Looking for a modular home builder in Washington Park, IL? Describe your project once and up to three modular home builders who work in Washington Park and St. Clair County get back to you with a quote. It's free and there is no obligation.
Washington Park is home to about 2,481 people (2024 Census Bureau estimate), a shrinking community (−3.8% since 2020). With 972 people per sq mi, it is a semi-rural area. Rural lots and replacements of older homes here are good fits for modular construction.
Washington Park at a glance
- Population (Census Bureau estimate, 2024)
- 2,481 (−3.8% since 2020)
- Rank in Illinois
- 443rd of 1,294 cities and towns
- Land area
- 2.6 sq mi
- Population density
- 972 people per sq mi (semi-rural)
- Type
- Village (Washington Park village)
- Main county
- St. Clair County
What to check before hiring in Washington Park
- Code: in Illinois, 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 Washington Park
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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 Washington Park
How much does a modular home cost in Washington Park, IL?
It depends on size, finishes, transport and site work. Describe your project: builders who serve Washington Park 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 Washington Park 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.