Casper Wyoming Population 2024 By Race. This section compares casper to the 50 most populous places in wyoming and to those entities that. People quickfactscasperwyomingpopulation, 2003 estimate 50,632501,242population, percent change, april 1, 2000 to july 1, 2003 1.8%1.5%population,.
Census data for casper, wy urban area (pop. This figure is an estimate and may slightly change as people get born and pass.