The Essex-Caledonia-Orleans Representative District is a one-member state Representative district in the U.S. state of Vermont. It is one of the 108 one or two member districts into which the state was divided by the redistricting and reapportionment plan developed by the Vermont General Assembly following the 2000 U.S. Census. The plan applies to legislatures elected in 2002, 2004, 2006, 2008, and 2010. A new plan will be developed in 2012 following the 2010 U.S. Census.
The Essex-Caledonia-Orleans District includes all of the Essex County towns of Averill, Brighton, Canaan, East Haven, Ferdinand, Lemington, Lewis, and Norton, the gores of Avery's Gore, and Warren's Gore, the grant of Warner's Grant, the Caledonia County town of Newark, and the Orleans County town of Westmore.
As of the 2000 census, the state as a whole had a population of 608,827. As there are a total of 150 representatives, there were 4,059 residents per representative (or 8,118 residents per two representatives). The one member Essex-Caledonia District had a population of 3,787 in that same census, 6.7% below the state average.