Looking for a modular home builder in Des Moines, WA? Describe your project once and up to three modular home builders who work in Des Moines and King County get back to you with a quote. It's free and there is no obligation.
Des Moines is home to about 33,207 people (2024 Census Bureau estimate), a stable community (+0.9% since 2020). With 5,178 people per sq mi, it is a densely built-up area. Rural lots and replacements of older homes here are good fits for modular construction.
Des Moines at a glance
- Population (Census Bureau estimate, 2024)
- 33,207 (+0.9% since 2020)
- Rank in Washington
- 40th of 281 cities and towns
- Land area
- 6.4 sq mi
- Population density
- 5,178 people per sq mi (densely built-up)
- Type
- City (Des Moines city)
- Main county
- King County
What to check before hiring in Des Moines
- Code: in Washington, 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 Des Moines
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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 Des Moines
How much does a modular home cost in Des Moines, WA?
It depends on size, finishes, transport and site work. Describe your project: builders who serve Des Moines 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 Des Moines 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.