Electric Substations by State
Substations are where high-voltage transmission steps down to usable power — and proximity to an energized, high-voltage substation is the single strongest speed-to-power signal for siting a datacenter. Browse the GridCensus catalog of electric transmission substations by state to see voltage class, operator, connected lines, and the candidate sites closest to each.
Texas4,939 substationsCalifornia4,260 substationsNorth Carolina3,209 substationsAlabama2,790 substationsNew York2,777 substationsOhio2,565 substationsFlorida2,533 substationsGeorgia2,501 substationsSouth Carolina2,476 substationsMinnesota2,357 substationsPennsylvania2,109 substationsWashington2,106 substationsIndiana2,077 substationsKentucky2,070 substationsIllinois1,986 substationsTennessee1,967 substationsOklahoma1,951 substationsWisconsin1,930 substationsMichigan1,880 substationsMissouri1,656 substationsOregon1,414 substationsUtah1,404 substationsVirginia1,382 substationsIowa1,368 substationsNorth Dakota1,364 substationsLouisiana1,305 substationsNebraska1,222 substationsColorado1,214 substationsMontana1,211 substationsMississippi1,204 substationsKansas1,157 substationsArkansas1,025 substationsSouth Dakota970 substationsIdaho897 substationsArizona892 substationsWyoming849 substationsWest Virginia744 substationsMaryland716 substationsNew Mexico619 substationsMassachusetts612 substationsNew Jersey487 substationsNevada379 substationsMaine334 substationsVermont317 substationsConnecticut300 substationsNew Hampshire217 substationsAlaska174 substationsDelaware173 substationsHawaii158 substationsRhode Island134 substationsDistrict of Columbia22 substations
Dataset updated . Screening estimates derived from public data sources.
Go deeper than the public screen
This page shows a public slice of the GridCensus dataset. Pro and Enterprise plans unlock the full 164,098-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.