Located in Canyon County, Nampa has a population of 81,557 as of the 2010 census. As of 2018 Nampa is also the third-most populated city in Idaho. With a revitalizing downtown area Nampa is set to grow quickly in the near future. Enjoy outdoor Idaho at the Deer Flat National Wildlife Refuge, cool off at the Lakeview Park Pool and finish the day sipping on Idaho wines at Indian Creek Winery. Find this little gem of a town 20 miles west of Boise along Interstate 84.