Idaho Citizen Population By County in 2014 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2014, the citizen population for Idaho was 1,538,060 and represented 96.16% of the total Idaho population.

Among all Idaho counties, Ada had the highest citizen population (395.95K), followed by Canyon (184.03K), and Kootenai (141.35K).

In terms of percentages, Adams had the highest percentage of its population being citizens (99.74%), followed by Idaho (99.66%), and Bear Lake (99.58%).

The chart and table below shows the citizen population of each county and the percentage of each county's population that were citizens.

You can see similar information for other states and by state for the United States.

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Idaho Citizen Voting-age Population By County in 2014

Data Source: US Census - ACS 5-Year (CVAP).

See this for other years:

Idaho Citizen Population By County in 2014

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County	Citizen Population	% of County Population
Ada	395945	96.75
Canyon	184025	94.20
Kootenai	141345	98.99
Bonneville	103425	96.93
Bannock	81960	98.28
Twin Falls	74115	93.89
Bingham	43300	95.04
Bonner	40530	99.10
Nez Perce	39320	99.16
Latah	36760	96.76
Madison	36345	96.27
Jefferson	25900	97.30
Elmore	24830	94.23
Payette	21675	95.65
Cassia	21560	92.63
Jerome	19520	86.45
Blaine	19305	90.76
Minidoka	18130	89.80
Idaho	16260	99.66
Gem	16075	96.09
Gooding	13465	88.35
Franklin	12530	97.47
Shoshone	12520	99.13
Fremont	12415	95.32
Boundary	10710	98.21
Owyhee	10450	91.59
Valley	9615	99.53
Washington	9595	95.28
Teton	9210	90.21
Benewah	9075	99.18
Clearwater	8515	99.01
Lemhi	7795	99.55
Power	7135	92.18
Boise	6845	99.49
Caribou	6705	97.81
Bear Lake	5915	99.58
Lincoln	4800	91.52
Custer	4255	99.30
Oneida	4190	98.82
Adams	3900	99.74
Lewis	3750	98.17
Butte	2670	97.62
Camas	1025	88.75
Clark	630	76.36