Louisiana: Grand Isle, LA


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Beach Totals

  • Nourishment Episodes:15
  • Volume:12,715,000 yd³
  • Length:178,304 ft
  • Total Cost:$ 141,531,200
  • Adjusted Cost (2025):$ 239,559,583

Data Table

LocationYearPrimary Funding SourceJustificationLength (ft)Volume (yd³)Total CostAdjusted Cost (2025)
Grand Isle1955StateUnknown7,2801,150,000$188,000$2,241,378
Grand Isle1957UnknownEmergency23,400140,000$76,000$873,729
Grand Isle1962StateUnknown7,280350,000$115,000$1,233,950
Grand Isle1966UnknownEmergency0550,000$447,000$4,360,282
Grand Isle1972StateUnknown0640,000$595,200$4,561,783
Grand Isle1976UnknownEmergency00$0$0
Grand Isle1984FederalShore Protection39,0002,800,000$8,640,000$26,742,462
Grand Isle1985FederalShore Protection36,4002,970,000$10,500,000$31,295,833
Grand Isle1987FederalShore Protection00$0$0
Grand Isle1988FederalShore Protection0473,000$1,745,000$4,760,301
Grand Isle1991UnknownEmergency01,422,000$10,934,000$25,879,813
Grand Isle1994FederalShore Protection0310,000$2,491,000$5,417,925
Grand Isle2010FederalShore Protection38,544450,000$50,000,000$73,830,275
Grand Isle2021FederalEmergency5,280760,000$7,500,000$8,909,658
Grand Isle2024StateShore Protection21,120700,000$48,300,000$49,452,195