Youngest Cities in Missouri

The top 25 of 44 Missouri cities on GIS Map, ranked by lowest median age.

#	City	County	Median age	Population
1	Kirksville	Adair	24.8 years	17,563
2	Warrensburg	Johnson	24.8 years	19,582
3	Rolla	Phelps	28.2 years	20,287
4	Columbia	Boone	29.5 years	128,548
5	Marshall	Saline	30.9 years	13,739
6	Carthage	Jasper	32.2 years	15,574
7	Springfield	Greene	33.7 years	169,954
8	Cape Girardeau	Cape Girardeau	34.5 years	40,344
9	Fulton	Callaway	34.9 years	12,617
10	Maryland Heights	St. Louis	35.6 years	27,880
11	Kansas City	Jackson	35.8 years	510,612
12	Excelsior Springs	Clay	35.9 years	10,484
13	West Plains	Howell	36.3 years	12,441
14	Wentzville	St. Charles	36.5 years	47,061
15	St. Louis	St. Louis City	36.8 years	288,512
16	University City	St. Louis	36.9 years	34,685
17	Blue Springs	Jackson	37.2 years	59,965
18	Nixa	Christian	37.3 years	24,836
19	Poplar Bluff	Butler	37.3 years	16,254
20	Sedalia	Pettis	37.3 years	22,003
21	Lebanon	Laclede	37.4 years	15,270
22	Florissant	St. Louis	37.6 years	51,773
23	Liberty	Clay	37.8 years	30,689
24	St. Joseph	Buchanan	38.1 years	71,236
25	Sikeston	Scott	38.2 years	16,320

Top Missouri Counties

Counties ranked by lowest median age.

1. Pulaski County27.8 years 2. Adair County30.2 years 3. Johnson County31.5 years 4. Boone County32.7 years 5. Nodaway County33.7 years 6. Saline County35.3 years 7. Phelps County35.8 years 8. Greene County36.4 years 9. Scotland County36.5 years 10. Jasper County36.8 years

Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates. Only cities covered by GIS Map with at least 1,000 residents are ranked. Estimates carry margins of error.

Citing this page: GIS Map, “Youngest Cities in Missouri”, https://gismap.land/rankings/missouri/youngest-cities. Figures from U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.

Youngest Cities in Missouri

Top Missouri Counties

More Missouri rankings