Baxter Springs, KS has a population of 4,056 and is the 7,388th largest city in the United States. The population density is 1,288 per sq mi which is 3479% higher than the Kansas average and 1322% higher than the national average. The median age in Baxter Springs is 35 which is approximately 2% lower than the Kansas average of 36. In Baxter Springs, 56% of the population over 15 years of age are married, 98% speak English and 1% speak Spanish. 37% of Baxter Springs residents were born in Kansas, 61% were born out of state, 0% were born outside of the United States and 1% were foreign born.