Looking for a modular home builder in San Luis, CO? Describe your project once and up to three modular home builders who work in San Luis and Costilla County get back to you with a quote. It's free and there is no obligation.
San Luis is home to about 628 people (2024 Census Bureau estimate), a growing community (+4.8% since 2020). With 1,108 people per sq mi, it is a suburban area. Rural lots and replacements of older homes here are good fits for modular construction.
San Luis at a glance
- Population (Census Bureau estimate, 2024)
- 628 (+4.8% since 2020)
- Rank in Colorado
- 180th of 271 cities and towns
- Land area
- 0.6 sq mi
- Population density
- 1,108 people per sq mi (suburban)
- Type
- Town (San Luis town)
- Main county
- Costilla County
What to check before hiring in San Luis
- Code: in Colorado, modular homes are built to the state or local building code.
- Site work: foundation, utilities, crane access and finishes must be in the quote.
- Access: delivery trucks and cranes need road and lot access.
- Price drivers: size, finishes, transport distance and site work.
Useful official resources
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Modular Home Builders Association
Official information and guidance.
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ICC: International Code Council
Official information and guidance.
Services available in San Luis
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Modular home
Factory-built modular home delivered and set on a site-built foundation, with finish work.
Frequently asked questions in San Luis
How much does a modular home cost in San Luis, CO?
It depends on size, finishes, transport and site work. Describe your project: builders who serve San Luis reply with a quote.
How long does it take?
Often a few months from order to move-in.
Can I customize the design?
Most modular builders offer customizable plans.
Which modular home builders will contact me?
Up to three independent modular home builders who serve San Luis 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.