From Chicago, you have major Army installations at the following distances:
So, Fort McCoy would be the closest, but getting stationed there may not feasible, or may require an MOS other than the one you intend to enlist as (if that's your intent).
Fort Knox, Kentucky: approximately 277 miles.
The Army camps in the Philippines consisted of the largest army base and the Pearl Harbor Naval base was the largest IN the Pacific but the largest Naval Base was in San Diego, California and still is the largest one on the west coast.
There are National Guard and Army Reserve units in Syracuse, but the closest active post is Fort Drum, located about 80 miles north of Syracuse, and adjacent to Watertown. It's the home of the 10th Mountain Division (and, incidentally, was my first duty station in the Army).
Asia is the continent closest to California. Specifically, the closest point in Asia to California is the eastern coast of Russia, which lies across the Bering Strait from Alaska.
The closest military base to Seattle, Washington, is Joint Base Lewis-McChord (JBLM), located approximately 50 miles south of the city, near Tacoma. JBLM is a major combined army and air force base that supports various military operations and training. It plays a crucial role in the Pacific Northwest's military presence and readiness.
The closest major airport to Carmel, California is Monterey Peninsula Airport (MRY / KMRY).
It depends on what you are asking that is closest to California. The closest state would be Oregon, but that's depending on where you live! Hope this helps! Try to be more specific next time!
Lassen
Alaska is closer to Washington.
The closest he came to California was Oregon.
The closest military base near Beaumont, TX is the Joint Reserve Base Fort Worth, located approximately 100 miles to the northwest in Fort Worth. This base primarily supports the Air Force Reserve and Navy Reserve units. Additionally, there are other military installations in the region, such as the Army's Camp Mabry in Austin, but Fort Worth is the nearest significant facility.
The closest major airport to Eureka, California is Arcata-Eureka Airport (ACV / KACV).