1 In sound waves, energy is transferred through vibration of air particles or particles of a solid through which the sound travels. 2  In water waves, energy is transferred through the vibration of the water particles. In sound waves, energy is transferred through vibration of air particles or particles of a solid through which the sound travels. 2  In water waves, energy is transferred through the vibration of the water particles.
The 2016 Longmont, Colorado, population is 92,088. There are 3,379 people per square mile (population density).
Compare Longmont, CO Demographics To Other Cities. Longmont population breakdown by race. In Longmont, 25.9% of people are of Hispanic or Latino origin. Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above. Source: The Longmont, CO demographics data displayed above is derived from the United States Census Bureau.