RANKING · 2010 CENSUS · 36 SHOWN OF 36

Youngest by median age, Idaho cities · 2010

Idaho cities with the youngest median age (2023 ACS). This list covers the 36 cities in Idaho that qualify, ranked against each other statewide.

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SAME RANKING BYCounties States Metros ZIP codes

RELATEDOldest by median age Most foreign-born residents Highest uninsured rate Most women Most men Highest disability rate

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS 2000

01Rexburg, IDID40,33422.3+10%

02Moscow, IDID26,72124.2−1%

03Rigby, IDID5,75727.6−3%

04Shelley, IDID5,30327.8+3%

05Kuna, IDID31,52528.1+8%

06Caldwell, IDID76,62928.2−2%

07Jerome, IDID13,73128.9−7%

08Ammon, IDID20,11929.6+3%

09Mountain Home, IDID16,77929.8−6%

10Nampa, IDID120,38430.1+6%

11Chubbuck, IDID16,82330.2+3%

12Pocatello, IDID58,77130.2+5%

13Middleton, IDID12,60030.5+10%

14Blackfoot, IDID13,36130.8−0%

15Burley, IDID12,40930.8−0%

16Preston, IDID6,17731.7+12%

17Kimberly, IDID5,79831.9−5%

18Twin Falls, IDID56,21631.9−6%

19Idaho Falls, IDID71,78532.2−0%

20Rathdrum, IDID13,22732.3+13%

21Star, IDID20,87432.3+14%

22Meridian, IDID142,98832.5+8%

23Fruitland, IDID7,21332.7+4%

24Post Falls, IDID46,71533.0+5%

25Rupert, IDID6,46033.3+5%

26Payette, IDID8,81335.0+8%

27Hailey, IDID10,05335.1+5%

28Boise City, IDID238,42935.3+8%

29Coeur d'Alene, IDID58,17935.4+2%

30Emmett, IDID8,90036.3+5%

31Weiser, IDID6,24938.7+8%

32Sandpoint, IDID10,64538.8+6%

33Hayden, IDID17,36339.4+12%

34Lewiston, IDID34,71739.9+5%

35Eagle, IDID34,65840.6+15%

36Garden City, IDID13,04743.2+22%

SHOWING 1–36 OF 36

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES