Youngest Cities in Iowa

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

#	City	County	Median age	Population
1	Ames	Story	23.3 years	67,669
2	Iowa City	Johnson	26.2 years	75,752
3	Cedar Falls	Black Hawk	29.3 years	40,888
4	Storm Lake	Buena Vista	30.9 years	11,428
5	North Liberty	Johnson	31.7 years	21,125
6	Waverly	Bremer	32.8 years	10,494
7	Ankeny	Polk	33.6 years	72,615
8	Coralville	Johnson	34 years	23,234
9	Des Moines	Polk	34.6 years	212,421
10	Waukee	Dallas	34.7 years	29,236
11	Sioux City	Woodbury	34.9 years	86,101
12	Pella	Marion	35.2 years	10,720
13	Marshalltown	Marshall	35.7 years	27,626
14	Indianola	Warren	35.9 years	16,044
15	West Des Moines	Polk	36 years	71,083
16	Grinnell	Poweshiek	36.5 years	9,505
17	Ottumwa	Wapello	36.7 years	25,430
18	Waterloo	Black Hawk	36.7 years	67,008
19	Muscatine	Muscatine	37 years	23,489
20	Cedar Rapids	Linn	37.3 years	137,264
21	Clive	Polk	37.4 years	19,012
22	Johnston	Polk	37.4 years	24,384
23	Davenport	Scott	37.5 years	100,913
24	Fort Dodge	Webster	37.6 years	24,827
25	Oskaloosa	Mahaska	37.6 years	11,504

Top Iowa Counties

Counties ranked by lowest median age.

1. Story County26.9 years 2. Johnson County31 years 3. Sioux County33.8 years 4. Buena Vista County35.6 years 5. Black Hawk County35.7 years 6. Dallas County36.1 years 7. Decatur County36.1 years 8. Woodbury County36.1 years 9. Polk County36.2 years 10. Davis County36.3 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 Iowa”, https://gismap.land/rankings/iowa/youngest-cities. Figures from U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.

Youngest Cities in Iowa

Top Iowa Counties

More Iowa rankings