Lewis County, Idaho Population 2018

Lewis County, Idaho's estimated population is 3,824 with a growth rate of -0.49% in the past year according to the most recent United States census data. Lewis County, Idaho is the 41st largest county in Idaho.

Year Population Growth Growth Rate
20173,887631.65%
20173,824-19-0.49%
20163,843631.67%
20153,780-30-0.79%
20143,81080.21%
20133,802-17-0.45%
20123,819150.39%
20113,804-16-0.42%
20103,8203048.65%
19903,516-602-14.62%
19804,1182516.49%
19703,867-556-12.57%
19604,4232155.11%
19504,208-458-9.82%
19404,666-572-10.92%
19305,238-613-10.48%
19205,8510.00%

Lewis County, Idaho Population Growth

Population Data via

Population by Race

Race Population
White3,364
American Indian and Alaska Native282
Two or More Races121
Asian30
Some Other Race22
Black or African American4
Native Hawaiian and Other Pacific Islander1

Data via US Census (2017 ACS 5-Year Survey): Table B03002

Lewis County, Idaho Population Pyramid 2018

50100150 Male Population50100150 Female Population80757065605550454035302520151050

Data via US Census (2017 ACS 5-Year Survey): Table S0101

Lewis County, Idaho Median Age

48.1


Total

46.9


Male

48.7


Female

Lewis County, Idaho Adults

There are 2,947 adults, (917 of whom are seniors) in Lewis County, Idaho.

Lewis County, Idaho Age Dependency

88.4

Age Dependency Ratio

45.2

Old Age Dependency Ratio

43.2

Child Dependency Ratio

Lewis County, Idaho Sex Ratio

Female

1,906

49.84%

Male

1,918

50.16%

Lewis County, Idaho Households and Families

Lewis County, Idaho Renter vs Owner Occupied by Household Type

Data via US Census (2017 ACS 5-Year Survey): Table S1101

Lewis County, Idaho Household Types

Type Owner Renter
Married85.7%14.3%
All73.9%26.1%
Non Family64.4%35.6%
Male59.7%40.3%
Female51.6%48.4%

73.9%

Rate of Home Ownership

Lewis County, Idaho Households by Type

Type Count Average Size Owned
All1,6262.3273.9
Married7952.9385.7
Non Family6661.2164.4
Female934.1251.6
Male723.6159.7

2.99

Average Family Size

2.32

Average Household Size

5.9%

Unmarried (Opposite Sex)

0%

Unmarried (Same Sex)

Lewis County, Idaho Households

Lewis County, Idaho Education

Lewis County, Idaho Educational Attainment by Sex (over 25)

Education Attained Count Percentage
Less Than 9th Grade993.68%
9th to 12th Grade1776.58%
High School Graduate88732.95%
Some College84931.54%
Associates Degree2408.92%
Bachelors Degree32912.22%
Graduate Degree1114.12%

Lewis County, Idaho Educational Attainment by Race

Name Total High School Bachelors
White2,4142,200410
Native American14311222
Multiple Races68536
Hispanic6648
Other Race1616
Asian13122

The highest rate of high school graduation is among other race people with a rate of 100.00%.

The highest rate of bachelors degrees is among other race people with a rate of 16.98%.

Lewis County, Idaho Earnings by Educational Attainment

Name Average Male Female
Overall$26,910$36,422$19,844
Less Than High School$20,063$21,250$15,417
High School Grad$21,250$32,083$13,833
Some College$24,977$32,440$20,972
Bachelors Degree$42,171$57,500$33,750
Graduate Degree$55,000$58,125$52,813

$26,910

Average Earnings

$36,422

Average Male

$19,844

Average Female

Lewis County, Idaho Language

Lewis County, Idaho Language by Age

Lewis County, Idaho Language

97.43% of Lewis County, Idaho residents speak only English, while 2.57% speak other languages. The largest non-English language is Other, which is spoken by 0.89% of the population.

Lewis County, Idaho Poverty

Lewis County, Idaho Poverty by Race

Name Total In Poverty Poverty Rate
White3,23342813.24%
Native27710537.91%
Multiple1153328.70%
Hispanic1593220.13%
Other15746.67%
Asian3013.33%
Islander11100.00%

15.27%

Overall Poverty Rate

13.41%

Male Poverty Rate

17.12%

Female Poverty Rate

Poverty in Lewis County, Idaho

The race most likely to be in poverty in Lewis County, Idaho is Islander, with 100.00% below the poverty level.

The race least likely to be in poverty in Lewis County, Idaho is Asian, with 3.33% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.62%. Among those working part-time, it was 20.21%, and for those that did not work, the poverty rate was 19.04%.

Lewis County, Idaho Poverty Rate by Education

Name Poverty
Less Than High School19.27%
High School14.48%
Some College12.48%
Bachelors or Greater4.77%

Lewis County, Idaho Poverty Rate by Employment Status and Sex

Name Poverty
Male Unemployed35.42%
Female Unemployed25.00%
Female Employed11.23%
Male Employed5.93%

Lewis County, Idaho Income

Lewis County, Idaho Income by Household Type

Name Median Mean
Households$40,313$53,174
Families$50,833$63,238
Married Families$58,365$
Non Families$22,917$36,860

Lewis County, Idaho Marital Status

Lewis County, Idaho Marital Status

Marriage Rates

53.1%

Overall Marriage Rate

53.2%

Male Marriage Rate

53.0%

Female Marriage Rate

Lewis County, Idaho Married by Age and Sex

Lewis County, Idaho Marriage

The age group where males are most likely to be married is 55To64, while the female age group most likely to be married is 45To54.

Lewis County, Idaho Marital Status by Race


Data via US Census (2017 ACS 5-Year Survey): Table S1201

Lewis County, Idaho Veterans

Lewis County, Idaho Veterans by War

423

Number of Veterans

396

Male Veterans

27

Female Veterans

Name Veterans
Vietnam194
Korea38
Second Gulf War38
First Gulf War30
World War II19

Lewis County, Idaho Veterans by Age

Name Veterans
55 to 64132
75+123
65 to 74121
35 to 5436
18 to 3411

Lewis County, Idaho Veterans by Race

Name Veterans % of Total
White38714.70%
2 or More2219.47%
Indian106.25%
Hispanic55.38%
Other212.50%
Asian28.00%

Lewis County, Idaho Veterans by Education

10.64%

Veteran Poverty Rate

49.88%

Veteran Disability Rate

Lewis County, Idaho Employment Status

Lewis County, Idaho Employment by Age

53.3%

Labor Force Participation

50.1%

Employment Rate

5.9%

Unemployment Rate

Lewis County, Idaho Employment by Race

Lewis County, Idaho Employment by Education

Population of Cities in Lewis County, Idaho

City 2010 Census 2016 Estimated Growth Growth Rate
Kamiah 12931292-1-0.08%
Craigmont501499-2-0.40%
Nezperce46747471.50%
Winchester34034772.06%
Reubens636411.59%
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990