Lewis County, Idaho

5 cities & places have their primary county here.

Population: 3,649
Median household income: $49,643
Median home value: $202,400

Lewis County is a county in Idaho with a population of 3,649. 5 cities and places have their primary county here. Its median household income of $49,643 runs below the Idaho figure of $74,636.

Between 2019 and 2023, Lewis County's population declined 4.9% from 3,838 to 3,649, while its median household income rose 20.5% from $41,198 to $49,643.

The median resident is 48.9 years old. The largest age group is 5 to 17, 17.2% of residents.

Demographics

ACS 2019–2023

Population: 3,649
Median age: 48.9 yrs
Median household income: $49,643
Median home value: $202,400
Median gross rent: $708
Housing units: 1,823
Homeownership rate: 74.2%
Bachelor's degree or higher: 20.0%
Unemployment rate: 3.5%

Trends

ACS 5-year · 2019–2023

Population

3,8383,649

Median household income

$41,198$49,643

Median home value

$132,300$202,400

Median gross rent

$593$708

Year	Population	Median household income	Median home value	Median gross rent
2019	3,838	$41,198	$132,300	$593
2020	3,850	$42,370	$150,000	$585
2021	3,613	$44,028	$157,000	$623
2022	3,630	$46,484	$184,800	$662
2023	3,649	$49,643	$202,400	$708

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 54.8%

5 to 1717.2%

18 to 245.2%

25 to 348.2%

35 to 4411.3%

45 to 549.6%

55 to 6415.9%

65 to 7416.9%

75 and over10.9%

	Count	Share
Under 5	175	4.8%
5 to 17	627	17.2%
18 to 24	190	5.2%
25 to 34	301	8.2%
35 to 44	412	11.3%
45 to 54	350	9.6%
55 to 64	580	15.9%
65 to 74	618	16.9%
75 and over	396	10.9%

Race & ethnicity

	Count	Share
White (non-Hispanic)	3,000	82.2%
Black or African American	62	1.7%
American Indian & Alaska Native	53	1.5%
Asian	33	0.9%
Native Hawaiian & Pacific Islander	0	0.0%
Some other race	31	0.8%
Two or more races	322	8.8%
Hispanic or Latino (any race)	148	4.1%

Educational attainment (age 25+)

No high school diploma9.2%

High school graduate32.0%

Some college or associate's38.8%

Bachelor's degree14.5%

Graduate or professional degree5.5%

	Count	Share
No high school diploma	245	9.2%
High school graduate	850	32.0%
Some college or associate's	1,031	38.8%
Bachelor's degree	386	14.5%
Graduate or professional degree	145	5.5%

Commute to work

Mean travel time to work: 21 min

Drove alone74.9%

Carpooled10.2%

Public transit0.0%

Walked3.1%

Bicycle0.4%

Worked from home10.7%

Other means0.8%

How workers get to work

	Count	Share
Drove alone	981	74.9%
Carpooled	134	10.2%
Public transit	0	0.0%
Walked	40	3.1%
Bicycle	5	0.4%
Worked from home	140	10.7%
Other means	10	0.8%

Travel time

	Count	Share
Under 15 min	590	50.4%
15 to 29 min	221	18.9%
30 to 44 min	226	19.3%
45 to 59 min	38	3.2%
60+ min	95	8.1%

Households

Average household size: 2.31
Poverty rate: 17.4% (629 of 3,616)

	Count	Share
Family households	961	62.2%
Nonfamily households	585	37.8%

Housing

Median year structure built: 1965

Occupancy

	Count	Share
Occupied	1,546	84.8%
Vacant	277	15.2%

Tenure (of occupied units)

	Count	Share
Owner-occupied	1,147	74.2%
Renter-occupied	399	25.8%

1-unit, detached79.5%

1-unit, attached0.3%

2 to 4 units5.0%

5 to 19 units0.7%

20 or more units0.9%

Mobile home & other13.5%

Units in structure

	Count	Share
1-unit, detached	1,450	79.5%
1-unit, attached	5	0.3%
2 to 4 units	92	5.0%
5 to 19 units	13	0.7%
20 or more units	17	0.9%
Mobile home & other	246	13.5%

Geography

County GEOID: 16061
State: Idaho
Land area: 479 sq mi
Water area: 0.9 sq mi
Center point: 46.2363, -116.4238