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RANKING · 2024 ACS · 44 SHOWN OF 44

Highest fertility rate, Idaho counties

Idaho counties ranked by general fertility rate — births per 1,000 women ages 15-50 in the past 12 months (2024 ACS). This list covers the 44 counties in Idaho that qualify, ranked against each other statewide.

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SAME RANKING BYCitiesStatesMetrosZIP codes
RELATEDLargest foreign-born populationMost residents with a disabilityLargest veteran populationMost uninsured peopleLargest senior populationMost unmarried people
YEAR20102024
Highest fertility rate by state
All USAlaskaAlabamaArkansasArizonaCaliforniaColoradoFloridaGeorgiaIowaIdahoIllinoisIndianaKansasKentuckyLouisianaMassachusettsMarylandMaineMichiganMinnesotaMissouriMississippiMontanaNorth CarolinaNorth DakotaNebraskaNew HampshireNew JerseyNew MexicoNevadaNew YorkOhioOklahomaOregonPennsylvaniaSouth CarolinaSouth DakotaTennesseeTexasUtahVirginiaVermontWashingtonWisconsinWest VirginiaWyoming
RANKPLACESTATEPOPBIRTHS PER 1,000 WOMEN (15-50)VS 2010
01Gooding County, IDID16,446156.6+95%
02Clark County, IDID783128.0−17%
03Bear Lake County, IDID6,727105.7+2%
04Owyhee County, IDID12,66198.3+15%
05Lewis County, IDID3,70492.8+87%
06Minidoka County, IDID22,91179.6+4%
07Cassia County, IDID26,39779.1−20%
08Bonneville County, IDID135,77176.1−5%
09Idaho County, IDID17,87471.9+158%
10Benewah County, IDID10,50869.0+3%
11Adams County, IDID5,01368.4+112%
12Bingham County, IDID51,15364.8−18%
13Boundary County, IDID13,99764.5−13%
14Twin Falls County, IDID97,53963.2−2%
15Lemhi County, IDID8,47462.5−28%
16Caribou County, IDID7,25261.1−49%
17Gem County, IDID21,77360.7+58%
18Fremont County, IDID14,20859.8−45%
19Shoshone County, IDID14,13058.8+16%
20Jerome County, IDID26,36258.0−39%
21Nez Perce County, IDID42,90556.6−1%
22Oneida County, IDID5,08554.7−50%
23Elmore County, IDID29,46554.3−32%
24Boise County, IDID8,54553.3−25%
25Lincoln County, IDID5,60352.5−44%
26Bonner County, IDID54,42050.2−29%
27Bannock County, IDID91,59149.3−38%
28Kootenai County, IDID191,86449.1−29%
29Valley County, IDID12,83149.0+21%
30Jefferson County, IDID35,29747.0−46%
31Teton County, IDID13,25446.0−22%
32Payette County, IDID27,82445.2−39%
33Power County, IDID8,24644.9−52%
34Ada County, IDID546,14143.6−32%
35Franklin County, IDID15,88943.2−42%
36Canyon County, IDID275,12342.9−54%
37Latah County, IDID41,84236.8−26%
38Blaine County, IDID25,51735.2−42%
39Madison County, IDID55,17230.8−54%
40Butte County, IDID2,78327.2−21%
41Clearwater County, IDID9,11824.6−36%
42Washington County, IDID11,58319.4−73%
43Custer County, IDID4,6368.6−86%
44Camas County, IDID1,3160.0−100%
SHOWING 1–44 OF 44
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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES