The exact population of Olathe, Kansas as of July 2024 is estimated at 141,290 residents.
Please note: this figure is an estimate and may slightly change as people get born and pass away, it also depends on migration to/from Olathe.
![Population of Olathe, KS](/images/population/121.jpg)
This population of Olathe KS is provided by US bureau of statistics.
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