Kansas City Population 2025 Forecast 2050. The current metro area population of kansas city in 2025 is 1,754,000, a 0.86% increase from 2024. The median age in kansas city is 35.4, compared to 38.8 nationwide, according to the american community survey 2017.

The kansas population forecast from 2014 to 2064 shows a sizeable shift from rural to metropolitan area residents. This growth aligns with broader demographic patterns, as urban and suburban areas consistently.