CostInMyCity

Baton Rouge, LA / Deck

Deck cost in Baton Rouge, LA

$30–$60 per sq ft; average job $8,316 (range $4,340–$12,652). A 16×20 (320 sf) table is $12,800–$19,200. Pressure-treated is the low end; second-story / high-end wood / custom is the high end.

Labor for Deck in Baton Rouge, LA is indexed to the BLS construction-and-extraction occupations mean hourly wage for Baton Rouge, LA of $27.96 (May 2025), applied to the 50% labor share.

BLS OEWS construction and extraction occupations mean hourly wage. Not New Orleans-Metairie.

City of Baton Rouge / Parish of East Baton Rouge Department of Development, Permits and Inspections is the issuing office. The typical permit fee recorded from City of Baton Rouge / Parish of East Baton Rouge Permit & Inspection Fees, retrieved 2026-09-01, is $406. Fee model: per sqft.

The national typical for this job is $45. Materials stay at the national figure while labor is wage-indexed for Baton Rouge, LA.

Walking surface only. A 16 by 20 deck is 320 sqft.

Typical all-in

$14,014

Job cost plus the recorded local permit fee at this size.

Low
$9,382
Typical
$14,014
High
$18,614

Breakdown

Labor (allocated)$6,804
Materials (allocated)$6,804
Job subtotal$13,608
Permit$406
All-in typical$14,014

Labor is adjusted for construction wages in this metro. Materials stay at the national figure. This is an estimate, not a contractor quote.

Permit fee

Fee model
Per square foot
Typical fee
$406
Range
$310 – $470
Retrieved
2026-09-01
  • Residential accessory $0.80/sf + $125 — $381Included at typical 320 sf.
  • Technology fee — $25Included.

Typical 16x20 = 320 sf: 0.80 x 320 + $125 = $381.00 + $25 = $406.00. Low 200 sf = $310.00. High 400 sf = $470.00.

City of Baton Rouge. Residential Accessory $0.80/sf + $125 (EMPs not included) plus $25 technology. Decks less than 200 sf and less than 30 in off the ground in a buildable area are listed as exempt; typical 16x20 = 320 sf is not that exemption. Low 200 sf is not 'less than 200' so the accessory formula is used.

City of Baton Rouge / Parish of East Baton Rouge Permit & Inspection Fees

Citations

  1. How Much Does It Cost to Build a Deck? [2026 Data] Retrieved Aug 12, 2026. Average $8,316; $4,340–$12,652; $30–$60/sf; labor $15–$35/sf.
  2. City of Baton Rouge / Parish of East Baton Rouge Permit & Inspection Fees Retrieved Aug 31, 2026. City of Baton Rouge. Residential Accessory $0.80/sf + $125 (EMPs not included) plus $25 technology. Decks less than 200 sf and less than 30 in off the ground in a buildable area are listed as exempt; typical 16x20 = 320 sf is not that exemption. Low 200 sf is not 'less than 200' so the accessory formula is used.
  3. BLS OEWS construction wages — Baton Rouge, LA BLS OEWS construction-and-extraction mean hourly wage / national same vintage, applied to laborShare only. Not a city-specific bid survey.

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