Western United States (Mountain)
Country region · United States · Pop. 24.9M · #20 region by EV
* C→Unicorn and Unicorn→Decacorn rates are derived from current counts (no founding-cohort data); the four mid-funnel rates use Dealroom's cohort tracking.
Largest rounds
Largest funding rounds in Western United States (Mountain)
A live treemap of the largest VC rounds. Each cell is one round into Western United States (Mountain)-headquartered companies, grouped by Dealroom sector.
Largest rounds in Western United States (Mountain) - 2026
VC investment
How much venture capital flows into Western United States (Mountain)
VC investment into Western United States (Mountain)-headquartered, VC-backed companies, broken down by round size, company location, sector and funding stage.
Academia
Western United States (Mountain)'s academic flywheel
Companies founded by university alumni or spun out of research, plus the institutions producing the most founders tied to Western United States (Mountain).
Location comparison
How Western United States (Mountain) stacks up
Compare Western United States (Mountain) with peers from the same country (United States) — switch between combined EV, EV growth, and a growth × size view. Expand the table for the full ranking.
Combined enterprise value of each ecosystem.
Top regions in United States ranked by combined EV. Western United States (Mountain)'s row is highlighted (#11).
| # | Ecosystem | Combined EV | EV growth | Unicorns | VC invested | Tracked startups |
|---|---|---|---|---|---|---|
| 1 | California | $21.5T | 7.7× | 1,101 | $177B | 36.6K |
| 2 | Western United States (Pacific, excl. Bay Area) | $4.6T | 4.8× | 317 | $28.2B | 16.4K |
| 3 | Northeastern United States | $3.4T | 4.6× | 652 | $54.3B | 30.9K |
| 4 | Washington (State) | $3T | 4.5× | 72 | $7.3B | 3,242 |
| 5 | Texas | $2.7T | 10.5× | 128 | $11.2B | 6,610 |
| 6 | New York State | $1.4T | 5.0× | 298 | $30.9B | 15.5K |
| 7 | Southeastern United States | $1.4T | 4.8× | 172 | $11.5B | 14.1K |
| 8 | Massachusetts | $1.2T | 4.4× | 210 | $13.2B | 6,078 |
| 9 | Florida | $781B | 9.6× | 61 | $3.7B | 4,750 |
| 10 | Midwestern United States | $666B | 3.6× | 114 | $9.4B | 10.7K |
| 11 | Western United States (Mountain) | $367B | 4.1× | 98 | $9.8B | 5,447 |
| 12 | Illinois | $272B | 3.6× | 53 | $2.3B | 3,152 |
More data
Explore Dealroom data →Get the full Western United States (Mountain) ecosystem on Dealroom
Live company-by-company deal flow, full cap tables, founder pedigrees, hiring signals and revenue trajectories.