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Foundation Cost in Louisiana (2026)

New-construction foundation pours in Louisiana typically run $12,400–$38,400 for a full-house 2,000 sq ft new-construction foundation pour, with pier-and-beam pile-supported as the dominant residential foundation type. Buried footings must clear the 6-inch design frost line. Louisiana's combination of high water table across the entire Mississippi alluvium (water within 5 feet of grade across most of South Louisiana), FEMA NFIP Special Flood Hazard Area mapping requiring base-flood-elevation foundation height on every coastal residential pour, expansive Yazoo and Terrebonne clay subsoil driving aggressive pier-and-beam pile-supported foundation design instead of slab-on-grade, and Atlantic-Gulf hurricane wind exposure driving Louisiana Uniform Construction Code hurricane tie-down requirements on every coastal parish residential pour drives the most water-and-wind-driven foundation regulatory environment in the U.S. South.

State Louisiana
Cities Covered 9
Typical full-house 2,000 sq ft new-construction foundation pour $12,400 – $38,400
BLS construction-laborer wage $18.48/hr

Louisiana climate, soil, seismic & hydrologic drivers

  • Frost-line trench depth: 6-inch design minimum for buried footings
  • Dominant residential foundation type: Pier-and-beam pile-supported — dominant in Lowcountry coastal and Mississippi alluvium
  • Expansive soil risk: High — expansive clay subsoil requires geotechnical investigation + reinforced footings
  • Seismic design category (ASCE 7-22): SDC A — no seismic design considerations
  • Hurricane wind tier: High — 140 mph+ design wind drives continuous load-path tie-down from foundation to roof
  • Water table risk: Very high — water within 5 ft of grade, sump-pump + waterproofing membrane required on every basement
  • Sulfate exposure (ACI 318): S0 — no sulfate exposure, Type I/II cement adequate
  • IECC climate zone: 2A-3A
  • EPA radon zone: Zone 3 (lowest) — no statewide rough-in requirement

Louisiana licensing & permits

  • License status: Statewide license required
  • License board: Louisiana State Licensing Board for Contractors — Residential Building Contractor + Specialty Foundation (official site)
  • Permit: city or parish building permit required for residential foundation pour; LSLBC Residential Building Contractor license required above $75,000 contract; Louisiana Uniform Construction Code (LUCC) mandatory with hurricane wind tie-down on every coastal foundation; FEMA NFIP base-flood-elevation foundation height required on every coastal-parish residential pour

How foundation pour costs vary in Louisiana

State-specific code or insurance rule: Louisiana Uniform Construction Code (LUCC) Title 17 requires every Louisiana coastal residential foundation pour to comply with the International Residential Code (IRC) with Louisiana-specific hurricane wind tie-down amendments adopted post-Katrina — every coastal parish (Jefferson, Orleans, Plaquemines, St. Bernard, St. Tammany, Lafourche, Terrebonne, St. Mary, Iberia, Vermilion, Cameron, Calcasieu) requires hurricane-rated continuous load path tie-down detailing from foundation to roof, plus FEMA NFIP base-flood-elevation foundation height verification on every below-base-flood-elevation foundation, with the Louisiana State Licensing Board for Contractors mandating a Residential Building Contractor license above $75,000 contract value for any new-construction foundation work.

Cities in Louisiana

Compare foundation pour pricing for 9 cities across Louisiana.

Alexandria, LA

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Baton Rouge, LA

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Bossier City, LA

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Kenner, LA

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Lafayette, LA

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Lake Charles, LA

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Monroe, LA

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New Orleans, LA

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Shreveport, LA

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Pricing ranges reflect Louisiana market labor (BLS OEWS construction-laborer (foundation work) mean $18.48/hr) and Woogoro regional cost modeling. For the most localized estimate, see your nearest city page above.