Looking for a garage builder in Tennessee, IL? Describe your project once and up to five garage builders who work in Tennessee and McDonough County get back to you with a quote. It's free and there is no obligation.
Tennessee is home to about 100 people (2024 Census Bureau estimate), a stable community (+0.0% since 2020). With 235 people per sq mi, it is a semi-rural area. Extra storage, workshops and EVs are driving garage projects here.
Tennessee at a glance
- Population (Census Bureau estimate, 2024)
- 100 (+0.0% since 2020)
- Rank in Illinois
- 1,225th of 1,294 cities and towns
- Land area
- 0.4 sq mi
- Population density
- 235 people per sq mi (semi-rural)
- Type
- Village (Tennessee village)
- Main county
- McDonough County
What to check before hiring in Tennessee
- Zoning: check setbacks and size limits in Tennessee.
- License and permit: in Illinois, garages are built by licensed contractors under a permit.
- EV ready: add a 240-volt circuit while walls are open.
- Price drivers: size, slab, doors, finish and electrical.
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 Tennessee
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Detached garage
Design and construction of a detached garage with slab, permit and electrical.
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Attached garage or garage apartment
Attached garage or garage with living space above.
Frequently asked questions in Tennessee
How much does a garage cost in Tennessee, IL?
It depends on size, materials and finishes. Describe your project: builders who serve Tennessee reply with a quote.
How long does it take?
Often a few weeks once permits are issued.
Kit or custom?
Kits can save money; custom builds match the house.
Which garage builders will contact me?
Up to five independent garage builders who serve Tennessee 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.