Looking for an addition contractor in Lake Charles, LA? Describe your project once and up to five addition contractors who work in Lake Charles and Calcasieu Parish get back to you with a quote. It's free and there is no obligation.
Lake Charles is home to about 81,157 people (2024 Census Bureau estimate), a shrinking community (−4.5% since 2020). With 1,710 people per sq mi, it is a suburban area. Growing families here often add space instead of moving.
Lake Charles at a glance
- Population (Census Bureau estimate, 2024)
- 81,157 (−4.5% since 2020)
- Rank in Louisiana
- 5th of 304 cities and towns
- Land area
- 47 sq mi
- Population density
- 1,710 people per sq mi (suburban)
- Type
- City (Lake Charles city)
- Main county
- Calcasieu Parish
What to check before hiring in Lake Charles
- Zoning: check Lake Charles's setbacks, lot coverage and height limits first.
- License and permit: in Louisiana, additions are built by licensed contractors under a permit.
- Structure: second stories need an engineer to check the existing house.
- Price drivers: size, foundation, roof tie-in, plumbing and finishes.
Useful official resources
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ICC: International Code Council
Official information and guidance.
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NAHB
Official information and guidance.
Services available in Lake Charles
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Room addition
Ground-floor addition with foundation, framing, roof and finishes.
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Second-story addition
New floor over the existing house, with structural engineering.
Frequently asked questions in Lake Charles
How much does an addition cost in Lake Charles, LA?
It depends on size, foundation and finishes. Describe your project: contractors who serve Lake Charles reply with a quote.
How long does it take?
Often a few months, plus design and permits.
Does an addition raise property taxes?
Usually, since it increases the assessed value.
Which addition contractors will contact me?
Up to five independent addition contractors who serve Lake Charles and the surrounding area, chosen for the service you need. Your details are shared only with your consent.
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2024) and Gazetteer Files (public domain), imported on 10/31/2026. Figures describe the incorporated place or county as published; they are shown for information only.