Culture The fastest growing states in the U.S. are all out West Idaho had the largest percentage population growth in 2021, followed by Utah, Montana and Arizona. December 27, 2021 Idaho had the largest percentage population growth in 2021, followed by Utah, Montana and Arizona. Continue Reading Previous: LAPD to release video in police killing of 14-old-girl in clothing storeNext: USPS sees more on-time holiday deliveries, despite surge in COVID-19 quarantines | Federal News Network Related Stories Culture FOLLOW YOUR HEART 2026: Cinema, Fashion, and Art in the Heart of Miami P.C. editor January 13, 2026 Culture December Wrap-Up: Box Office Triumphs and Industry Reckoning P.C. editor December 26, 2025 Culture Art Basel Miami 2025: Casa Noosh and Amarna Gallery Throw “The Gilded Affair” with $65K Caviar and A-List Guests P.C. editor November 30, 2025