With approximately $50 billion in facility-specific investment and 3,500 permanent operating jobs announced, this project clears both of AFT's qualifying thresholds ($100 million in facility-specific investment OR 100 permanent operating jobs). It is also confirmed by official public sources and involves a physical manufacturing facility in the United States.
View full methodology →The semiconductors context.
Semiconductor fabrication plants, known as fabs, rank among the most capital-intensive industrial facilities ever built—often requiring $10–$30 billion and several years from groundbreaking to initial production. The CHIPS and Science Act of 2022 accelerated a U.S. construction cycle spanning advanced chip fabrication, legacy-node production, semiconductor equipment, packaging, and critical materials. These projects create long-term manufacturing footprints while attracting suppliers, infrastructure investment, and specialized technical work.
At a glance
- Company
- Micron
- Industry
- Semiconductors
- Location
- Boise, Idaho
- Investment
- Approximately $50.00B
- Permanent jobs announced
- 3,500
- Status
- Under Construction
- Announced
- Sep 1, 2022
- Expected opening
- Jan 1, 2027
- Added to tracker
- Feb 14, 2026
Official references
- Micron's original Boise fab announcement https://investors.micron.com/news/press-release/2022/Micron-to-Invest-15-Billion-in-New-Idaho-Fab-Bringing-Leading-Edge-Memory-Manufacturing-to-the-US-09-01-2022/default.aspx
- Micron's expanded U.S. leading-edge DRAM investment announcement https://investors.micron.com/news/press-release/2025/Micron-and-Trump-Administration-Announce-Expanded-U-S--Investments-in-Leading-Edge-DRAM-Manufacturing-and-RD-06-12-2025/default.aspx
- NIST CHIPS Boise location page https://www.nist.gov/chips/micron-idaho-boise
Cite this project
American Factory Tracker. "Micron, Boise, ID." https://americanfactorytracker.com/projects/micron-idaho-expansion-boise. Accessed November 4, 2026.
Please also cite the original sources listed above for underlying figures.