030
Clinton9800
Columbia21,3620
Cortland18,5910
Erie288,84816
Essex12,6930
Franklin19,9500
Fulton30,5380
Genesee27,5400
Hamilton6,7110
Herkimer24,7090
Jefferson58,3650
Lewis15,1610
Livingston16,7210
Madison24,1600
Monroe21,8300
Montgomery24,2660
Niagara83,749736
Oneida101,3141
Onondaga204,9611
Ontario4,7010
Orleans19,7370
Oswego57,55750
Otsego3,8360
Rensselaer69,20215
Saratoga104,4830
Schenectady74,9920
Schoharie14,3380
St. Lawrence44,0550
Warren45,6741
Washington25,8370
Wyoming3,6150

Massachusetts

CountyCustomers TrackedCustomers Out
Berkshire35,5980
Bristol119,2600
Essex281,6591
Franklin8,9290
Hampden30,0810
Hampshire32,3840
Middlesex244,2680
Nantucket14,3900
Norfolk152,4520
Plymouth117,6460
Suffolk33,9300
Worcester312,8101