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Census shows county population has increased

Counties in the Region

The 2015 population estimates and change from prior year:

Adams County: 3,843; down five.

Clearwater County: 8,496; down 13.

Lewis County: 3,789; down 33.

Valley County: 10,103; up 299.

Following a three-year population decline, Idaho County resident numbers are on the increase, according to estimates released in May by the U.S. Census Bureau.

For 2015, Idaho County’s population estimate was 16,272, up 66 from the prior year. County population last saw an increase in 2011: 16,466, up 166 from the prior year. The following years – 2012, 2013, 2014 – accumulated population drop totaled 260.

The population of all 200 Idaho communities, ranging from Warm River’s three people to Boise’s 218,281, was just more than 1.15 million or 69.5 percent of the statewide total and up slightly from 68.7 percent in the 2010 census. In 1990 only 62 percent of the population lived in incorporated cities.

The number of people living in Idaho’s rural areas increased by 1 percent.

Idaho County breakdown

  • Cottonwood: Population estimate in 2015 was 921, up three from the year prior, and a 2 percent rise from 902 in 2010. During this six-year period, the high was 926 in 2013.
  • Ferdinand: Population has remained largely static with 161 estimated population in 2015, up only by one from the year prior. In 2010, population was 159, and the high of 162 was in 2012.
  • Grangeville: Population estimate was 3,155 in 2015, up by about a half percent from the year prior. Grangeville reported a population high of 3,190 in 2011, dropping to the six-year low 3,138 in 2013.
  • Kooskia: The 606 estimated population in 2015 was up by three from the year prior. Population during the six-year period was at its high, 615, in 2011 and low of 603 in 2014.
  • Riggins: In 2015, population was 418, up by two from the year prior. During the six-year period, population high was 425 in 2011 and low of 416 in 2014.
  • Stites: Essentially unchanged, population in 2015 was 222, 221 in 2014, and 220 in 2013, which was also the six-year low. During this period, population from year to year differed between one and two persons.
  • White Bird: The 2015 estimate, 93, remained unchanged from the year prior, which was an increase of one from 2013. During the six-year period, annual population has varied from one to two persons.


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