Boise is the capital and most populous city in the U.S. state of Idaho and is the county seat of Ada County. As of the 2020 census, there were 235,684 people residing in the city. On the Boise River in southwestern Idaho, it is 41 miles east of the Oregon border and 110 miles north of the Nevada border. The downtown area's elevation is 2,704 feet above sea level.
AdCOVID booster & the updated COVID vaccine are the same. Learn about the updated vaccine. COVID viruses change over time; restore waning protection with the updated COVID vaccine.
Restore Waning Protection · Official CDC Information · CDC Guidelines for You