Room Addition in Lafayette, LA — Costs $31,903 to $182,300
What does room addition cost in Lafayette? Average $82,035, ranging $31,903–$182,300. Labor runs $27.39/hr locally — 9% below the national average. Free breakdown with material + labor split.
Lafayette, LA Market
-9% vs nationalLabor Rate
$27.39/hr
Material Index
91
Avg Permit Cost
$814
Median Home Price
$212,733
Lafayette is a mid-sized city in Louisiana with a healthy pool of local contractors. Homeowners generally have several options to compare for a room addition, which helps keep pricing competitive. Lafayette offers slightly below-average renovation costs, giving homeowners a small cost advantage compared to most US markets. At a median home price of $212,733, homeowners in Lafayette should weigh the project cost (38.6% of home value) carefully against expected returns to avoid over-improving for the local market.
Low Estimate
$31,903
National: $35,000
Mid-Range
$82,035
National: $90,000
High End
$182,300
National: $200,000
Per Sq Ft
$182
National: $200
Room Addition Cost Calculator for Lafayette
Adjusted for Lafayette's labor rate ($27.39/hr) and material costs (index 91).
Mid-grade materials, good quality fixtures, standard options.
Estimated Total in Lafayette
$82,035
Based on 200 sq ft at mid quality, adjusted for Lafayette market rates.
Local Cost Breakdown
At Lafayette's average rate of $27.39/hr (9% below national avg)
Material cost index 91 (9% below national baseline of 100)
Room Addition vs. Home Value in Lafayette
| Metric | Lafayette | National Avg |
|---|---|---|
| Room Addition (Mid-Range) | $82,035 | $90,000 |
| Median Home Price | $212,733 | $350,000 |
| Project as % of Home Value | 38.6% | 25.7% |
| Estimated ROI | 55% | 55% |
| Median Household Income | $41,491 | $75,000 |
What Affects the Price in Lafayette
- 1Local labor rates ($27.39/hr in Lafayette)
- 2Material cost index (91 vs national 100)
- 3Square footage
- 4Foundation type
- 5Number of stories
- 6Roof integration
Popular Upgrades
- Cathedral ceiling
- En-suite bathroom
- Walk-in closet
Other Projects in Lafayette, LA
Second Story Addition
$182,300
Accessory Dwelling Unit (ADU) Construction
$136,725
Swimming Pool Installation
$59,228
Garage Addition
$50,133
Home Addition
$72,908
Inground Swimming Pool
$59,218
Attic Conversion
$50,141
Swimming Pool Construction
$45,583
Room Addition in Other Louisiana Cities
Planning a Room Addition in Lafayette
Building permits are typically required for a room addition in Lafayette. The average permit fee in this area is $814, though costs vary based on project scope. Permit fees in this market are above average — factor them into your total budget. Plan for 3-6 months from start to finish.
A room addition is a complex project best left to licensed professionals. In Lafayette, skilled contractors charge an average of $27.39/hr, and the specialized nature of this work means cutting corners on labor can lead to costly rework.
In Lafayette, where the median household income is $41,491, a $82,035 project requires careful budgeting. Look into home improvement loans, HELOC options, or local grants that may be available in Louisiana.
Room Addition — National Guide
See the full national cost guide with DIY tips, cost factors, and ROI analysis.
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